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authorAvatar Timo Gurr <tgurr@exherbo.org> 2017-06-07 13:35:28 +0200
committerAvatar Timo Gurr <tgurr@exherbo.org> 2017-06-07 16:06:18 +0200
commit3ad2641ae8396796d58bdae6d32b1d4593e9b9ee (patch)
treeaf320ab0809894ed2b5729c56e5cb93efc5975ae
parent6a3e9b094f792e9166b2e3873c67442d4a28d70a (diff)
downloadjava-3ad2641ae8396796d58bdae6d32b1d4593e9b9ee.tar.gz
java-3ad2641ae8396796d58bdae6d32b1d4593e9b9ee.tar.xz
openjdk8: build with GCC6
Change-Id: I6da6d17a76bdc817fc1139be0ad3c758e2bc22ac Reviewed-on: https://galileo.mailstation.de/gerrit/9242 Reviewed-by: Jenkins <wk@mailstation.de> Reviewed-by: Timo Gurr <tgurr@exherbo.org>
-rw-r--r--packages/dev-lang/openjdk8/files/openjdk8-gcc6.patch1091
-rw-r--r--packages/dev-lang/openjdk8/openjdk8-1.8.0.131-p11.exheres-014
2 files changed, 1104 insertions, 1 deletions
diff --git a/packages/dev-lang/openjdk8/files/openjdk8-gcc6.patch b/packages/dev-lang/openjdk8/files/openjdk8-gcc6.patch
new file mode 100644
index 0000000..7f75ed7
--- /dev/null
+++ b/packages/dev-lang/openjdk8/files/openjdk8-gcc6.patch
@@ -0,0 +1,1091 @@
+Source: Debian, http://http.debian.net/debian/pool/main/o/openjdk-8/openjdk-8_8u131-b11-2.debian.tar.xz
+Upstream: Unknown
+Reason: Fix build with GCC6 (e.g. dependencies.hpp:169:59: error: left operand of shift expression '(-1 << 1)' is negative)
+ https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=811694
+
+# HG changeset patch
+# User andrew
+# Date 1468209748 -3600
+# Mon Jul 11 05:02:28 2016 +0100
+# Node ID 7eb66a95dbd58d26ed271477076e0ab72e8c9ebf
+# Parent 817d9fb584baecae7c989dfd7009a7f0ac7c6360
+8151841: Build needs additional flags to compile with GCC 6 [plus parts of 8149647 & 8032045]
+Summary: C++ standard needs to be explicitly set and some optimisations turned off to build on GCC 6
+Reviewed-by: erikj, dholmes, kbarrett
+
+--- a/common/autoconf/generated-configure.sh
++++ b/common/autoconf/generated-configure.sh
+@@ -679,6 +679,9 @@ CFLAGS_JDKEXE
+ CFLAGS_JDKLIB
+ MACOSX_VERSION_MIN
+ PACKAGE_PATH
++NO_LIFETIME_DSE_CFLAG
++NO_DELETE_NULL_POINTER_CHECKS_CFLAG
++CXXSTD_CXXFLAG
+ LEGACY_EXTRA_LDFLAGS
+ LEGACY_EXTRA_CXXFLAGS
+ LEGACY_EXTRA_CFLAGS
+@@ -743,6 +746,8 @@ LD
+ ac_ct_OBJC
+ OBJCFLAGS
+ OBJC
++CXX_VERSION
++CC_VERSION
+ ac_ct_CXX
+ CXXFLAGS
+ CXX
+@@ -3672,7 +3677,7 @@ fi
+
+
+ #
+-# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
++# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
+ # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ #
+ # This code is free software; you can redistribute it and/or modify it
+@@ -3795,6 +3800,19 @@ fi
+ # questions.
+ #
+
++# Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called.
++# Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER.
++
++
++# Check if the configured compiler (C and C++) is of a specific version or
++# newer. TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS must have been called before.
++#
++# Arguments:
++# $1: The version string to check against the found version
++# $2: block to run if the compiler is at least this version (>=)
++# $3: block to run if the compiler is older than this version (<)
++
++
+ # $1 = compiler to test (CC or CXX)
+ # $2 = human readable name of compiler (C or C++)
+
+@@ -3818,10 +3836,22 @@ fi
+
+
+
++# TOOLCHAIN_C_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
++# [RUN-IF-FALSE])
++# ------------------------------------------------------------
++# Check that the C compiler supports an argument
++
++
++# TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
++# [RUN-IF-FALSE])
++# ------------------------------------------------------------
++# Check that the C++ compiler supports an argument
++
++
+ # TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
+-# [RUN-IF-FALSE])
++# [RUN-IF-FALSE])
+ # ------------------------------------------------------------
+-# Check that the c and c++ compilers support an argument
++# Check that the C and C++ compilers support an argument
+
+
+
+@@ -3829,6 +3859,8 @@ fi
+ # Setup the JTREG paths
+
+
++
++
+ #
+ # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
+ # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+@@ -3880,7 +3912,7 @@ fi
+ #CUSTOM_AUTOCONF_INCLUDE
+
+ # Do not change or remove the following line, it is needed for consistency checks:
+-DATE_WHEN_GENERATED=1449096260
++DATE_WHEN_GENERATED=1468207795
+
+ ###############################################################################
+ #
+@@ -20368,7 +20400,8 @@ $as_echo "$as_me: The result from runnin
+
+ # First line typically looks something like:
+ # gcc (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2
+- COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.* \([1-9][0-9.]*\)/\1/p"`
++ COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | \
++ $SED -e 's/^.* \([1-9]\.[0-9.]*\)[^0-9.].*$/\1/'`
+ COMPILER_VENDOR=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^\(.*\) [1-9][0-9.]*/\1/p"`
+ fi
+ # This sets CC_VERSION or CXX_VERSION. (This comment is a grep marker)
+@@ -21969,7 +22002,8 @@ $as_echo "$as_me: The result from runnin
+
+ # First line typically looks something like:
+ # gcc (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2
+- COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.* \([1-9][0-9.]*\)/\1/p"`
++ COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | \
++ $SED -e 's/^.* \([1-9]\.[0-9.]*\)[^0-9.].*$/\1/'`
+ COMPILER_VENDOR=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^\(.*\) [1-9][0-9.]*/\1/p"`
+ fi
+ # This sets CC_VERSION or CXX_VERSION. (This comment is a grep marker)
+@@ -22240,6 +22274,32 @@ ac_link='$CXX -o conftest$ac_exeext $CXX
+ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
++ # This is the compiler version number on the form X.Y[.Z]
++
++
++
++
++ if test "x$CC_VERSION" != "x$CXX_VERSION"; then
++ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: C and C++ compiler has different version numbers, $CC_VERSION vs $CXX_VERSION." >&5
++$as_echo "$as_me: WARNING: C and C++ compiler has different version numbers, $CC_VERSION vs $CXX_VERSION." >&2;}
++ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: This typically indicates a broken setup, and is not supported" >&5
++$as_echo "$as_me: WARNING: This typically indicates a broken setup, and is not supported" >&2;}
++ fi
++
++ # We only check CC_VERSION since we assume CXX_VERSION is equal.
++ if [[ "$CC_VERSION" =~ (.*\.){3} ]] ; then
++ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: C compiler version number has more than three parts (X.Y.Z): $CC_VERSION. Comparisons might be wrong." >&5
++$as_echo "$as_me: WARNING: C compiler version number has more than three parts (X.Y.Z): $CC_VERSION. Comparisons might be wrong." >&2;}
++ fi
++
++ if [[ "$CC_VERSION" =~ [0-9]{6} ]] ; then
++ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: C compiler version number has a part larger than 99999: $CC_VERSION. Comparisons might be wrong." >&5
++$as_echo "$as_me: WARNING: C compiler version number has a part larger than 99999: $CC_VERSION. Comparisons might be wrong." >&2;}
++ fi
++
++ COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", $1, $2, $3) }' <<< "$CC_VERSION"`
++
++
+ ### Locate other tools
+
+ if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+@@ -24831,7 +24891,8 @@ $as_echo "$as_me: Rewriting DUMPBIN to \
+
+
+ COMPILER_TYPE=CL
+- CCXXFLAGS="$CCXXFLAGS -nologo"
++ # silence copyright notice and other headers.
++ COMMON_CCXXFLAGS="$COMMON_CCXXFLAGS -nologo"
+
+ fi
+
+@@ -29664,12 +29725,57 @@ fi
+ #
+ # Now setup the CFLAGS and LDFLAGS for the JDK build.
+ # Later we will also have CFLAGS and LDFLAGS for the hotspot subrepo build.
++ # CFLAGS_JDK - C Compiler flags
++ # CXXFLAGS_JDK - C++ Compiler flags
++ # COMMON_CCXXFLAGS_JDK - common to C and C++
+ #
+ case $COMPILER_NAME in
+ gcc )
+- CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \
+ -pipe \
+ -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE"
++ CXXSTD_CXXFLAG="-std=gnu++98"
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C++ compiler supports \"$CXXSTD_CXXFLAG $CFLAGS_WARNINGS_ARE_ERRORS\"" >&5
++$as_echo_n "checking if the C++ compiler supports \"$CXXSTD_CXXFLAG $CFLAGS_WARNINGS_ARE_ERRORS\"... " >&6; }
++ supports=yes
++
++ saved_cxxflags="$CXXFLAGS"
++ CXXFLAGS="$CXXFLAG $CXXSTD_CXXFLAG $CFLAGS_WARNINGS_ARE_ERRORS"
++ ac_ext=cpp
++ac_cpp='$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
++ CXXSTD_CXXFLAG=""
++ fi
++
++ CXXFLAGS_JDK="${CXXFLAGS_JDK} ${CXXSTD_CXXFLAG}"
++
+ case $OPENJDK_TARGET_CPU_ARCH in
+ arm )
+ # on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing
+@@ -29679,16 +29785,234 @@ fi
+ # on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing
+ ;;
+ * )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -fno-omit-frame-pointer"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -fno-omit-frame-pointer"
+ CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing"
+ ;;
+ esac
++
++ REFERENCE_VERSION=6
++
++ if [[ "$REFERENCE_VERSION" =~ (.*\.){3} ]] ; then
++ as_fn_error $? "Internal error: Cannot compare to $REFERENCE_VERSION, only three parts (X.Y.Z) is supported" "$LINENO" 5
++ fi
++
++ if [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ; then
++ as_fn_error $? "Internal error: Cannot compare to $REFERENCE_VERSION, only parts < 99999 is supported" "$LINENO" 5
++ fi
++
++ # Version comparison method inspired by http://stackoverflow.com/a/24067243
++ COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", $1, $2, $3) }' <<< "$REFERENCE_VERSION"`
++
++ if test $COMPARABLE_ACTUAL_VERSION -ge $COMPARABLE_REFERENCE_VERSION ; then
++
++ # These flags are required for GCC 6 builds as undefined behaviour in OpenJDK code
++ # runs afoul of the more aggressive versions of these optimisations.
++ # Notably, value range propagation now assumes that the this pointer of C++
++ # member functions is non-null.
++ NO_DELETE_NULL_POINTER_CHECKS_CFLAG="-fno-delete-null-pointer-checks"
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C compiler supports \"$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror\"" >&5
++$as_echo_n "checking if the C compiler supports \"$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror\"... " >&6; }
++ supports=yes
++
++ saved_cflags="$CFLAGS"
++ CFLAGS="$CFLAGS $NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror"
++ ac_ext=c
++ac_cpp='$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"
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
++ C_COMP_SUPPORTS="yes"
++ else
++ C_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C++ compiler supports \"$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror\"" >&5
++$as_echo_n "checking if the C++ compiler supports \"$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror\"... " >&6; }
++ supports=yes
++
++ saved_cxxflags="$CXXFLAGS"
++ CXXFLAGS="$CXXFLAG $NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror"
++ ac_ext=cpp
++ac_cpp='$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
++ CXX_COMP_SUPPORTS="yes"
++ else
++ CXX_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if both compilers support \"$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror\"" >&5
++$as_echo_n "checking if both compilers support \"$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror\"... " >&6; }
++ supports=no
++ if test "x$C_COMP_SUPPORTS" = "xyes" -a "x$CXX_COMP_SUPPORTS" = "xyes"; then supports=yes; fi
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
++ :
++ else
++ NO_DELETE_NULL_POINTER_CHECKS_CFLAG=""
++ fi
++
++
++ NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse"
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C compiler supports \"$NO_LIFETIME_DSE_CFLAG -Werror\"" >&5
++$as_echo_n "checking if the C compiler supports \"$NO_LIFETIME_DSE_CFLAG -Werror\"... " >&6; }
++ supports=yes
++
++ saved_cflags="$CFLAGS"
++ CFLAGS="$CFLAGS $NO_LIFETIME_DSE_CFLAG -Werror"
++ ac_ext=c
++ac_cpp='$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"
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
++ C_COMP_SUPPORTS="yes"
++ else
++ C_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C++ compiler supports \"$NO_LIFETIME_DSE_CFLAG -Werror\"" >&5
++$as_echo_n "checking if the C++ compiler supports \"$NO_LIFETIME_DSE_CFLAG -Werror\"... " >&6; }
++ supports=yes
++
++ saved_cxxflags="$CXXFLAGS"
++ CXXFLAGS="$CXXFLAG $NO_LIFETIME_DSE_CFLAG -Werror"
++ ac_ext=cpp
++ac_cpp='$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
++ CXX_COMP_SUPPORTS="yes"
++ else
++ CXX_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if both compilers support \"$NO_LIFETIME_DSE_CFLAG -Werror\"" >&5
++$as_echo_n "checking if both compilers support \"$NO_LIFETIME_DSE_CFLAG -Werror\"... " >&6; }
++ supports=no
++ if test "x$C_COMP_SUPPORTS" = "xyes" -a "x$CXX_COMP_SUPPORTS" = "xyes"; then supports=yes; fi
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
++ :
++ else
++ NO_LIFETIME_DSE_CFLAG=""
++ fi
++
++ CFLAGS_JDK="${CFLAGS_JDK} ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
++
++
++
++ else
++ :
++ fi
++
+ ;;
+ ossc )
+- CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS"
+ case $OPENJDK_TARGET_CPU_ARCH in
+ x86 )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB"
+ CFLAGS_JDK="$CFLAGS_JDK -erroff=E_BAD_PRAGMA_PACK_VALUE"
+ ;;
+ esac
+@@ -29707,16 +30031,16 @@ fi
+ LDFLAGS_CXX_JDK="$LDFLAGS_CXX_JDK"
+ ;;
+ cl )
+- CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \
+ -D_STATIC_CPPLIB -D_DISABLE_DEPRECATE_STATIC_CPPLIB -DWIN32_LEAN_AND_MEAN \
+ -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE \
+ -DWIN32 -DIAL"
+ case $OPENJDK_TARGET_CPU in
+ x86 )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_X86_ -Dx86"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_X86_ -Dx86"
+ ;;
+ x86_64 )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_AMD64_ -Damd64"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_AMD64_ -Damd64"
+ ;;
+ esac
+ ;;
+@@ -29746,7 +30070,7 @@ fi
+ ;;
+ esac
+
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK $ADD_LP64"
+
+ # The package path is used only on macosx?
+ PACKAGE_PATH=/opt/local
+@@ -29759,27 +30083,27 @@ fi
+ # Note: -Dmacro is the same as #define macro 1
+ # -Dmacro= is the same as #define macro
+ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
+ else
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
+ fi
+ else
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_BIG_ENDIAN"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xlinux; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DLINUX"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xwindows; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DWINDOWS"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DSOLARIS"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xaix; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DAIX -DPPC64"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DAIX -DPPC64"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
+ # Setting these parameters makes it an error to link to macosx APIs that are
+ # newer than the given OS version and makes the linked binaries compatible even
+ # if built on a newer version of the OS.
+@@ -29789,25 +30113,25 @@ fi
+ # The macro takes the version with no dots, ex: 1070
+ # Let the flags variables get resolved in make for easier override on make
+ # command line.
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
+ LDFLAGS_JDK="$LDFLAGS_JDK -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xbsd; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE"
+ fi
+ if test "x$DEBUG_LEVEL" = xrelease; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DNDEBUG"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DNDEBUG"
+ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DTRIMMED"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DTRIMMED"
+ fi
+ else
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DDEBUG"
+ fi
+
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'"
+
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK \
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK \
+ -I${JDK_OUTPUTDIR}/include \
+ -I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \
+ -I${JDK_TOPDIR}/src/share/javavm/export \
+@@ -29816,12 +30140,12 @@ fi
+ -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common"
+
+ # The shared libraries are compiled using the picflag.
+- CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA"
+- CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA "
++ CFLAGS_JDKLIB="$COMMON_CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA"
++ CXXFLAGS_JDKLIB="$COMMON_CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA "
+
+ # Executable flags
+- CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK"
+- CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK"
++ CFLAGS_JDKEXE="$COMMON_CCXXFLAGS_JDK $CFLAGS_JDK"
++ CXXFLAGS_JDKEXE="$COMMON_CCXXFLAGS_JDK $CXXFLAGS_JDK"
+
+ # Now this is odd. The JDK native libraries have to link against libjvm.so
+ # On 32-bit machines there is normally two distinct libjvm.so:s, client and server.
+@@ -29905,7 +30229,6 @@ fi
+
+
+
+-
+ # Some Zero and Shark settings.
+ # ZERO_ARCHFLAG tells the compiler which mode to build for
+ case "${OPENJDK_TARGET_CPU}" in
+@@ -29916,8 +30239,9 @@ fi
+ ZERO_ARCHFLAG="${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
+ esac
+
+- { $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler supports \"$ZERO_ARCHFLAG\"" >&5
+-$as_echo_n "checking if compiler supports \"$ZERO_ARCHFLAG\"... " >&6; }
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C compiler supports \"$ZERO_ARCHFLAG\"" >&5
++$as_echo_n "checking if the C compiler supports \"$ZERO_ARCHFLAG\"... " >&6; }
+ supports=yes
+
+ saved_cflags="$CFLAGS"
+@@ -29946,6 +30270,19 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ CFLAGS="$saved_cflags"
+
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
++ C_COMP_SUPPORTS="yes"
++ else
++ C_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C++ compiler supports \"$ZERO_ARCHFLAG\"" >&5
++$as_echo_n "checking if the C++ compiler supports \"$ZERO_ARCHFLAG\"... " >&6; }
++ supports=yes
++
+ saved_cxxflags="$CXXFLAGS"
+ CXXFLAGS="$CXXFLAG $ZERO_ARCHFLAG"
+ ac_ext=cpp
+@@ -29975,6 +30312,20 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
+ $as_echo "$supports" >&6; }
+ if test "x$supports" = "xyes" ; then
++ CXX_COMP_SUPPORTS="yes"
++ else
++ CXX_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if both compilers support \"$ZERO_ARCHFLAG\"" >&5
++$as_echo_n "checking if both compilers support \"$ZERO_ARCHFLAG\"... " >&6; }
++ supports=no
++ if test "x$C_COMP_SUPPORTS" = "xyes" -a "x$CXX_COMP_SUPPORTS" = "xyes"; then supports=yes; fi
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
+ :
+ else
+ ZERO_ARCHFLAG=""
+@@ -29985,8 +30336,9 @@ $as_echo "$supports" >&6; }
+ # Check that the compiler supports -mX (or -qX on AIX) flags
+ # Set COMPILER_SUPPORTS_TARGET_BITS_FLAG to 'true' if it does
+
+- { $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler supports \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"" >&5
+-$as_echo_n "checking if compiler supports \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"... " >&6; }
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C compiler supports \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"" >&5
++$as_echo_n "checking if the C compiler supports \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"... " >&6; }
+ supports=yes
+
+ saved_cflags="$CFLAGS"
+@@ -30015,6 +30367,19 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ CFLAGS="$saved_cflags"
+
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
++ C_COMP_SUPPORTS="yes"
++ else
++ C_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C++ compiler supports \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"" >&5
++$as_echo_n "checking if the C++ compiler supports \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"... " >&6; }
++ supports=yes
++
+ saved_cxxflags="$CXXFLAGS"
+ CXXFLAGS="$CXXFLAG ${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}"
+ ac_ext=cpp
+@@ -30043,6 +30408,20 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
+ $as_echo "$supports" >&6; }
++ if test "x$supports" = "xyes" ; then
++ CXX_COMP_SUPPORTS="yes"
++ else
++ CXX_COMP_SUPPORTS="no"
++ fi
++
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: checking if both compilers support \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"" >&5
++$as_echo_n "checking if both compilers support \"${COMPILER_TARGET_BITS_FLAG}${OPENJDK_TARGET_CPU_BITS}\"... " >&6; }
++ supports=no
++ if test "x$C_COMP_SUPPORTS" = "xyes" -a "x$CXX_COMP_SUPPORTS" = "xyes"; then supports=yes; fi
++
++ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $supports" >&5
++$as_echo "$supports" >&6; }
+ if test "x$supports" = "xyes" ; then
+ COMPILER_SUPPORTS_TARGET_BITS_FLAG=true
+ else
+--- a/common/autoconf/hotspot-spec.gmk.in
++++ b/common/autoconf/hotspot-spec.gmk.in
+@@ -1,5 +1,5 @@
+ #
+-# Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
++# Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
+ # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ #
+ # This code is free software; you can redistribute it and/or modify it
+@@ -109,7 +109,8 @@ LD:=@HOTSPOT_LD@
+ MT:=@HOTSPOT_MT@
+ RC:=@HOTSPOT_RC@
+
+-EXTRA_CFLAGS=@LEGACY_EXTRA_CFLAGS@
++EXTRA_CFLAGS=@LEGACY_EXTRA_CFLAGS@ $(NO_DELETE_NULL_POINTER_CHECKS_CFLAG) \
++ $(NO_LIFETIME_DSE_CFLAG) $(CXXSTD_CXXFLAG)
+ EXTRA_CXXFLAGS=@LEGACY_EXTRA_CXXFLAGS@
+ EXTRA_LDFLAGS=@LEGACY_EXTRA_LDFLAGS@
+
+--- a/common/autoconf/spec.gmk.in
++++ b/common/autoconf/spec.gmk.in
+@@ -331,6 +331,10 @@ CXXFLAGS_JDKLIB:=@CXXFLAGS_JDKLIB@
+ CFLAGS_JDKEXE:=@CFLAGS_JDKEXE@
+ CXXFLAGS_JDKEXE:=@CXXFLAGS_JDKEXE@
+
++NO_DELETE_NULL_POINTER_CHECKS_CFLAG=@NO_DELETE_NULL_POINTER_CHECKS_CFLAG@
++NO_LIFETIME_DSE_CFLAG=@NO_LIFETIME_DSE_CFLAG@
++CXXSTD_CXXFLAG=@CXXSTD_CXXFLAG@
++
+ CXX:=@FIXPATH@ @CCACHE@ @CXX@
+ #CXXFLAGS:=@CXXFLAGS@
+
+--- a/common/autoconf/toolchain.m4
++++ b/common/autoconf/toolchain.m4
+@@ -23,9 +23,59 @@
+ # questions.
+ #
+
++# Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called.
++# Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER.
++AC_DEFUN([TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS],
++[
++ if test "x$CC_VERSION" != "x$CXX_VERSION"; then
++ AC_MSG_WARN([C and C++ compiler has different version numbers, $CC_VERSION vs $CXX_VERSION.])
++ AC_MSG_WARN([This typically indicates a broken setup, and is not supported])
++ fi
++
++ # We only check CC_VERSION since we assume CXX_VERSION is equal.
++ if [ [[ "$CC_VERSION" =~ (.*\.){3} ]] ]; then
++ AC_MSG_WARN([C compiler version number has more than three parts (X.Y.Z): $CC_VERSION. Comparisons might be wrong.])
++ fi
++
++ if [ [[ "$CC_VERSION" =~ [0-9]{6} ]] ]; then
++ AC_MSG_WARN([C compiler version number has a part larger than 99999: $CC_VERSION. Comparisons might be wrong.])
++ fi
++
++ COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$CC_VERSION"`
++])
++
++# Check if the configured compiler (C and C++) is of a specific version or
++# newer. TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS must have been called before.
++#
++# Arguments:
++# $1: The version string to check against the found version
++# $2: block to run if the compiler is at least this version (>=)
++# $3: block to run if the compiler is older than this version (<)
++AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION],
++[
++ REFERENCE_VERSION=$1
++
++ if [ [[ "$REFERENCE_VERSION" =~ (.*\.){3} ]] ]; then
++ AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only three parts (X.Y.Z) is supported])
++ fi
++
++ if [ [[ "$REFERENCE_VERSION" =~ [0-9]{6} ]] ]; then
++ AC_MSG_ERROR([Internal error: Cannot compare to $REFERENCE_VERSION, only parts < 99999 is supported])
++ fi
++
++ # Version comparison method inspired by http://stackoverflow.com/a/24067243
++ COMPARABLE_REFERENCE_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", [$]1, [$]2, [$]3) }' <<< "$REFERENCE_VERSION"`
++
++ if test $COMPARABLE_ACTUAL_VERSION -ge $COMPARABLE_REFERENCE_VERSION ; then
++ m4_ifval([$2], [$2], [:])
++ else
++ m4_ifval([$3], [$3], [:])
++ fi
++])
++
+ # $1 = compiler to test (CC or CXX)
+ # $2 = human readable name of compiler (C or C++)
+-AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSION],
++AC_DEFUN([TOOLCHAIN_EXTRACT_COMPILER_VERSION],
+ [
+ COMPILER=[$]$1
+ COMPILER_NAME=$2
+@@ -81,7 +131,8 @@ AC_DEFUN([TOOLCHAIN_CHECK_COMPILER_VERSI
+
+ # First line typically looks something like:
+ # gcc (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2
+- COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^.* \(@<:@1-9@:>@@<:@0-9.@:>@*\)/\1/p"`
++ COMPILER_VERSION=`$ECHO $COMPILER_VERSION_TEST | \
++ $SED -e 's/^.* \(@<:@1-9@:>@\.@<:@0-9.@:>@*\)@<:@^0-9.@:>@.*$/\1/'`
+ COMPILER_VENDOR=`$ECHO $COMPILER_VERSION_TEST | $SED -n "s/^\(.*\) @<:@1-9@:>@@<:@0-9.@:>@*/\1/p"`
+ fi
+ # This sets CC_VERSION or CXX_VERSION. (This comment is a grep marker)
+@@ -181,7 +232,7 @@ AC_DEFUN([TOOLCHAIN_FIND_COMPILER],
+ AC_MSG_RESULT([no, keeping $1])
+ $1="$TEST_COMPILER"
+ fi
+- TOOLCHAIN_CHECK_COMPILER_VERSION([$1], [$COMPILER_NAME])
++ TOOLCHAIN_EXTRACT_COMPILER_VERSION([$1], [$COMPILER_NAME])
+ ])
+
+
+@@ -385,6 +436,12 @@ AC_DEFUN([TOOLCHAIN_SETUP_PATHS],
+ # Now that we have resolved CXX ourself, let autoconf have its go at it
+ AC_PROG_CXX([$CXX])
+
++ # This is the compiler version number on the form X.Y[.Z]
++ AC_SUBST(CC_VERSION)
++ AC_SUBST(CXX_VERSION)
++
++ TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS
++
+ ### Locate other tools
+
+ if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+@@ -507,7 +564,8 @@ AC_DEFUN([TOOLCHAIN_SETUP_PATHS],
+ BASIC_FIXUP_EXECUTABLE(DUMPBIN)
+
+ COMPILER_TYPE=CL
+- CCXXFLAGS="$CCXXFLAGS -nologo"
++ # silence copyright notice and other headers.
++ COMMON_CCXXFLAGS="$COMMON_CCXXFLAGS -nologo"
+ ])
+ AC_SUBST(RC_FLAGS)
+ AC_SUBST(COMPILER_TYPE)
+@@ -954,12 +1012,20 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ #
+ # Now setup the CFLAGS and LDFLAGS for the JDK build.
+ # Later we will also have CFLAGS and LDFLAGS for the hotspot subrepo build.
++ # CFLAGS_JDK - C Compiler flags
++ # CXXFLAGS_JDK - C++ Compiler flags
++ # COMMON_CCXXFLAGS_JDK - common to C and C++
+ #
+ case $COMPILER_NAME in
+ gcc )
+- CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -W -Wall -Wno-unused -Wno-parentheses \
+ -pipe \
+ -D_GNU_SOURCE -D_REENTRANT -D_LARGEFILE64_SOURCE"
++ CXXSTD_CXXFLAG="-std=gnu++98"
++ TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([$CXXSTD_CXXFLAG $CFLAGS_WARNINGS_ARE_ERRORS],
++ [], [CXXSTD_CXXFLAG=""])
++ CXXFLAGS_JDK="${CXXFLAGS_JDK} ${CXXSTD_CXXFLAG}"
++ AC_SUBST([CXXSTD_CXXFLAG])
+ case $OPENJDK_TARGET_CPU_ARCH in
+ arm )
+ # on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing
+@@ -969,16 +1035,17 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ # on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing
+ ;;
+ * )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -fno-omit-frame-pointer"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -fno-omit-frame-pointer"
+ CFLAGS_JDK="${CFLAGS_JDK} -fno-strict-aliasing"
+ ;;
+ esac
++ TOOLCHAIN_CHECK_COMPILER_VERSION(6, TOOLCHAIN_SETUP_GCC6_COMPILER_FLAGS)
+ ;;
+ ossc )
+- CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -DTRACING -DMACRO_MEMSYS_OPS -DBREAKPTS"
+ case $OPENJDK_TARGET_CPU_ARCH in
+ x86 )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DcpuIntel -Di586 -D$OPENJDK_TARGET_CPU_LEGACY_LIB"
+ CFLAGS_JDK="$CFLAGS_JDK -erroff=E_BAD_PRAGMA_PACK_VALUE"
+ ;;
+ esac
+@@ -997,16 +1064,16 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ LDFLAGS_CXX_JDK="$LDFLAGS_CXX_JDK"
+ ;;
+ cl )
+- CCXXFLAGS_JDK="$CCXXFLAGS $CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS $COMMON_CCXXFLAGS_JDK -Zi -MD -Zc:wchar_t- -W3 -wd4800 \
+ -D_STATIC_CPPLIB -D_DISABLE_DEPRECATE_STATIC_CPPLIB -DWIN32_LEAN_AND_MEAN \
+ -D_CRT_SECURE_NO_DEPRECATE -D_CRT_NONSTDC_NO_DEPRECATE \
+ -DWIN32 -DIAL"
+ case $OPENJDK_TARGET_CPU in
+ x86 )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_X86_ -Dx86"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_X86_ -Dx86"
+ ;;
+ x86_64 )
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_AMD64_ -Damd64"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_AMD64_ -Damd64"
+ ;;
+ esac
+ ;;
+@@ -1036,7 +1103,7 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ ;;
+ esac
+
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK $ADD_LP64"
+
+ # The package path is used only on macosx?
+ PACKAGE_PATH=/opt/local
+@@ -1049,27 +1116,27 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ # Note: -Dmacro is the same as #define macro 1
+ # -Dmacro= is the same as #define macro
+ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
+ else
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
+ fi
+ else
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_BIG_ENDIAN"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xlinux; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DLINUX"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DLINUX"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xwindows; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DWINDOWS"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DWINDOWS"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DSOLARIS"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DSOLARIS"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xaix; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DAIX -DPPC64"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DAIX -DPPC64"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
+ # Setting these parameters makes it an error to link to macosx APIs that are
+ # newer than the given OS version and makes the linked binaries compatible even
+ # if built on a newer version of the OS.
+@@ -1079,25 +1146,25 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ # The macro takes the version with no dots, ex: 1070
+ # Let the flags variables get resolved in make for easier override on make
+ # command line.
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DMAC_OS_X_VERSION_MAX_ALLOWED=\$(subst .,,\$(MACOSX_VERSION_MIN)) -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
+ LDFLAGS_JDK="$LDFLAGS_JDK -mmacosx-version-min=\$(MACOSX_VERSION_MIN)"
+ fi
+ if test "x$OPENJDK_TARGET_OS" = xbsd; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DBSD -D_ALLBSD_SOURCE"
+ fi
+ if test "x$DEBUG_LEVEL" = xrelease; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DNDEBUG"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DNDEBUG"
+ if test "x$OPENJDK_TARGET_OS" = xsolaris; then
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DTRIMMED"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DTRIMMED"
+ fi
+ else
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DDEBUG"
+ fi
+
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'"
+
+- CCXXFLAGS_JDK="$CCXXFLAGS_JDK \
++ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK \
+ -I${JDK_OUTPUTDIR}/include \
+ -I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \
+ -I${JDK_TOPDIR}/src/share/javavm/export \
+@@ -1106,12 +1173,12 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ -I${JDK_TOPDIR}/src/$OPENJDK_TARGET_OS_API_DIR/native/common"
+
+ # The shared libraries are compiled using the picflag.
+- CFLAGS_JDKLIB="$CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA"
+- CXXFLAGS_JDKLIB="$CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA "
++ CFLAGS_JDKLIB="$COMMON_CCXXFLAGS_JDK $CFLAGS_JDK $PICFLAG $CFLAGS_JDKLIB_EXTRA"
++ CXXFLAGS_JDKLIB="$COMMON_CCXXFLAGS_JDK $CXXFLAGS_JDK $PICFLAG $CXXFLAGS_JDKLIB_EXTRA "
+
+ # Executable flags
+- CFLAGS_JDKEXE="$CCXXFLAGS_JDK $CFLAGS_JDK"
+- CXXFLAGS_JDKEXE="$CCXXFLAGS_JDK $CXXFLAGS_JDK"
++ CFLAGS_JDKEXE="$COMMON_CCXXFLAGS_JDK $CFLAGS_JDK"
++ CXXFLAGS_JDKEXE="$COMMON_CCXXFLAGS_JDK $CXXFLAGS_JDK"
+
+ # Now this is odd. The JDK native libraries have to link against libjvm.so
+ # On 32-bit machines there is normally two distinct libjvm.so:s, client and server.
+@@ -1196,13 +1263,13 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_COMPILER_
+ ])
+
+
+-# TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
+-# [RUN-IF-FALSE])
++# TOOLCHAIN_C_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
++# [RUN-IF-FALSE])
+ # ------------------------------------------------------------
+-# Check that the c and c++ compilers support an argument
+-AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUMENTS],
++# Check that the C compiler supports an argument
++AC_DEFUN([TOOLCHAIN_C_COMPILER_CHECK_ARGUMENTS],
+ [
+- AC_MSG_CHECKING([if compiler supports "$1"])
++ AC_MSG_CHECKING([if the C compiler supports "$1"])
+ supports=yes
+
+ saved_cflags="$CFLAGS"
+@@ -1213,6 +1280,23 @@ AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUM
+ AC_LANG_POP([C])
+ CFLAGS="$saved_cflags"
+
++ AC_MSG_RESULT([$supports])
++ if test "x$supports" = "xyes" ; then
++ m4_ifval([$2], [$2], [:])
++ else
++ m4_ifval([$3], [$3], [:])
++ fi
++])
++
++# TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
++# [RUN-IF-FALSE])
++# ------------------------------------------------------------
++# Check that the C++ compiler supports an argument
++AC_DEFUN([TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS],
++[
++ AC_MSG_CHECKING([if the C++ compiler supports "$1"])
++ supports=yes
++
+ saved_cxxflags="$CXXFLAGS"
+ CXXFLAGS="$CXXFLAG $1"
+ AC_LANG_PUSH([C++])
+@@ -1220,7 +1304,32 @@ AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUM
+ [supports=no])
+ AC_LANG_POP([C++])
+ CXXFLAGS="$saved_cxxflags"
++
++ AC_MSG_RESULT([$supports])
++ if test "x$supports" = "xyes" ; then
++ m4_ifval([$2], [$2], [:])
++ else
++ m4_ifval([$3], [$3], [:])
++ fi
++])
+
++# TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
++# [RUN-IF-FALSE])
++# ------------------------------------------------------------
++# Check that the C and C++ compilers support an argument
++AC_DEFUN([TOOLCHAIN_COMPILER_CHECK_ARGUMENTS],
++[
++ TOOLCHAIN_C_COMPILER_CHECK_ARGUMENTS([$1],
++ [C_COMP_SUPPORTS="yes"],
++ [C_COMP_SUPPORTS="no"])
++ TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([$1],
++ [CXX_COMP_SUPPORTS="yes"],
++ [CXX_COMP_SUPPORTS="no"])
++
++ AC_MSG_CHECKING([if both compilers support "$1"])
++ supports=no
++ if test "x$C_COMP_SUPPORTS" = "xyes" -a "x$CXX_COMP_SUPPORTS" = "xyes"; then supports=yes; fi
++
+ AC_MSG_RESULT([$supports])
+ if test "x$supports" = "xyes" ; then
+ m4_ifval([$2], [$2], [:])
+@@ -1311,3 +1420,20 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_JTREG],
+ AC_SUBST(JT_HOME)
+ AC_SUBST(JTREGEXE)
+ ])
++
++AC_DEFUN_ONCE([TOOLCHAIN_SETUP_GCC6_COMPILER_FLAGS],
++[
++ # These flags are required for GCC 6 builds as undefined behaviour in OpenJDK code
++ # runs afoul of the more aggressive versions of these optimisations.
++ # Notably, value range propagation now assumes that the this pointer of C++
++ # member functions is non-null.
++ NO_DELETE_NULL_POINTER_CHECKS_CFLAG="-fno-delete-null-pointer-checks"
++ TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror],
++ [], [NO_DELETE_NULL_POINTER_CHECKS_CFLAG=""])
++ AC_SUBST([NO_DELETE_NULL_POINTER_CHECKS_CFLAG])
++ NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse"
++ TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$NO_LIFETIME_DSE_CFLAG -Werror],
++ [], [NO_LIFETIME_DSE_CFLAG=""])
++ CFLAGS_JDK="${CFLAGS_JDK} ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
++ AC_SUBST([NO_LIFETIME_DSE_CFLAG])
++])
diff --git a/packages/dev-lang/openjdk8/openjdk8-1.8.0.131-p11.exheres-0 b/packages/dev-lang/openjdk8/openjdk8-1.8.0.131-p11.exheres-0
index 9adcae7..981e72d 100644
--- a/packages/dev-lang/openjdk8/openjdk8-1.8.0.131-p11.exheres-0
+++ b/packages/dev-lang/openjdk8/openjdk8-1.8.0.131-p11.exheres-0
@@ -3,7 +3,19 @@
BOOTSTRAP_VERSION="2.5.4"
-require openjdk
+require openjdk flag-o-matic
PLATFORMS="~amd64 ~x86"
+DEFAULT_SRC_PREPARE_PATCHES+=(
+ "${FILES}"/${PN}-gcc6.patch
+)
+
+src_configure() {
+ # build with GCC6+
+ append-flags "-fno-lifetime-dse -fno-delete-null-pointer-checks"
+ append-cppflags "-std=gnu++98"
+
+ openjdk_src_configure
+}
+