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PKGBUILDs/extra/java8-openjdk/build_with_gcc6.patch
Kevin Mihelich 45e72510ca extra/java8-openjdk to 8.u102-1
2016-07-27 13:08:28 +00:00

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# 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
diff --git a/common/autoconf/generated-configure.sh b/common/autoconf/generated-configure.sh
--- a/common/autoconf/generated-configure.sh
+++ b/common/autoconf/generated-configure.sh
@@ -679,6 +679,9 @@
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 @@
ac_ct_OBJC
OBJCFLAGS
OBJC
+CXX_VERSION
+CC_VERSION
ac_ct_CXX
CXXFLAGS
CXX
@@ -3672,7 +3677,7 @@
#
-# 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 @@
# 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)
# $2 = human readable name of compiler (C or C++)
@@ -3818,10 +3836,22 @@
+# TOOLCHAIN_C_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
+# [RUN-IF-FALSE])
+# ------------------------------------------------------------
+# Check that the C compiler supports an argument
+
+
+# TOOLCHAIN_CXX_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
+# [RUN-IF-FALSE])
+# ------------------------------------------------------------
+# Check that the C++ compiler supports an argument
+
+
# TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([ARGUMENT], [RUN-IF-TRUE],
-# [RUN-IF-FALSE])
+# [RUN-IF-FALSE])
# ------------------------------------------------------------
-# Check that the c and c++ compilers support an argument
+# Check that the C and C++ compilers support an argument
@@ -3829,6 +3859,8 @@
# Setup the JTREG paths
+
+
#
# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@@ -3880,7 +3912,7 @@
#CUSTOM_AUTOCONF_INCLUDE
# Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1449096260
+DATE_WHEN_GENERATED=1468207795
###############################################################################
#
@@ -20368,7 +20400,8 @@
# First line typically looks something like:
# gcc (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2
- COMPILER_VERSION=`$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 @@
# 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_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$OPENJDK_TARGET_OS" = xmacosx; then
@@ -24831,7 +24891,8 @@
COMPILER_TYPE=CL
- CCXXFLAGS="$CCXXFLAGS -nologo"
+ # silence copyright notice and other headers.
+ COMMON_CCXXFLAGS="$COMMON_CCXXFLAGS -nologo"
fi
@@ -29664,12 +29725,57 @@
#
# 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 $OPENJDK_TARGET_CPU_ARCH in
arm )
# on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing
@@ -29679,16 +29785,234 @@
# on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing
;;
* )
- CCXXFLAGS_JDK="$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 @@
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="$COMMON_CCXXFLAGS_JDK -D_AMD64_ -Damd64"
;;
esac
;;
@@ -29746,7 +30070,7 @@
;;
esac
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64"
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK $ADD_LP64"
# The package path is used only on macosx?
PACKAGE_PATH=/opt/local
@@ -29759,27 +30083,27 @@
# Note: -Dmacro is the same as #define macro 1
# -Dmacro= is the same as #define macro
if test "x$OPENJDK_TARGET_OS" = xsolaris; then
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
- else
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
- fi
- else
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN="
+ else
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
+ fi
+ else
+ COMMON_CCXXFLAGS_JDK="$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="$COMMON_CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
# Setting these parameters makes it an error to link to macosx APIs that are
# newer than the given OS version and makes the linked binaries compatible even
# if built on a newer version of the OS.
@@ -29789,25 +30113,25 @@
# The macro takes the version with no dots, ex: 1070
# Let the flags variables get resolved in make for easier override on make
# command line.
- CCXXFLAGS_JDK="$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"
- fi
- else
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DDEBUG"
- fi
-
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'"
-
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK \
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DTRIMMED"
+ fi
+ else
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DDEBUG"
+ fi
+
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DARCH='\"$OPENJDK_TARGET_CPU_LEGACY\"' -D$OPENJDK_TARGET_CPU_LEGACY"
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK -DRELEASE='\"\$(RELEASE)\"'"
+
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK \
-I${JDK_OUTPUTDIR}/include \
-I${JDK_OUTPUTDIR}/include/$OPENJDK_TARGET_OS \
-I${JDK_TOPDIR}/src/share/javavm/export \
@@ -29816,12 +30140,12 @@
-I${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 $CXXFLAGS_JDK"
# Now this is odd. The JDK native libraries have to link against libjvm.so
# On 32-bit machines there is normally two distinct libjvm.so:s, client and server.
@@ -29905,7 +30229,6 @@
-
# Some Zero and Shark settings.
# ZERO_ARCHFLAG tells the compiler which mode to build for
case "${OPENJDK_TARGET_CPU}" in
@@ -29916,8 +30239,9 @@
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 @@
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 @@
{ $as_echo "$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 @@
# 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 @@
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
@@ -30044,6 +30409,20 @@
{ $as_echo "$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
COMPILER_SUPPORTS_TARGET_BITS_FLAG=false
diff --git a/common/autoconf/hotspot-spec.gmk.in b/common/autoconf/hotspot-spec.gmk.in
--- 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 @@
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) $(CXXSTD_CXXFLAG)
EXTRA_CXXFLAGS=@LEGACY_EXTRA_CXXFLAGS@
EXTRA_LDFLAGS=@LEGACY_EXTRA_LDFLAGS@
diff --git a/common/autoconf/spec.gmk.in b/common/autoconf/spec.gmk.in
--- a/common/autoconf/spec.gmk.in
+++ b/common/autoconf/spec.gmk.in
@@ -331,6 +331,10 @@
CFLAGS_JDKEXE:=@CFLAGS_JDKEXE@
CXXFLAGS_JDKEXE:=@CXXFLAGS_JDKEXE@
+NO_DELETE_NULL_POINTER_CHECKS_CFLAG=@NO_DELETE_NULL_POINTER_CHECKS_CFLAG@
+NO_LIFETIME_DSE_CFLAG=@NO_LIFETIME_DSE_CFLAG@
+CXXSTD_CXXFLAG=@CXXSTD_CXXFLAG@
+
CXX:=@FIXPATH@ @CCACHE@ @CXX@
#CXXFLAGS:=@CXXFLAGS@
diff --git a/common/autoconf/toolchain.m4 b/common/autoconf/toolchain.m4
--- a/common/autoconf/toolchain.m4
+++ b/common/autoconf/toolchain.m4
@@ -23,9 +23,59 @@
# questions.
#
+# Prepare the system so that TOOLCHAIN_CHECK_COMPILER_VERSION can be called.
+# Must have CC_VERSION_NUMBER and CXX_VERSION_NUMBER.
+AC_DEFUN([TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS],
+[
+ if test "x$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=$2
@@ -81,7 +131,8 @@
# First line typically looks something like:
# gcc (Ubuntu/Linaro 4.5.2-8ubuntu4) 4.5.2
- COMPILER_VERSION=`$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_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 @@
# 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 @@
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 @@
#
# 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 $OPENJDK_TARGET_CPU_ARCH in
arm )
# on arm we don't prevent gcc to omit frame pointer but do prevent strict aliasing
@@ -969,16 +1035,17 @@
# on ppc we don't prevent gcc to omit frame pointer nor strict-aliasing
;;
* )
- CCXXFLAGS_JDK="$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 @@
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="$COMMON_CCXXFLAGS_JDK -D_AMD64_ -Damd64"
;;
esac
;;
@@ -1036,7 +1103,7 @@
;;
esac
- CCXXFLAGS_JDK="$CCXXFLAGS_JDK $ADD_LP64"
+ COMMON_CCXXFLAGS_JDK="$COMMON_CCXXFLAGS_JDK $ADD_LP64"
# The package path is used only on macosx?
PACKAGE_PATH=/opt/local
@@ -1049,27 +1116,27 @@
# Note: -Dmacro is the same as #define macro 1
# -Dmacro= is the same as #define macro
if test "x$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="$COMMON_CCXXFLAGS_JDK -DMACOSX -D_ALLBSD_SOURCE -D_DARWIN_UNLIMITED_SELECT"
# Setting these parameters makes it an error to link to macosx APIs that are
# newer than the given OS version and makes the linked binaries compatible even
# if built on a newer version of the OS.
@@ -1079,25 +1146,25 @@
# The macro takes the version with no dots, ex: 1070
# Let the flags variables get resolved in make for easier override on make
# command line.
- CCXXFLAGS_JDK="$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${JDK_TOPDIR}/src/share/javavm/export \
@@ -1106,12 +1173,12 @@
-I${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 @@
])
-# 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_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 $1"
AC_LANG_PUSH([C++])
@@ -1220,7 +1304,32 @@
[supports=no])
AC_LANG_POP([C++])
CXXFLAGS="$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], [$2], [:])
@@ -1311,3 +1420,20 @@
AC_SUBST(JT_HOME)
AC_SUBST(JTREGEXE)
])
+
+AC_DEFUN_ONCE([TOOLCHAIN_SETUP_GCC6_COMPILER_FLAGS],
+[
+ # These flags are required for GCC 6 builds as undefined behaviour in OpenJDK code
+ # runs afoul of the more aggressive versions of these optimisations.
+ # Notably, value range propagation now assumes that the this pointer of C++
+ # member functions is non-null.
+ NO_DELETE_NULL_POINTER_CHECKS_CFLAG="-fno-delete-null-pointer-checks"
+ TOOLCHAIN_COMPILER_CHECK_ARGUMENTS([$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])
+])
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