Mercurial > hg > jdk9-shenandoah > hotspot

changeset 9634:f0097a9f4a3f

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Merge
author dholmes
date Fri, 14 Aug 2015 04:21:37 +0200
parents a3e6c865104c (current diff) eb1d5a7fc05f (diff)
children d86f613e4231 160f691ef3d0
files
diffstat 12 files changed, 376 insertions(+), 445 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/runtime/commandLineFlagConstraintList.cpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintList.cpp	Fri Aug 14 04:21:37 2015 +0200
@@ -45,8 +45,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_bool(bool* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_bool(bool value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -61,8 +61,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_int(int* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_int(int value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -77,8 +77,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_intx(intx* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_intx(intx value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -93,8 +93,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_uint(uint* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_uint(uint value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -109,8 +109,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_uintx(uintx* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_uintx(uintx value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -125,8 +125,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_uint64_t(uint64_t* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_uint64_t(uint64_t value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -141,8 +141,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_size_t(size_t* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_size_t(size_t value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -157,8 +157,8 @@
     _constraint=func;
   }
 
-  Flag::Error apply_double(double* value, bool verbose) {
-    return _constraint(verbose, value);
+  Flag::Error apply_double(double value, bool verbose) {
+    return _constraint(value, verbose);
   }
 };
 
@@ -226,7 +226,6 @@
 
 // Check the ranges of all flags that have them or print them out and exit if requested
 void CommandLineFlagConstraintList::init(void) {
-
   _constraints = new (ResourceObj::C_HEAP, mtInternal) GrowableArray<CommandLineFlagConstraint*>(INITIAL_CONSTRAINTS_SIZE, true);
 
   emit_constraint_no(NULL RUNTIME_FLAGS(EMIT_CONSTRAINT_DEVELOPER_FLAG,
@@ -306,40 +305,6 @@
 
 // Check constraints for specific constraint type.
 bool CommandLineFlagConstraintList::check_constraints(CommandLineFlagConstraint::ConstraintType type) {
-//#define PRINT_CONSTRAINTS_SIZES
-#ifdef PRINT_CONSTRAINTS_SIZES
-  {
-    size_t size_constraints = sizeof(CommandLineFlagConstraintList);
-    for (int i=0; i<length(); i++) {
-      size_constraints += sizeof(CommandLineFlagConstraint);
-      CommandLineFlagConstraint* constraint = at(i);
-      const char* name = constraint->name();
-      Flag* flag = Flag::find_flag(name, strlen(name), true, true);
-      if (flag->is_bool()) {
-        size_constraints += sizeof(CommandLineFlagConstraintFunc_bool);
-        size_constraints += sizeof(CommandLineFlagConstraint*);
-      } else if (flag->is_intx()) {
-        size_constraints += sizeof(CommandLineFlagConstraintFunc_intx);
-        size_constraints += sizeof(CommandLineFlagConstraint*);
-      } else if (flag->is_uintx()) {
-        size_constraints += sizeof(CommandLineFlagConstraintFunc_uintx);
-        size_constraints += sizeof(CommandLineFlagConstraint*);
-      } else if (flag->is_uint64_t()) {
-        size_constraints += sizeof(CommandLineFlagConstraintFunc_uint64_t);
-        size_constraints += sizeof(CommandLineFlagConstraint*);
-      } else if (flag->is_size_t()) {
-        size_constraints += sizeof(CommandLineFlagConstraintFunc_size_t);
-        size_constraints += sizeof(CommandLineFlagConstraint*);
-      } else if (flag->is_double()) {
-        size_constraints += sizeof(CommandLineFlagConstraintFunc_double);
-        size_constraints += sizeof(CommandLineFlagConstraint*);
-      }
-    }
-    fprintf(stderr, "Size of %d constraints: " SIZE_FORMAT " bytes\n",
-            length(), size_constraints);
-  }
-#endif // PRINT_CONSTRAINTS_SIZES
-
   // Skip if we already checked.
   if (type < _validating_type) {
     return true;
@@ -350,27 +315,36 @@
   for (int i=0; i<length(); i++) {
     CommandLineFlagConstraint* constraint = at(i);
     if (type != constraint->type()) continue;
-    const char*name = constraint->name();
+    const char* name = constraint->name();
     Flag* flag = Flag::find_flag(name, strlen(name), true, true);
+    // We must check for NULL here as lp64_product flags on 32 bit architecture
+    // can generate constraint check (despite that they are declared as constants),
+    // but they will not be returned by Flag::find_flag()
     if (flag != NULL) {
       if (flag->is_bool()) {
         bool value = flag->get_bool();
-        if (constraint->apply_bool(&value, true) != Flag::SUCCESS) status = false;
+        if (constraint->apply_bool(value, true) != Flag::SUCCESS) status = false;
+      } else if (flag->is_int()) {
+        int value = flag->get_int();
+        if (constraint->apply_int(value, true) != Flag::SUCCESS) status = false;
+      } else if (flag->is_uint()) {
+        uint value = flag->get_uint();
+        if (constraint->apply_uint(value, true) != Flag::SUCCESS) status = false;
       } else if (flag->is_intx()) {
         intx value = flag->get_intx();
-        if (constraint->apply_intx(&value, true) != Flag::SUCCESS) status = false;
+        if (constraint->apply_intx(value, true) != Flag::SUCCESS) status = false;
       } else if (flag->is_uintx()) {
         uintx value = flag->get_uintx();
-        if (constraint->apply_uintx(&value, true) != Flag::SUCCESS) status = false;
+        if (constraint->apply_uintx(value, true) != Flag::SUCCESS) status = false;
       } else if (flag->is_uint64_t()) {
         uint64_t value = flag->get_uint64_t();
-        if (constraint->apply_uint64_t(&value, true) != Flag::SUCCESS) status = false;
+        if (constraint->apply_uint64_t(value, true) != Flag::SUCCESS) status = false;
       } else if (flag->is_size_t()) {
         size_t value = flag->get_size_t();
-        if (constraint->apply_size_t(&value, true) != Flag::SUCCESS) status = false;
+        if (constraint->apply_size_t(value, true) != Flag::SUCCESS) status = false;
       } else if (flag->is_double()) {
         double value = flag->get_double();
-        if (constraint->apply_double(&value, true) != Flag::SUCCESS) status = false;
+        if (constraint->apply_double(value, true) != Flag::SUCCESS) status = false;
       }
     }
   }
--- a/src/share/vm/runtime/commandLineFlagConstraintList.hpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintList.hpp	Fri Aug 14 04:21:37 2015 +0200
@@ -39,14 +39,14 @@
  * "runtime/commandLineFlagConstraintsRuntime.hpp" for the functions themselves.
  */
 
-typedef Flag::Error (*CommandLineFlagConstraintFunc_bool)(bool verbose, bool* value);
-typedef Flag::Error (*CommandLineFlagConstraintFunc_int)(bool verbose, int* value);
-typedef Flag::Error (*CommandLineFlagConstraintFunc_intx)(bool verbose, intx* value);
-typedef Flag::Error (*CommandLineFlagConstraintFunc_uint)(bool verbose, uint* value);
-typedef Flag::Error (*CommandLineFlagConstraintFunc_uintx)(bool verbose, uintx* value);
-typedef Flag::Error (*CommandLineFlagConstraintFunc_uint64_t)(bool verbose, uint64_t* value);
-typedef Flag::Error (*CommandLineFlagConstraintFunc_size_t)(bool verbose, size_t* value);
-typedef Flag::Error (*CommandLineFlagConstraintFunc_double)(bool verbose, double* value);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_bool)(bool value, bool verbose);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_int)(int value, bool verbose);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_intx)(intx value, bool verbose);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_uint)(uint value, bool verbose);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_uintx)(uintx value, bool verbose);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_uint64_t)(uint64_t value, bool verbose);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_size_t)(size_t value, bool verbose);
+typedef Flag::Error (*CommandLineFlagConstraintFunc_double)(double value, bool verbose);
 
 class CommandLineFlagConstraint : public CHeapObj<mtInternal> {
 public:
@@ -70,14 +70,14 @@
   ~CommandLineFlagConstraint() {};
   const char* name() const { return _name; }
   ConstraintType type() const { return _validate_type; }
-  virtual Flag::Error apply_bool(bool* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
-  virtual Flag::Error apply_int(int* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
-  virtual Flag::Error apply_intx(intx* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
-  virtual Flag::Error apply_uint(uint* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
-  virtual Flag::Error apply_uintx(uintx* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
-  virtual Flag::Error apply_uint64_t(uint64_t* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
-  virtual Flag::Error apply_size_t(size_t* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
-  virtual Flag::Error apply_double(double* value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_bool(bool value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_int(int value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_intx(intx value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_uint(uint value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_uintx(uintx value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_uint64_t(uint64_t value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_size_t(size_t value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
+  virtual Flag::Error apply_double(double value, bool verbose = true) { ShouldNotReachHere(); return Flag::ERR_OTHER; };
 };
 
 class CommandLineFlagConstraintList : public AllStatic {
--- a/src/share/vm/runtime/commandLineFlagConstraintsCompiler.cpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintsCompiler.cpp	Fri Aug 14 04:21:37 2015 +0200
@@ -25,17 +25,16 @@
 #include "precompiled.hpp"
 #include "runtime/arguments.hpp"
 #include "runtime/commandLineFlagConstraintsCompiler.hpp"
+#include "runtime/commandLineFlagRangeList.hpp"
 #include "runtime/globals.hpp"
 #include "utilities/defaultStream.hpp"
 
-Flag::Error AliasLevelConstraintFunc(bool verbose, intx* value) {
-  if ((*value <= 1) && (Arguments::mode() == Arguments::_comp)) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                "AliasLevel (" INTX_FORMAT ") is not compatible "
-                "with -Xcomp \n",
-                *value);
-    }
+Flag::Error AliasLevelConstraintFunc(intx value, bool verbose) {
+  if ((value <= 1) && (Arguments::mode() == Arguments::_comp)) {
+    CommandLineError::print(verbose,
+                            "AliasLevel (" INTX_FORMAT ") is not "
+                            "compatible with -Xcomp \n",
+                            value);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
@@ -57,7 +56,7 @@
  *    'TieredStopAtLevel = CompLevel_full_optimization' (the default value). As a result,
  *    the minimum number of compiler threads is 2.
  */
-Flag::Error CICompilerCountConstraintFunc(bool verbose, intx* value) {
+Flag::Error CICompilerCountConstraintFunc(intx value, bool verbose) {
   int min_number_of_compiler_threads = 0;
 #if !defined(COMPILER1) && !defined(COMPILER2) && !defined(SHARK)
   // case 1
@@ -75,12 +74,11 @@
   // min_number_of_compiler_threads to exceed CI_COMPILER_COUNT.
   min_number_of_compiler_threads = MIN2(min_number_of_compiler_threads, CI_COMPILER_COUNT);
 
-  if (*value < (intx)min_number_of_compiler_threads) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "CICompilerCount=" INTX_FORMAT " must be at least %d \n",
-                  *value, min_number_of_compiler_threads);
-    }
+  if (value < (intx)min_number_of_compiler_threads) {
+    CommandLineError::print(verbose,
+                            "CICompilerCount (" INTX_FORMAT ") must be "
+                            "at least %d \n",
+                            value, min_number_of_compiler_threads);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
--- a/src/share/vm/runtime/commandLineFlagConstraintsCompiler.hpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintsCompiler.hpp	Fri Aug 14 04:21:37 2015 +0200
@@ -34,8 +34,8 @@
  * an appropriate error value.
  */
 
-Flag::Error AliasLevelConstraintFunc(bool verbose, intx* value);
+Flag::Error AliasLevelConstraintFunc(intx value, bool verbose);
 
-Flag::Error CICompilerCountConstraintFunc(bool verbose, intx* value);
+Flag::Error CICompilerCountConstraintFunc(intx value, bool verbose);
 
 #endif /* SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSCOMPILER_HPP */
--- a/src/share/vm/runtime/commandLineFlagConstraintsGC.cpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintsGC.cpp	Fri Aug 14 04:21:37 2015 +0200
@@ -25,6 +25,7 @@
 #include "precompiled.hpp"
 #include "runtime/arguments.hpp"
 #include "runtime/commandLineFlagConstraintsGC.hpp"
+#include "runtime/commandLineFlagRangeList.hpp"
 #include "runtime/globals.hpp"
 #include "utilities/defaultStream.hpp"
 
@@ -41,97 +42,85 @@
 #include "opto/c2_globals.hpp"
 #endif // COMPILER2
 
-static Flag::Error MinPLABSizeBounds(const char* name, bool verbose, size_t* value) {
+static Flag::Error MinPLABSizeBounds(const char* name, size_t value, bool verbose) {
 #if INCLUDE_ALL_GCS
-  if ((UseConcMarkSweepGC || UseG1GC) && (*value < PLAB::min_size())) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "%s (" SIZE_FORMAT ") must be greater than "
-                  "ergonomic PLAB minimum size (" SIZE_FORMAT ")\n",
-                  name, *value, PLAB::min_size());
-    }
+  if ((UseConcMarkSweepGC || UseG1GC) && (value < PLAB::min_size())) {
+    CommandLineError::print(verbose,
+                            "%s (" SIZE_FORMAT ") must be "
+                            "greater than or equal to ergonomic PLAB minimum size (" SIZE_FORMAT ")\n",
+                            name, value, PLAB::min_size());
     return Flag::VIOLATES_CONSTRAINT;
   }
 #endif // INCLUDE_ALL_GCS
   return Flag::SUCCESS;
 }
 
-static Flag::Error MaxPLABSizeBounds(const char* name, bool verbose, size_t* value) {
+static Flag::Error MaxPLABSizeBounds(const char* name, size_t value, bool verbose) {
 #if INCLUDE_ALL_GCS
-  if ((UseConcMarkSweepGC || UseG1GC) && (*value > PLAB::max_size())) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "%s (" SIZE_FORMAT ") must be less than "
-                  "ergonomic PLAB maximum size (" SIZE_FORMAT ")\n",
-                  name, *value, PLAB::max_size());
-    }
+  if ((UseConcMarkSweepGC || UseG1GC) && (value > PLAB::max_size())) {
+    CommandLineError::print(verbose,
+                            "%s (" SIZE_FORMAT ") must be "
+                            "less than ergonomic PLAB maximum size (" SIZE_FORMAT ")\n",
+                            name, value, PLAB::min_size());
     return Flag::VIOLATES_CONSTRAINT;
   }
 #endif // INCLUDE_ALL_GCS
   return Flag::SUCCESS;
 }
 
-static Flag::Error MinMaxPLABSizeBounds(const char* name, bool verbose, size_t* value) {
-  if (MinPLABSizeBounds(name, verbose, value) == Flag::SUCCESS) {
-    return MaxPLABSizeBounds(name, verbose, value);
+static Flag::Error MinMaxPLABSizeBounds(const char* name, size_t value, bool verbose) {
+  if (MinPLABSizeBounds(name, value, verbose) == Flag::SUCCESS) {
+    return MaxPLABSizeBounds(name, value, verbose);
   }
   return Flag::VIOLATES_CONSTRAINT;
 }
 
-Flag::Error YoungPLABSizeConstraintFunc(bool verbose, size_t* value) {
-  return MinMaxPLABSizeBounds("YoungPLABSize", verbose, value);
+Flag::Error YoungPLABSizeConstraintFunc(size_t value, bool verbose) {
+  return MinMaxPLABSizeBounds("YoungPLABSize", value, verbose);
 }
 
-Flag::Error MinHeapFreeRatioConstraintFunc(bool verbose, uintx* value) {
-  if (*value > MaxHeapFreeRatio) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "MinHeapFreeRatio (" UINTX_FORMAT ") must be less than or "
-                  "equal to MaxHeapFreeRatio (" UINTX_FORMAT ")\n",
-                  *value, MaxHeapFreeRatio);
-    }
+Flag::Error MinHeapFreeRatioConstraintFunc(uintx value, bool verbose) {
+  if (value > MaxHeapFreeRatio) {
+    CommandLineError::print(verbose,
+                            "MinHeapFreeRatio (" UINTX_FORMAT ") must be "
+                            "less than or equal to MaxHeapFreeRatio (" UINTX_FORMAT ")\n",
+                            value, MaxHeapFreeRatio);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error MaxHeapFreeRatioConstraintFunc(bool verbose, uintx* value) {
-  if (*value < MinHeapFreeRatio) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "MaxHeapFreeRatio (" UINTX_FORMAT ") must be greater than or "
-                  "equal to MinHeapFreeRatio (" UINTX_FORMAT ")\n",
-                  *value, MinHeapFreeRatio);
-    }
+Flag::Error MaxHeapFreeRatioConstraintFunc(uintx value, bool verbose) {
+  if (value < MinHeapFreeRatio) {
+    CommandLineError::print(verbose,
+                            "MaxHeapFreeRatio (" UINTX_FORMAT ") must be "
+                            "greater than or equal to MinHeapFreeRatio (" UINTX_FORMAT ")\n",
+                            value, MinHeapFreeRatio);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error MinMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value) {
-  if (*value > MaxMetaspaceFreeRatio) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "MinMetaspaceFreeRatio (" UINTX_FORMAT ") must be less than or "
-                  "equal to MaxMetaspaceFreeRatio (" UINTX_FORMAT ")\n",
-                  *value, MaxMetaspaceFreeRatio);
-    }
+Flag::Error MinMetaspaceFreeRatioConstraintFunc(uintx value, bool verbose) {
+  if (value > MaxMetaspaceFreeRatio) {
+    CommandLineError::print(verbose,
+                            "MinMetaspaceFreeRatio (" UINTX_FORMAT ") must be "
+                            "less than or equal to MaxMetaspaceFreeRatio (" UINTX_FORMAT ")\n",
+                            value, MaxMetaspaceFreeRatio);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error MaxMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value) {
-  if (*value < MinMetaspaceFreeRatio) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "MaxMetaspaceFreeRatio (" UINTX_FORMAT ") must be greater than or "
-                  "equal to MinMetaspaceFreeRatio (" UINTX_FORMAT ")\n",
-                  *value, MinMetaspaceFreeRatio);
-    }
+Flag::Error MaxMetaspaceFreeRatioConstraintFunc(uintx value, bool verbose) {
+  if (value < MinMetaspaceFreeRatio) {
+    CommandLineError::print(verbose,
+                            "MaxMetaspaceFreeRatio (" UINTX_FORMAT ") must be "
+                            "greater than or equal to MinMetaspaceFreeRatio (" UINTX_FORMAT ")\n",
+                            value, MinMetaspaceFreeRatio);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
@@ -147,32 +136,28 @@
   } \
 }
 
-Flag::Error InitialTenuringThresholdConstraintFunc(bool verbose, uintx* value) {
-  UseConcMarkSweepGCWorkaroundIfNeeded(*value, MaxTenuringThreshold);
+Flag::Error InitialTenuringThresholdConstraintFunc(uintx value, bool verbose) {
+  UseConcMarkSweepGCWorkaroundIfNeeded(value, MaxTenuringThreshold);
 
-  if (*value > MaxTenuringThreshold) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "InitialTenuringThreshold (" UINTX_FORMAT ") must be less than or "
-                  "equal to MaxTenuringThreshold (" UINTX_FORMAT ")\n",
-                  *value, MaxTenuringThreshold);
-    }
+  if (value > MaxTenuringThreshold) {
+    CommandLineError::print(verbose,
+                            "InitialTenuringThreshold (" UINTX_FORMAT ") must be "
+                            "less than or equal to MaxTenuringThreshold (" UINTX_FORMAT ")\n",
+                            value, MaxTenuringThreshold);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error MaxTenuringThresholdConstraintFunc(bool verbose, uintx* value) {
-  UseConcMarkSweepGCWorkaroundIfNeeded(InitialTenuringThreshold, *value);
+Flag::Error MaxTenuringThresholdConstraintFunc(uintx value, bool verbose) {
+  UseConcMarkSweepGCWorkaroundIfNeeded(InitialTenuringThreshold, value);
 
-  if (*value < InitialTenuringThreshold) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "MaxTenuringThreshold (" UINTX_FORMAT ") must be greater than or "
-                  "equal to InitialTenuringThreshold (" UINTX_FORMAT ")\n",
-                  *value, InitialTenuringThreshold);
-    }
+  if (value < InitialTenuringThreshold) {
+    CommandLineError::print(verbose,
+                            "MaxTenuringThreshold (" UINTX_FORMAT ") must be "
+                            "greater than or equal to InitialTenuringThreshold (" UINTX_FORMAT ")\n",
+                            value, InitialTenuringThreshold);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
@@ -180,28 +165,24 @@
 }
 
 #if INCLUDE_ALL_GCS
-Flag::Error G1NewSizePercentConstraintFunc(bool verbose, uintx* value) {
-  if (*value > G1MaxNewSizePercent) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "G1NewSizePercent (" UINTX_FORMAT ") must be less than or "
-                  "equal to G1MaxNewSizePercent (" UINTX_FORMAT ")\n",
-                  *value, G1MaxNewSizePercent);
-    }
+Flag::Error G1NewSizePercentConstraintFunc(uintx value, bool verbose) {
+  if (value > G1MaxNewSizePercent) {
+    CommandLineError::print(verbose,
+                            "G1NewSizePercent (" UINTX_FORMAT ") must be "
+                            "less than or equal to G1MaxNewSizePercent (" UINTX_FORMAT ")\n",
+                            value, G1MaxNewSizePercent);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error G1MaxNewSizePercentConstraintFunc(bool verbose, uintx* value) {
-  if (*value < G1NewSizePercent) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "G1MaxNewSizePercent (" UINTX_FORMAT ") must be greater than or "
-                  "equal to G1NewSizePercent (" UINTX_FORMAT ")\n",
-                  *value, G1NewSizePercent);
-    }
+Flag::Error G1MaxNewSizePercentConstraintFunc(uintx value, bool verbose) {
+  if (value < G1NewSizePercent) {
+    CommandLineError::print(verbose,
+                            "G1MaxNewSizePercent (" UINTX_FORMAT ") must be "
+                            "greater than or equal to G1NewSizePercent (" UINTX_FORMAT ")\n",
+                            value, G1NewSizePercent);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
@@ -210,65 +191,56 @@
 
 #endif // INCLUDE_ALL_GCS
 
-Flag::Error CMSOldPLABMinConstraintFunc(bool verbose, size_t* value) {
-  if (*value > CMSOldPLABMax) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "CMSOldPLABMin (" SIZE_FORMAT ") must be less than or "
-                  "equal to CMSOldPLABMax (" SIZE_FORMAT ")\n",
-                  *value, CMSOldPLABMax);
-    }
+Flag::Error CMSOldPLABMinConstraintFunc(size_t value, bool verbose) {
+  if (value > CMSOldPLABMax) {
+    CommandLineError::print(verbose,
+                            "CMSOldPLABMin (" SIZE_FORMAT ") must be "
+                            "less than or equal to CMSOldPLABMax (" SIZE_FORMAT ")\n",
+                            value, CMSOldPLABMax);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error CMSPrecleanDenominatorConstraintFunc(bool verbose, uintx* value) {
-  if (*value <= CMSPrecleanNumerator) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "CMSPrecleanDenominator (" UINTX_FORMAT ") must be strickly greater than "
-                  "CMSPrecleanNumerator (" UINTX_FORMAT ")\n",
-                  *value, CMSPrecleanNumerator);
-    }
+Flag::Error CMSPrecleanDenominatorConstraintFunc(uintx value, bool verbose) {
+  if (value <= CMSPrecleanNumerator) {
+    CommandLineError::print(verbose,
+                            "CMSPrecleanDenominator (" UINTX_FORMAT ") must be "
+                            "strickly greater than CMSPrecleanNumerator (" UINTX_FORMAT ")\n",
+                            value, CMSPrecleanNumerator);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error CMSPrecleanNumeratorConstraintFunc(bool verbose, uintx* value) {
-  if (*value > (CMSPrecleanDenominator - 1)) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                  "CMSPrecleanNumerator (" UINTX_FORMAT ") must be less than or "
-                  "equal to CMSPrecleanDenominator - 1 (" UINTX_FORMAT ")\n", *value,
-                  CMSPrecleanDenominator - 1);
-    }
+Flag::Error CMSPrecleanNumeratorConstraintFunc(uintx value, bool verbose) {
+  if (value > (CMSPrecleanDenominator - 1)) {
+    CommandLineError::print(verbose,
+                            "CMSPrecleanNumerator (" UINTX_FORMAT ") must be "
+                            "less than or equal to CMSPrecleanDenominator - 1 (" UINTX_FORMAT ")\n",
+                            value, CMSPrecleanDenominator - 1);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
   }
 }
 
-Flag::Error SurvivorAlignmentInBytesConstraintFunc(bool verbose, intx* value) {
-  if (*value != 0) {
-    if (!is_power_of_2(*value)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                  "SurvivorAlignmentInBytes (" INTX_FORMAT ") must be power of 2\n",
-                  *value);
-      }
+Flag::Error SurvivorAlignmentInBytesConstraintFunc(intx value, bool verbose) {
+  if (value != 0) {
+    if (!is_power_of_2(value)) {
+      CommandLineError::print(verbose,
+                              "SurvivorAlignmentInBytes (" INTX_FORMAT ") must be "
+                              "power of 2\n",
+                              value);
       return Flag::VIOLATES_CONSTRAINT;
     }
-    if (*value < ObjectAlignmentInBytes) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                  "SurvivorAlignmentInBytes (" INTX_FORMAT ") must be greater than or "
-                  "equal to ObjectAlignmentInBytes (" INTX_FORMAT ")\n",
-                  *value, ObjectAlignmentInBytes);
-      }
+    if (value < ObjectAlignmentInBytes) {
+      CommandLineError::print(verbose,
+                              "SurvivorAlignmentInBytes (" INTX_FORMAT ") must be "
+                              "greater than or equal to ObjectAlignmentInBytes (" INTX_FORMAT ")\n",
+                              value, ObjectAlignmentInBytes);
       return Flag::VIOLATES_CONSTRAINT;
     }
   }
--- a/src/share/vm/runtime/commandLineFlagConstraintsGC.hpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintsGC.hpp	Fri Aug 14 04:21:37 2015 +0200
@@ -34,27 +34,27 @@
  * an appropriate error value.
  */
 
-Flag::Error YoungPLABSizeConstraintFunc(bool verbose, size_t* value);
+Flag::Error YoungPLABSizeConstraintFunc(size_t value, bool verbose);
 
-Flag::Error MinHeapFreeRatioConstraintFunc(bool verbose, uintx* value);
-Flag::Error MaxHeapFreeRatioConstraintFunc(bool verbose, uintx* value);
+Flag::Error MinHeapFreeRatioConstraintFunc(uintx value, bool verbose);
+Flag::Error MaxHeapFreeRatioConstraintFunc(uintx value, bool verbose);
 
-Flag::Error MinMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value);
-Flag::Error MaxMetaspaceFreeRatioConstraintFunc(bool verbose, uintx* value);
+Flag::Error MinMetaspaceFreeRatioConstraintFunc(uintx value, bool verbose);
+Flag::Error MaxMetaspaceFreeRatioConstraintFunc(uintx value, bool verbose);
 
-Flag::Error InitialTenuringThresholdConstraintFunc(bool verbose, uintx* value);
-Flag::Error MaxTenuringThresholdConstraintFunc(bool verbose, uintx* value);
+Flag::Error InitialTenuringThresholdConstraintFunc(uintx value, bool verbose);
+Flag::Error MaxTenuringThresholdConstraintFunc(uintx value, bool verbose);
 
 #if INCLUDE_ALL_GCS
-Flag::Error G1NewSizePercentConstraintFunc(bool verbose, uintx* value);
-Flag::Error G1MaxNewSizePercentConstraintFunc(bool verbose, uintx* value);
+Flag::Error G1NewSizePercentConstraintFunc(uintx value, bool verbose);
+Flag::Error G1MaxNewSizePercentConstraintFunc(uintx value, bool verbose);
 #endif // INCLUDE_ALL_GCS
 
-Flag::Error CMSOldPLABMinConstraintFunc(bool verbose, size_t* value);
+Flag::Error CMSOldPLABMinConstraintFunc(size_t value, bool verbose);
 
-Flag::Error CMSPrecleanDenominatorConstraintFunc(bool verbose, uintx* value);
-Flag::Error CMSPrecleanNumeratorConstraintFunc(bool verbose, uintx* value);
+Flag::Error CMSPrecleanDenominatorConstraintFunc(uintx value, bool verbose);
+Flag::Error CMSPrecleanNumeratorConstraintFunc(uintx value, bool verbose);
 
-Flag::Error SurvivorAlignmentInBytesConstraintFunc(bool verbose, intx* value);
+Flag::Error SurvivorAlignmentInBytesConstraintFunc(intx value, bool verbose);
 
 #endif /* SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSGC_HPP */
--- a/src/share/vm/runtime/commandLineFlagConstraintsRuntime.cpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintsRuntime.cpp	Fri Aug 14 04:21:37 2015 +0200
@@ -25,25 +25,24 @@
 #include "precompiled.hpp"
 #include "runtime/arguments.hpp"
 #include "runtime/commandLineFlagConstraintsRuntime.hpp"
+#include "runtime/commandLineFlagRangeList.hpp"
 #include "runtime/globals.hpp"
 #include "utilities/defaultStream.hpp"
 
-Flag::Error ObjectAlignmentInBytesConstraintFunc(bool verbose, intx* value) {
-  if (!is_power_of_2(*value)) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                "ObjectAlignmentInBytes=" INTX_FORMAT " must be power of 2\n",
-                *value);
-    }
+Flag::Error ObjectAlignmentInBytesConstraintFunc(intx value, bool verbose) {
+  if (!is_power_of_2(value)) {
+    CommandLineError::print(verbose,
+                            "ObjectAlignmentInBytes (" INTX_FORMAT ") must be "
+                            "power of 2\n",
+                            value);
     return Flag::VIOLATES_CONSTRAINT;
   }
   // In case page size is very small.
-  if (*value >= (intx)os::vm_page_size()) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                "ObjectAlignmentInBytes=" INTX_FORMAT " must be less than page size " INTX_FORMAT "\n",
-                *value, (intx)os::vm_page_size());
-    }
+  if (value >= (intx)os::vm_page_size()) {
+    CommandLineError::print(verbose,
+                            "ObjectAlignmentInBytes (" INTX_FORMAT ") must be "
+                            "less than page size " INTX_FORMAT "\n",
+                            value, (intx)os::vm_page_size());
     return Flag::VIOLATES_CONSTRAINT;
   }
   return Flag::SUCCESS;
@@ -51,13 +50,12 @@
 
 // Need to enforce the padding not to break the existing field alignments.
 // It is sufficient to check against the largest type size.
-Flag::Error ContendedPaddingWidthConstraintFunc(bool verbose, intx* value) {
-  if ((*value != 0) && ((*value % BytesPerLong) != 0)) {
-    if (verbose == true) {
-      jio_fprintf(defaultStream::error_stream(),
-                "ContendedPaddingWidth=" INTX_FORMAT " must be a multiple of %d\n",
-                *value, BytesPerLong);
-    }
+Flag::Error ContendedPaddingWidthConstraintFunc(intx value, bool verbose) {
+  if ((value != 0) && ((value % BytesPerLong) != 0)) {
+    CommandLineError::print(verbose,
+                            "ContendedPaddingWidth (" INTX_FORMAT ") must be "
+                            "a multiple of %d\n",
+                            value, BytesPerLong);
     return Flag::VIOLATES_CONSTRAINT;
   } else {
     return Flag::SUCCESS;
--- a/src/share/vm/runtime/commandLineFlagConstraintsRuntime.hpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagConstraintsRuntime.hpp	Fri Aug 14 04:21:37 2015 +0200
@@ -34,8 +34,8 @@
  * an appropriate error value.
  */
 
-Flag::Error ObjectAlignmentInBytesConstraintFunc(bool verbose, intx* value);
+Flag::Error ObjectAlignmentInBytesConstraintFunc(intx value, bool verbose);
 
-Flag::Error ContendedPaddingWidthConstraintFunc(bool verbose, intx* value);
+Flag::Error ContendedPaddingWidthConstraintFunc(intx value, bool verbose);
 
 #endif /* SHARE_VM_RUNTIME_COMMANDLINEFLAGCONSTRAINTSRUNTIME_HPP */
--- a/src/share/vm/runtime/commandLineFlagRangeList.cpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagRangeList.cpp	Fri Aug 14 04:21:37 2015 +0200
@@ -32,6 +32,15 @@
 #include "utilities/defaultStream.hpp"
 #include "utilities/macros.hpp"
 
+void CommandLineError::print(bool verbose, const char* msg, ...) {
+  if (verbose) {
+    va_list listPointer;
+    va_start(listPointer, msg);
+    jio_vfprintf(defaultStream::error_stream(), msg, listPointer);
+    va_end(listPointer);
+  }
+}
+
 class CommandLineFlagRange_int : public CommandLineFlagRange {
   int _min;
   int _max;
@@ -44,11 +53,10 @@
 
   Flag::Error check_int(int value, bool verbose = true) {
     if ((value < _min) || (value > _max)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                    "int %s=%d is outside the allowed range [ %d ... %d ]\n",
-                    name(), value, _min, _max);
-      }
+      CommandLineError::print(verbose,
+                              "int %s=%d is outside the allowed range "
+                              "[ %d ... %d ]\n",
+                              name(), value, _min, _max);
       return Flag::OUT_OF_BOUNDS;
     } else {
       return Flag::SUCCESS;
@@ -72,11 +80,10 @@
 
   Flag::Error check_intx(intx value, bool verbose = true) {
     if ((value < _min) || (value > _max)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                    "intx %s=" INTX_FORMAT " is outside the allowed range [ " INTX_FORMAT " ... " INTX_FORMAT " ]\n",
-                    name(), value, _min, _max);
-      }
+      CommandLineError::print(verbose,
+                              "intx %s=" INTX_FORMAT " is outside the allowed range "
+                              "[ " INTX_FORMAT " ... " INTX_FORMAT " ]\n",
+                              name(), value, _min, _max);
       return Flag::OUT_OF_BOUNDS;
     } else {
       return Flag::SUCCESS;
@@ -100,11 +107,10 @@
 
   Flag::Error check_uint(uint value, bool verbose = true) {
     if ((value < _min) || (value > _max)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                    "uintx %s=%u is outside the allowed range [ %u ... %u ]\n",
-                    name(), value, _min, _max);
-      }
+      CommandLineError::print(verbose,
+                              "uint %s=%u is outside the allowed range "
+                              "[ %u ... %u ]\n",
+                              name(), value, _min, _max);
       return Flag::OUT_OF_BOUNDS;
     } else {
       return Flag::SUCCESS;
@@ -128,11 +134,10 @@
 
   Flag::Error check_uintx(uintx value, bool verbose = true) {
     if ((value < _min) || (value > _max)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                    "uintx %s=" UINTX_FORMAT " is outside the allowed range [ " UINTX_FORMAT " ... " UINTX_FORMAT " ]\n",
-                    name(), value, _min, _max);
-      }
+      CommandLineError::print(verbose,
+                              "uintx %s=" UINTX_FORMAT " is outside the allowed range "
+                              "[ " UINTX_FORMAT " ... " UINTX_FORMAT " ]\n",
+                              name(), value, _min, _max);
       return Flag::OUT_OF_BOUNDS;
     } else {
       return Flag::SUCCESS;
@@ -156,11 +161,10 @@
 
   Flag::Error check_uint64_t(uint64_t value, bool verbose = true) {
     if ((value < _min) || (value > _max)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                    "uint64_t %s=" UINT64_FORMAT " is outside the allowed range [ " UINT64_FORMAT " ... " UINT64_FORMAT " ]\n",
-                    name(), value, _min, _max);
-      }
+      CommandLineError::print(verbose,
+                              "uint64_t %s=" UINT64_FORMAT " is outside the allowed range "
+                              "[ " UINT64_FORMAT " ... " UINT64_FORMAT " ]\n",
+                              name(), value, _min, _max);
       return Flag::OUT_OF_BOUNDS;
     } else {
       return Flag::SUCCESS;
@@ -184,11 +188,10 @@
 
   Flag::Error check_size_t(size_t value, bool verbose = true) {
     if ((value < _min) || (value > _max)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                    "size_t %s=" SIZE_FORMAT " is outside the allowed range [ " SIZE_FORMAT " ... " SIZE_FORMAT " ]\n",
-                    name(), value, _min, _max);
-      }
+      CommandLineError::print(verbose,
+                              "size_t %s=" SIZE_FORMAT " is outside the allowed range "
+                              "[ " SIZE_FORMAT " ... " SIZE_FORMAT " ]\n",
+                              name(), value, _min, _max);
       return Flag::OUT_OF_BOUNDS;
     } else {
       return Flag::SUCCESS;
@@ -212,11 +215,10 @@
 
   Flag::Error check_double(double value, bool verbose = true) {
     if ((value < _min) || (value > _max)) {
-      if (verbose == true) {
-        jio_fprintf(defaultStream::error_stream(),
-                    "double %s=%f is outside the allowed range [ %f ... %f ]\n",
-                    name(), value, _min, _max);
-      }
+      CommandLineError::print(verbose,
+                              "double %s=%f is outside the allowed range "
+                              "[ %f ... %f ]\n",
+                              name(), value, _min, _max);
       return Flag::OUT_OF_BOUNDS;
     } else {
       return Flag::SUCCESS;
@@ -300,48 +302,48 @@
   EMIT_RANGES_FOR_GLOBALS_EXT
 
   emit_range_no(NULL ARCH_FLAGS(EMIT_RANGE_DEVELOPER_FLAG,
-                                     EMIT_RANGE_PRODUCT_FLAG,
-                                     EMIT_RANGE_DIAGNOSTIC_FLAG,
-                                     EMIT_RANGE_EXPERIMENTAL_FLAG,
-                                     EMIT_RANGE_NOTPRODUCT_FLAG,
-                                     EMIT_RANGE_CHECK,
-                                     IGNORE_CONSTRAINT));
+                                EMIT_RANGE_PRODUCT_FLAG,
+                                EMIT_RANGE_DIAGNOSTIC_FLAG,
+                                EMIT_RANGE_EXPERIMENTAL_FLAG,
+                                EMIT_RANGE_NOTPRODUCT_FLAG,
+                                EMIT_RANGE_CHECK,
+                                IGNORE_CONSTRAINT));
 
 #ifdef COMPILER1
   emit_range_no(NULL C1_FLAGS(EMIT_RANGE_DEVELOPER_FLAG,
-                                   EMIT_RANGE_PD_DEVELOPER_FLAG,
-                                   EMIT_RANGE_PRODUCT_FLAG,
-                                   EMIT_RANGE_PD_PRODUCT_FLAG,
-                                   EMIT_RANGE_DIAGNOSTIC_FLAG,
-                                   EMIT_RANGE_NOTPRODUCT_FLAG,
-                                   EMIT_RANGE_CHECK,
-                                   IGNORE_CONSTRAINT));
+                              EMIT_RANGE_PD_DEVELOPER_FLAG,
+                              EMIT_RANGE_PRODUCT_FLAG,
+                              EMIT_RANGE_PD_PRODUCT_FLAG,
+                              EMIT_RANGE_DIAGNOSTIC_FLAG,
+                              EMIT_RANGE_NOTPRODUCT_FLAG,
+                              EMIT_RANGE_CHECK,
+                              IGNORE_CONSTRAINT));
 #endif // COMPILER1
 
 #ifdef COMPILER2
   emit_range_no(NULL C2_FLAGS(EMIT_RANGE_DEVELOPER_FLAG,
-                                   EMIT_RANGE_PD_DEVELOPER_FLAG,
-                                   EMIT_RANGE_PRODUCT_FLAG,
-                                   EMIT_RANGE_PD_PRODUCT_FLAG,
-                                   EMIT_RANGE_DIAGNOSTIC_FLAG,
-                                   EMIT_RANGE_EXPERIMENTAL_FLAG,
-                                   EMIT_RANGE_NOTPRODUCT_FLAG,
-                                   EMIT_RANGE_CHECK,
-                                   IGNORE_CONSTRAINT));
+                              EMIT_RANGE_PD_DEVELOPER_FLAG,
+                              EMIT_RANGE_PRODUCT_FLAG,
+                              EMIT_RANGE_PD_PRODUCT_FLAG,
+                              EMIT_RANGE_DIAGNOSTIC_FLAG,
+                              EMIT_RANGE_EXPERIMENTAL_FLAG,
+                              EMIT_RANGE_NOTPRODUCT_FLAG,
+                              EMIT_RANGE_CHECK,
+                              IGNORE_CONSTRAINT));
 #endif // COMPILER2
 
 #if INCLUDE_ALL_GCS
   emit_range_no(NULL G1_FLAGS(EMIT_RANGE_DEVELOPER_FLAG,
-                                   EMIT_RANGE_PD_DEVELOPER_FLAG,
-                                   EMIT_RANGE_PRODUCT_FLAG,
-                                   EMIT_RANGE_PD_PRODUCT_FLAG,
-                                   EMIT_RANGE_DIAGNOSTIC_FLAG,
-                                   EMIT_RANGE_EXPERIMENTAL_FLAG,
-                                   EMIT_RANGE_NOTPRODUCT_FLAG,
-                                   EMIT_RANGE_MANAGEABLE_FLAG,
-                                   EMIT_RANGE_PRODUCT_RW_FLAG,
-                                   EMIT_RANGE_CHECK,
-                                   IGNORE_CONSTRAINT));
+                              EMIT_RANGE_PD_DEVELOPER_FLAG,
+                              EMIT_RANGE_PRODUCT_FLAG,
+                              EMIT_RANGE_PD_PRODUCT_FLAG,
+                              EMIT_RANGE_DIAGNOSTIC_FLAG,
+                              EMIT_RANGE_EXPERIMENTAL_FLAG,
+                              EMIT_RANGE_NOTPRODUCT_FLAG,
+                              EMIT_RANGE_MANAGEABLE_FLAG,
+                              EMIT_RANGE_PRODUCT_RW_FLAG,
+                              EMIT_RANGE_CHECK,
+                              IGNORE_CONSTRAINT));
 #endif // INCLUDE_ALL_GCS
 }
 
@@ -367,45 +369,23 @@
 }
 
 bool CommandLineFlagRangeList::check_ranges() {
-//#define PRINT_RANGES_SIZES
-#ifdef PRINT_RANGES_SIZES
-  {
-    size_t size_ranges = sizeof(CommandLineFlagRangeList);
-    for (int i=0; i<length(); i++) {
-      size_ranges += sizeof(CommandLineFlagRange);
-      CommandLineFlagRange* range = at(i);
-      const char* name = range->name();
-      Flag* flag = Flag::find_flag(name, strlen(name), true, true);
-      if (flag->is_intx()) {
-        size_ranges += 2*sizeof(intx);
-        size_ranges += sizeof(CommandLineFlagRange*);
-      } else if (flag->is_uintx()) {
-        size_ranges += 2*sizeof(uintx);
-        size_ranges += sizeof(CommandLineFlagRange*);
-      } else if (flag->is_uint64_t()) {
-        size_ranges += 2*sizeof(uint64_t);
-        size_ranges += sizeof(CommandLineFlagRange*);
-      } else if (flag->is_size_t()) {
-        size_ranges += 2*sizeof(size_t);
-        size_ranges += sizeof(CommandLineFlagRange*);
-      } else if (flag->is_double()) {
-        size_ranges += 2*sizeof(double);
-        size_ranges += sizeof(CommandLineFlagRange*);
-      }
-    }
-    fprintf(stderr, "Size of %d ranges: " SIZE_FORMAT " bytes\n",
-            length(), size_ranges);
-  }
-#endif // PRINT_RANGES_SIZES
-
   // Check ranges.
   bool status = true;
   for (int i=0; i<length(); i++) {
     CommandLineFlagRange* range = at(i);
     const char* name = range->name();
     Flag* flag = Flag::find_flag(name, strlen(name), true, true);
+    // We must check for NULL here as lp64_product flags on 32 bit architecture
+    // can generate range check (despite that they are declared as constants),
+    // but they will not be returned by Flag::find_flag()
     if (flag != NULL) {
-      if (flag->is_intx()) {
+      if (flag->is_int()) {
+        int value = flag->get_int();
+        if (range->check_int(value, true) != Flag::SUCCESS) status = false;
+      } else if (flag->is_uint()) {
+        uint value = flag->get_uint();
+        if (range->check_uint(value, true) != Flag::SUCCESS) status = false;
+      } else if (flag->is_intx()) {
         intx value = flag->get_intx();
         if (range->check_intx(value, true) != Flag::SUCCESS) status = false;
       } else if (flag->is_uintx()) {
--- a/src/share/vm/runtime/commandLineFlagRangeList.hpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/commandLineFlagRangeList.hpp	Fri Aug 14 04:21:37 2015 +0200
@@ -38,6 +38,11 @@
  * then we need to use constraint instead.
  */
 
+class CommandLineError : public AllStatic {
+public:
+  static void print(bool verbose, const char* msg, ...);
+};
+
 class CommandLineFlagRange : public CHeapObj<mtInternal> {
 private:
   const char* _name;
--- a/src/share/vm/runtime/globals.cpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/globals.cpp	Fri Aug 14 04:21:37 2015 +0200
@@ -515,6 +515,20 @@
   }
 }
 
+const char* Flag::flag_error_str(Flag::Error error) {
+  switch (error) {
+    case Flag::MISSING_NAME: return "MISSING_NAME";
+    case Flag::MISSING_VALUE: return "MISSING_VALUE";
+    case Flag::NON_WRITABLE: return "NON_WRITABLE";
+    case Flag::OUT_OF_BOUNDS: return "OUT_OF_BOUNDS";
+    case Flag::VIOLATES_CONSTRAINT: return "VIOLATES_CONSTRAINT";
+    case Flag::INVALID_FLAG: return "INVALID_FLAG";
+    case Flag::ERR_OTHER: return "ERR_OTHER";
+    case Flag::SUCCESS: return "SUCCESS";
+    default: ShouldNotReachHere(); return "NULL";
+  }
+}
+
 // 4991491 do not "optimize out" the was_set false values: omitting them
 // tickles a Microsoft compiler bug causing flagTable to be malformed
 
@@ -758,17 +772,7 @@
   e.commit();
 }
 
-static Flag::Error get_status_error(Flag::Error status_range, Flag::Error status_constraint) {
-  if (status_range != Flag::SUCCESS) {
-    return status_range;
-  } else if (status_constraint != Flag::SUCCESS) {
-    return status_constraint;
-  } else {
-    return Flag::SUCCESS;
-  }
-}
-
-static Flag::Error apply_constraint_and_check_range_bool(const char* name, bool* new_value, bool verbose = true) {
+static Flag::Error apply_constraint_and_check_range_bool(const char* name, bool new_value, bool verbose = true) {
   Flag::Error status = Flag::SUCCESS;
   CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
   if (constraint != NULL) {
@@ -789,7 +793,7 @@
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_bool()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_bool(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_bool(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   bool old_value = result->get_bool();
   trace_flag_changed<EventBooleanFlagChanged, bool>(name, old_value, *value, origin);
@@ -802,7 +806,7 @@
 Flag::Error CommandLineFlagsEx::boolAtPut(CommandLineFlagWithType flag, bool value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_bool(), "wrong flag type");
-  Flag::Error check = apply_constraint_and_check_range_bool(faddr->_name, &value);
+  Flag::Error check = apply_constraint_and_check_range_bool(faddr->_name, value);
   if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventBooleanFlagChanged, bool>(faddr->_name, faddr->get_bool(), value, origin);
   faddr->set_bool(value);
@@ -810,18 +814,19 @@
   return Flag::SUCCESS;
 }
 
-static Flag::Error apply_constraint_and_check_range_int(const char* name, int* new_value, bool verbose = true) {
-  Flag::Error range_status = Flag::SUCCESS;
+static Flag::Error apply_constraint_and_check_range_int(const char* name, int new_value, bool verbose = true) {
+  Flag::Error status = Flag::SUCCESS;
   CommandLineFlagRange* range = CommandLineFlagRangeList::find(name);
   if (range != NULL) {
-    range_status = range->check_int(*new_value, verbose);
+    status = range->check_int(new_value, verbose);
   }
-  Flag::Error constraint_status = Flag::SUCCESS;
-  CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
-  if (constraint != NULL) {
-    constraint_status = constraint->apply_int(new_value, verbose);
+  if (status == Flag::SUCCESS) {
+    CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
+    if (constraint != NULL) {
+      status = constraint->apply_int(new_value, verbose);
+    }
   }
-  return get_status_error(range_status, constraint_status);
+  return status;
 }
 
 Flag::Error CommandLineFlags::intAt(const char* name, size_t len, int* value, bool allow_locked, bool return_flag) {
@@ -836,7 +841,7 @@
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_int()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_int(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_int(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   int old_value = result->get_int();
   trace_flag_changed<EventIntFlagChanged, s4>(name, old_value, *value, origin);
@@ -849,24 +854,27 @@
 Flag::Error CommandLineFlagsEx::intAtPut(CommandLineFlagWithType flag, int value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_int(), "wrong flag type");
+  Flag::Error check = apply_constraint_and_check_range_int(faddr->_name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventIntFlagChanged, s4>(faddr->_name, faddr->get_int(), value, origin);
   faddr->set_int(value);
   faddr->set_origin(origin);
   return Flag::SUCCESS;
 }
 
-static Flag::Error apply_constraint_and_check_range_uint(const char* name, uint* new_value, bool verbose = true) {
-  Flag::Error range_status = Flag::SUCCESS;
+static Flag::Error apply_constraint_and_check_range_uint(const char* name, uint new_value, bool verbose = true) {
+  Flag::Error status = Flag::SUCCESS;
   CommandLineFlagRange* range = CommandLineFlagRangeList::find(name);
   if (range != NULL) {
-    range_status = range->check_uint(*new_value, verbose);
+    status = range->check_uint(new_value, verbose);
   }
-  Flag::Error constraint_status = Flag::SUCCESS;
-  CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
-  if (constraint != NULL) {
-    constraint_status = constraint->apply_uint(new_value, verbose);
+  if (status == Flag::SUCCESS) {
+    CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
+    if (constraint != NULL) {
+      status = constraint->apply_uint(new_value, verbose);
+    }
   }
-  return get_status_error(range_status, constraint_status);
+  return status;
 }
 
 Flag::Error CommandLineFlags::uintAt(const char* name, size_t len, uint* value, bool allow_locked, bool return_flag) {
@@ -881,7 +889,7 @@
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_uint()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_uint(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_uint(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   uint old_value = result->get_uint();
   trace_flag_changed<EventUnsignedIntFlagChanged, u4>(name, old_value, *value, origin);
@@ -894,6 +902,8 @@
 Flag::Error CommandLineFlagsEx::uintAtPut(CommandLineFlagWithType flag, uint value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_uint(), "wrong flag type");
+  Flag::Error check = apply_constraint_and_check_range_uint(faddr->_name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventUnsignedIntFlagChanged, u4>(faddr->_name, faddr->get_uint(), value, origin);
   faddr->set_uint(value);
   faddr->set_origin(origin);
@@ -908,25 +918,26 @@
   return Flag::SUCCESS;
 }
 
-static Flag::Error apply_constraint_and_check_range_intx(const char* name, intx* new_value, bool verbose = true) {
-  Flag::Error range_status = Flag::SUCCESS;
+static Flag::Error apply_constraint_and_check_range_intx(const char* name, intx new_value, bool verbose = true) {
+  Flag::Error status = Flag::SUCCESS;
   CommandLineFlagRange* range = CommandLineFlagRangeList::find(name);
   if (range != NULL) {
-    range_status = range->check_intx(*new_value, verbose);
+    status = range->check_intx(new_value, verbose);
   }
-  Flag::Error constraint_status = Flag::SUCCESS;
-  CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
-  if (constraint != NULL) {
-    constraint_status = constraint->apply_intx(new_value, verbose);
+  if (status == Flag::SUCCESS) {
+    CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
+    if (constraint != NULL) {
+      status = constraint->apply_intx(new_value, verbose);
+    }
   }
-  return get_status_error(range_status, constraint_status);
+  return status;
 }
 
 Flag::Error CommandLineFlags::intxAtPut(const char* name, size_t len, intx* value, Flag::Flags origin) {
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_intx()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_intx(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_intx(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   intx old_value = result->get_intx();
   trace_flag_changed<EventLongFlagChanged, intx>(name, old_value, *value, origin);
@@ -939,7 +950,7 @@
 Flag::Error CommandLineFlagsEx::intxAtPut(CommandLineFlagWithType flag, intx value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_intx(), "wrong flag type");
-  Flag::Error check = apply_constraint_and_check_range_intx(faddr->_name, &value);
+  Flag::Error check = apply_constraint_and_check_range_intx(faddr->_name, value);
   if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventLongFlagChanged, intx>(faddr->_name, faddr->get_intx(), value, origin);
   faddr->set_intx(value);
@@ -955,25 +966,26 @@
   return Flag::SUCCESS;
 }
 
-static Flag::Error apply_constraint_and_check_range_uintx(const char* name, uintx* new_value, bool verbose = true) {
-  Flag::Error range_status = Flag::SUCCESS;
+static Flag::Error apply_constraint_and_check_range_uintx(const char* name, uintx new_value, bool verbose = true) {
+  Flag::Error status = Flag::SUCCESS;
   CommandLineFlagRange* range = CommandLineFlagRangeList::find(name);
   if (range != NULL) {
-    range_status = range->check_uintx(*new_value, verbose);
+    status = range->check_uintx(new_value, verbose);
   }
-  Flag::Error constraint_status = Flag::SUCCESS;
-  CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
-  if (constraint != NULL) {
-    constraint_status = constraint->apply_uintx(new_value, verbose);
+  if (status == Flag::SUCCESS) {
+    CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
+    if (constraint != NULL) {
+      status = constraint->apply_uintx(new_value, verbose);
+    }
   }
-  return get_status_error(range_status, constraint_status);
+  return status;
 }
 
 Flag::Error CommandLineFlags::uintxAtPut(const char* name, size_t len, uintx* value, Flag::Flags origin) {
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_uintx()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_uintx(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_uintx(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   uintx old_value = result->get_uintx();
   trace_flag_changed<EventUnsignedLongFlagChanged, u8>(name, old_value, *value, origin);
@@ -986,7 +998,7 @@
 Flag::Error CommandLineFlagsEx::uintxAtPut(CommandLineFlagWithType flag, uintx value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_uintx(), "wrong flag type");
-  Flag::Error check = apply_constraint_and_check_range_uintx(faddr->_name, &value);
+  Flag::Error check = apply_constraint_and_check_range_uintx(faddr->_name, value);
   if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventUnsignedLongFlagChanged, u8>(faddr->_name, faddr->get_uintx(), value, origin);
   faddr->set_uintx(value);
@@ -1002,25 +1014,26 @@
   return Flag::SUCCESS;
 }
 
-static Flag::Error apply_constraint_and_check_range_uint64_t(const char* name, uint64_t* new_value, bool verbose = true) {
-  Flag::Error range_status = Flag::SUCCESS;
+static Flag::Error apply_constraint_and_check_range_uint64_t(const char* name, uint64_t new_value, bool verbose = true) {
+  Flag::Error status = Flag::SUCCESS;
   CommandLineFlagRange* range = CommandLineFlagRangeList::find(name);
   if (range != NULL) {
-    range_status = range->check_uint64_t(*new_value, verbose);
+    status = range->check_uint64_t(new_value, verbose);
   }
-  Flag::Error constraint_status = Flag::SUCCESS;
-  CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
-  if (constraint != NULL) {
-    constraint_status = constraint->apply_uint64_t(new_value, verbose);
+  if (status == Flag::SUCCESS) {
+    CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
+    if (constraint != NULL) {
+      status = constraint->apply_uint64_t(new_value, verbose);
+    }
   }
-  return get_status_error(range_status, constraint_status);
+  return status;
 }
 
 Flag::Error CommandLineFlags::uint64_tAtPut(const char* name, size_t len, uint64_t* value, Flag::Flags origin) {
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_uint64_t()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_uint64_t(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_uint64_t(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   uint64_t old_value = result->get_uint64_t();
   trace_flag_changed<EventUnsignedLongFlagChanged, u8>(name, old_value, *value, origin);
@@ -1033,7 +1046,7 @@
 Flag::Error CommandLineFlagsEx::uint64_tAtPut(CommandLineFlagWithType flag, uint64_t value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_uint64_t(), "wrong flag type");
-  Flag::Error check = apply_constraint_and_check_range_uint64_t(faddr->_name, &value);
+  Flag::Error check = apply_constraint_and_check_range_uint64_t(faddr->_name, value);
   if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventUnsignedLongFlagChanged, u8>(faddr->_name, faddr->get_uint64_t(), value, origin);
   faddr->set_uint64_t(value);
@@ -1049,25 +1062,26 @@
   return Flag::SUCCESS;
 }
 
-static Flag::Error apply_constraint_and_check_range_size_t(const char* name, size_t* new_value, bool verbose = true) {
-  Flag::Error range_status = Flag::SUCCESS;
+static Flag::Error apply_constraint_and_check_range_size_t(const char* name, size_t new_value, bool verbose = true) {
+  Flag::Error status = Flag::SUCCESS;
   CommandLineFlagRange* range = CommandLineFlagRangeList::find(name);
   if (range != NULL) {
-    range_status = range->check_size_t(*new_value, verbose);
+    status = range->check_size_t(new_value, verbose);
   }
-  Flag::Error constraint_status = Flag::SUCCESS;
-  CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
-  if (constraint != NULL) {
-    constraint_status = constraint->apply_size_t(new_value, verbose);
+  if (status == Flag::SUCCESS) {
+    CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
+    if (constraint != NULL) {
+      status = constraint->apply_size_t(new_value, verbose);
+    }
   }
-  return get_status_error(range_status, constraint_status);
+  return status;
 }
 
 Flag::Error CommandLineFlags::size_tAtPut(const char* name, size_t len, size_t* value, Flag::Flags origin) {
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_size_t()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_size_t(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_size_t(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   size_t old_value = result->get_size_t();
   trace_flag_changed<EventUnsignedLongFlagChanged, u8>(name, old_value, *value, origin);
@@ -1080,7 +1094,7 @@
 Flag::Error CommandLineFlagsEx::size_tAtPut(CommandLineFlagWithType flag, size_t value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_size_t(), "wrong flag type");
-  Flag::Error check = apply_constraint_and_check_range_size_t(faddr->_name, &value);
+  Flag::Error check = apply_constraint_and_check_range_size_t(faddr->_name, value);
   if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventUnsignedLongFlagChanged, u8>(faddr->_name, faddr->get_size_t(), value, origin);
   faddr->set_size_t(value);
@@ -1096,25 +1110,26 @@
   return Flag::SUCCESS;
 }
 
-static Flag::Error apply_constraint_and_check_range_double(const char* name, double* new_value, bool verbose = true) {
-  Flag::Error range_status = Flag::SUCCESS;
+static Flag::Error apply_constraint_and_check_range_double(const char* name, double new_value, bool verbose = true) {
+  Flag::Error status = Flag::SUCCESS;
   CommandLineFlagRange* range = CommandLineFlagRangeList::find(name);
   if (range != NULL) {
-    range_status = range->check_double(*new_value, verbose);
+    status = range->check_double(new_value, verbose);
   }
-  Flag::Error constraint_status = Flag::SUCCESS;
-  CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
-  if (constraint != NULL) {
-    constraint_status = constraint->apply_double(new_value, verbose);
+  if (status == Flag::SUCCESS) {
+    CommandLineFlagConstraint* constraint = CommandLineFlagConstraintList::find_if_needs_check(name);
+    if (constraint != NULL) {
+      status = constraint->apply_double(new_value, verbose);
+    }
   }
-  return get_status_error(range_status, constraint_status);
+  return status;
 }
 
 Flag::Error CommandLineFlags::doubleAtPut(const char* name, size_t len, double* value, Flag::Flags origin) {
   Flag* result = Flag::find_flag(name, len);
   if (result == NULL) return Flag::INVALID_FLAG;
   if (!result->is_double()) return Flag::WRONG_FORMAT;
-  Flag::Error check = apply_constraint_and_check_range_double(name, value, !CommandLineFlagConstraintList::validated_after_ergo());
+  Flag::Error check = apply_constraint_and_check_range_double(name, *value, !CommandLineFlagConstraintList::validated_after_ergo());
   if (check != Flag::SUCCESS) return check;
   double old_value = result->get_double();
   trace_flag_changed<EventDoubleFlagChanged, double>(name, old_value, *value, origin);
@@ -1127,7 +1142,7 @@
 Flag::Error CommandLineFlagsEx::doubleAtPut(CommandLineFlagWithType flag, double value, Flag::Flags origin) {
   Flag* faddr = address_of_flag(flag);
   guarantee(faddr != NULL && faddr->is_double(), "wrong flag type");
-  Flag::Error check = apply_constraint_and_check_range_double(faddr->_name, &value);
+  Flag::Error check = apply_constraint_and_check_range_double(faddr->_name, value);
   if (check != Flag::SUCCESS) return check;
   trace_flag_changed<EventDoubleFlagChanged, double>(faddr->_name, faddr->get_double(), value, origin);
   faddr->set_double(value);
--- a/src/share/vm/runtime/globals.hpp	Thu Aug 13 22:08:40 2015 -0400
+++ b/src/share/vm/runtime/globals.hpp	Fri Aug 14 04:21:37 2015 +0200
@@ -372,19 +372,7 @@
   void print_kind(outputStream* st);
   void print_as_flag(outputStream* st);
 
-  static const char* flag_error_str(Flag::Error error) {
-    switch (error) {
-      case Flag::MISSING_NAME: return "MISSING_NAME";
-      case Flag::MISSING_VALUE: return "MISSING_VALUE";
-      case Flag::NON_WRITABLE: return "NON_WRITABLE";
-      case Flag::OUT_OF_BOUNDS: return "OUT_OF_BOUNDS";
-      case Flag::VIOLATES_CONSTRAINT: return "VIOLATES_CONSTRAINT";
-      case Flag::INVALID_FLAG: return "INVALID_FLAG";
-      case Flag::ERR_OTHER: return "ERR_OTHER";
-      case Flag::SUCCESS: return "SUCCESS";
-      default: return "NULL";
-    }
-  }
+  static const char* flag_error_str(Flag::Error error);
 };
 
 // debug flags control various aspects of the VM and are global accessible
@@ -1575,7 +1563,7 @@
   product(size_t, HeapSizePerGCThread, ScaleForWordSize(64*M),              \
           "Size of heap (bytes) per GC thread used in calculating the "     \
           "number of GC threads")                                           \
-          range((uintx)os::vm_page_size(), max_uintx)                       \
+          range((size_t)os::vm_page_size(), (size_t)max_uintx)              \
                                                                             \
   product(bool, TraceDynamicGCThreads, false,                               \
           "Trace the dynamic GC thread usage")                              \
@@ -1856,6 +1844,7 @@
   product(size_t, MarkStackSize, NOT_LP64(32*K) LP64_ONLY(4*M),             \
           "Size of marking stack")                                          \
                                                                             \
+  /* where does the range max value of (max_jint - 1) come from? */         \
   product(size_t, MarkStackSizeMax, NOT_LP64(4*M) LP64_ONLY(512*M),         \
           "Maximum size of marking stack")                                  \
           range(1, (max_jint - 1))                                          \