Mercurial > hg > jdk9-shenandoah

changeset 1555:27e6490c4d44

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge
author jiangli
date Fri, 12 Jun 2015 19:54:14 -0400
parents 3a36d56f31ec (current diff) 0ae3fe440659 (diff)
children 9e45c218217e
files
diffstat 3 files changed, 80 insertions(+), 13 deletions(-) [+]
line wrap: on
line diff
--- a/.hgtags	Fri Jun 12 17:03:04 2015 -0400
+++ b/.hgtags	Fri Jun 12 19:54:14 2015 -0400
@@ -308,3 +308,4 @@
 0b32ed628fa60e4ab99fb0b5866d648e16231f17 jdk9-b63
 82cf9aab9a83e41c8194ba01af9666afdb856cbe jdk9-b64
 7c31f9d7b932f7924f1258d52885b1c7c3e078c2 jdk9-b65
+dc6e8336f51bb6b67b7245766179eab5ca7720b4 jdk9-b66
--- a/common/autoconf/flags.m4	Fri Jun 12 17:03:04 2015 -0400
+++ b/common/autoconf/flags.m4	Fri Jun 12 19:54:14 2015 -0400
@@ -338,14 +338,16 @@
       # no adjustment
       ;;
     slowdebug )
-      # Add runtime stack smashing and undefined behavior checks
-      CFLAGS_DEBUG_OPTIONS="-fstack-protector-all --param ssp-buffer-size=1"
-      CXXFLAGS_DEBUG_OPTIONS="-fstack-protector-all --param ssp-buffer-size=1"
+      # Add runtime stack smashing and undefined behavior checks.
+      # Not all versions of gcc support -fstack-protector
+      STACK_PROTECTOR_CFLAG="-fstack-protector-all"
+      FLAGS_COMPILER_CHECK_ARGUMENTS([$STACK_PROTECTOR_CFLAG], [], [STACK_PROTECTOR_CFLAG=""])
+
+      CFLAGS_DEBUG_OPTIONS="$STACK_PROTECTOR_CFLAG --param ssp-buffer-size=1"
+      CXXFLAGS_DEBUG_OPTIONS="$STACK_PROTECTOR_CFLAG --param ssp-buffer-size=1"
       ;;
     esac
   fi
-  AC_SUBST(CFLAGS_DEBUG_OPTIONS)
-  AC_SUBST(CXXFLAGS_DEBUG_OPTIONS)
 
   # Optimization levels
   if test "x$TOOLCHAIN_TYPE" = xsolstudio; then
--- a/common/autoconf/generated-configure.sh	Fri Jun 12 17:03:04 2015 -0400
+++ b/common/autoconf/generated-configure.sh	Fri Jun 12 19:54:14 2015 -0400
@@ -718,8 +718,6 @@
 C_O_FLAG_NORM
 C_O_FLAG_HI
 C_O_FLAG_HIGHEST
-CXXFLAGS_DEBUG_OPTIONS
-CFLAGS_DEBUG_OPTIONS
 CXXFLAGS_DEBUG_SYMBOLS
 CFLAGS_DEBUG_SYMBOLS
 CXX_FLAG_DEPS
@@ -4366,7 +4364,7 @@
 #CUSTOM_AUTOCONF_INCLUDE
 
 # Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1432629750
+DATE_WHEN_GENERATED=1433337614
 
 ###############################################################################
 #
@@ -41837,15 +41835,81 @@
       # no adjustment
       ;;
     slowdebug )
-      # Add runtime stack smashing and undefined behavior checks
-      CFLAGS_DEBUG_OPTIONS="-fstack-protector-all --param ssp-buffer-size=1"
-      CXXFLAGS_DEBUG_OPTIONS="-fstack-protector-all --param ssp-buffer-size=1"
+      # Add runtime stack smashing and undefined behavior checks.
+      # Not all versions of gcc support -fstack-protector
+      STACK_PROTECTOR_CFLAG="-fstack-protector-all"
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler supports \"$STACK_PROTECTOR_CFLAG\"" >&5
+$as_echo_n "checking if compiler supports \"$STACK_PROTECTOR_CFLAG\"... " >&6; }
+  supports=yes
+
+  saved_cflags="$CFLAGS"
+  CFLAGS="$CFLAGS $STACK_PROTECTOR_CFLAG"
+  ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int i;
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  supports=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+  CFLAGS="$saved_cflags"
+
+  saved_cxxflags="$CXXFLAGS"
+  CXXFLAGS="$CXXFLAG $STACK_PROTECTOR_CFLAG"
+  ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+int i;
+_ACEOF
+if ac_fn_cxx_try_compile "$LINENO"; then :
+
+else
+  supports=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+  CXXFLAGS="$saved_cxxflags"
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
+$as_echo "$supports" >&6; }
+  if test "x$supports" = "xyes" ; then
+    :
+  else
+    STACK_PROTECTOR_CFLAG=""
+  fi
+
+
+      CFLAGS_DEBUG_OPTIONS="$STACK_PROTECTOR_CFLAG --param ssp-buffer-size=1"
+      CXXFLAGS_DEBUG_OPTIONS="$STACK_PROTECTOR_CFLAG --param ssp-buffer-size=1"
       ;;
     esac
   fi
 
-
-
   # Optimization levels
   if test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     CC_HIGHEST="$CC_HIGHEST -fns -fsimple -fsingle -xbuiltin=%all -xdepend -xrestrict -xlibmil"