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changeset 3972:8ae719dd77c0

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7038711: Fix CC_VER checks for compiler options, fix use of -Wno-clobber Reviewed-by: igor
author ohair
date Tue, 03 May 2011 14:32:18 +0100
parents 1631a3dee8fc
children c871cd15d513
files make/common/Defs-linux.gmk make/common/Defs-solaris.gmk make/common/shared/Compiler-gcc.gmk make/common/shared/Compiler-sun.gmk make/sun/jpeg/Makefile
diffstat 5 files changed, 38 insertions(+), 23 deletions(-) [+]
line wrap: on
line diff
--- a/make/common/Defs-linux.gmk	Wed Apr 20 04:38:36 2011 +0100
+++ b/make/common/Defs-linux.gmk	Tue May 03 14:32:18 2011 +0100
@@ -251,9 +251,8 @@
 # statically link libgcc but will print a warning with the flag. We don't 
 # want the warning, so check gcc version first.
 #
-CC_VER_MAJOR := $(shell $(CC) -dumpversion | $(SED) 's/egcs-//' | $(CUT) -d'.' -f1)
-ifeq ("$(CC_VER_MAJOR)", "3")
-OTHER_LDFLAGS  += -static-libgcc
+ifeq ($(CC_MAJORVER),3)
+  OTHER_LDFLAGS  += -static-libgcc
 endif
 
 # Automatic precompiled header option to use (if COMPILE_APPROACH=batch)
--- a/make/common/Defs-solaris.gmk	Wed Apr 20 04:38:36 2011 +0100
+++ b/make/common/Defs-solaris.gmk	Tue May 03 14:32:18 2011 +0100
@@ -457,14 +457,15 @@
     # On X86, make sure tail call optimization is off
     #    The z and y are the tail call optimizations.
     ifeq ($(ARCH_FAMILY), i586)
-      ifeq ($(shell $(EXPR) $(CC_MAJORVER) \>= 5), 1)
-        ifeq ($(shell $(EXPR) $(CC_MINORVER) \> 8), 1)
-          #    Somehow, tail call optimization is creeping in.
-          #    Make sure it is off.
-	  # WARNING: These may cause compiler warnings about duplicate -O options
-          CC_XKEEPFRAME_OPTIONS  += -Wu,-O$(OPT_LEVEL/$(OPTIMIZATION_LEVEL))~yz
-          CXX_XKEEPFRAME_OPTIONS += -Qoption ube -O$(OPT_LEVEL/$(OPTIMIZATION_LEVEL))~yz
-        endif
+      CC_NEWER_THAN_58 := \
+        $(shell $(EXPR) $(CC_MAJORVER) \> 5 \| \
+	    \( $(CC_MAJORVER) = 5 \& $(CC_MINORVER) \> 8 \) )
+      ifeq ($(CC_NEWER_THAN_58),1)
+        #    Somehow, tail call optimization is creeping in.
+        #    Make sure it is off.
+        # WARNING: These may cause compiler warnings about duplicate -O options
+        CC_XKEEPFRAME_OPTIONS  += -Wu,-O$(OPT_LEVEL/$(OPTIMIZATION_LEVEL))~yz
+        CXX_XKEEPFRAME_OPTIONS += -Qoption ube -O$(OPT_LEVEL/$(OPTIMIZATION_LEVEL))~yz
       endif
     endif
   
@@ -481,14 +482,15 @@
         CXX_XKEEPFRAME_OPTIONS += -Qoption ube -Z~B
       endif
 
-      ifeq ($(shell $(EXPR) $(CC_MAJORVER) \>= 5), 1)
-        ifeq ($(shell $(EXPR) $(CC_MINORVER) \> 6), 1)
-          # Do NOT use frame pointer register as a general purpose opt register
-          CC_OPT/NONE            += -xregs=no%frameptr
-          CXX_OPT/NONE           += -xregs=no%frameptr
-          CC_XKEEPFRAME_OPTIONS  += -xregs=no%frameptr
-          CXX_XKEEPFRAME_OPTIONS += -xregs=no%frameptr
-        endif
+      CC_NEWER_THAN_56 := \
+        $(shell $(EXPR) $(CC_MAJORVER) \> 5 \| \
+	    \( $(CC_MAJORVER) = 5 \& $(CC_MINORVER) \> 6 \) )
+      ifeq ($(CC_NEWER_THAN_56),1)
+        # Do NOT use frame pointer register as a general purpose opt register
+        CC_OPT/NONE            += -xregs=no%frameptr
+        CXX_OPT/NONE           += -xregs=no%frameptr
+        CC_XKEEPFRAME_OPTIONS  += -xregs=no%frameptr
+        CXX_XKEEPFRAME_OPTIONS += -xregs=no%frameptr
       endif
     endif
   
@@ -566,8 +568,10 @@
     CFLAGS_REQUIRED_sparc    += -xregs=no%appl
     CFLAGS_REQUIRED_sparcv9  += -xregs=no%appl
   endif
-  ifeq ($(shell $(EXPR) $(CC_VER) \> 5.6), 1)
-    # We MUST allow data alignment of 4 for sparc V8 (32bit)
+  CC_NEWER_THAN_56 := \
+    $(shell $(EXPR) $(CC_MAJORVER) \> 5 \| \
+         \( $(CC_MAJORVER) = 5 \& $(CC_MINORVER) \> 6 \) )
+  ifeq ($(CC_NEWER_THAN_56),1)
     #     Presents an ABI issue with customer JNI libs? We must be able to
     #     to handle 4byte aligned objects? (rare occurance, but possible?)
     CFLAGS_REQUIRED_sparc += -xmemalign=4s
--- a/make/common/shared/Compiler-gcc.gmk	Wed Apr 20 04:38:36 2011 +0100
+++ b/make/common/shared/Compiler-gcc.gmk	Tue May 03 14:32:18 2011 +0100
@@ -89,6 +89,8 @@
 # Get gcc version
 _CC_VER :=$(shell $(CC) -dumpversion 2>&1 )
 CC_VER  :=$(call GetVersion,"$(_CC_VER)")
+CC_MAJORVER  :=$(call MajorVersion,$(CC_VER))
+CC_MINORVER  :=$(call MinorVersion,$(CC_VER))
 
 # Name of compiler
 COMPILER_NAME = GCC$(call MajorVersion,$(CC_VER))
--- a/make/common/shared/Compiler-sun.gmk	Wed Apr 20 04:38:36 2011 +0100
+++ b/make/common/shared/Compiler-sun.gmk	Tue May 03 14:32:18 2011 +0100
@@ -117,7 +117,10 @@
   LINT_XARCH_OPTION_OLD/64 += -Xarch=amd64
 endif
 # Pick the options we want based on the compiler being used. (5.9 or newer)
-ifeq ($(shell expr $(CC_MINORVER) \>= 9), 1)
+CC_59_OR_NEWER := \
+  $(shell expr $(CC_MAJORVER) \> 5 \| \
+      \( $(CC_MAJORVER) = 5 \& $(CC_MINORVER) \>= 9 \) )
+ifeq ($(CC_59_OR_NEWER), 1)
   XARCH_OPTION/32 = $(XARCH_OPTION_NEW/32)
   XARCH_OPTION/64 = $(XARCH_OPTION_NEW/64)
   LINT_XARCH_OPTION/32 = $(LINT_XARCH_OPTION_NEW/32)
--- a/make/sun/jpeg/Makefile	Wed Apr 20 04:38:36 2011 +0100
+++ b/make/sun/jpeg/Makefile	Tue May 03 14:32:18 2011 +0100
@@ -74,7 +74,14 @@
   # volatile to prevent the optimization. However, this approach does not
   # work because we have to declare all variables as volatile in result.
 
-  OTHER_CFLAGS += -Wno-clobbered
+  ifndef CROSS_COMPILE_ARCH
+    CC_43_OR_NEWER := \
+      $(shell $(EXPR) $(CC_MAJORVER) \> 4 \| \
+          \( $(CC_MAJORVER) = 4 \& $(CC_MINORVER) \>= 3 \) )
+    ifeq ($(CC_43_OR_NEWER),1)
+      OTHER_CFLAGS += -Wno-clobbered
+    endif
+  endif
 endif
 
 include $(BUILDDIR)/common/Mapfile-vers.gmk