Merge
This commit is contained in:
commit
599efec052
@ -713,6 +713,7 @@ AC_DEFUN([FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK_HELPER],
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FLAGS_CXX_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [[$]$2CXXSTD_CXXFLAG -Werror],
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IF_FALSE: [$2CXXSTD_CXXFLAG=""])
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$2CXXFLAGS_JDK="${$2CXXFLAGS_JDK} ${$2CXXSTD_CXXFLAG}"
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$2JVM_CFLAGS="${$2JVM_CFLAGS} ${$2CXXSTD_CXXFLAG}"
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AC_SUBST([$2CXXSTD_CXXFLAG])
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fi
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if test "x$OPENJDK_TARGET_OS" = xsolaris; then
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@ -768,7 +769,7 @@ AC_DEFUN([FLAGS_SETUP_COMPILER_FLAGS_FOR_JDK_HELPER],
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$2CFLAGS_JDK="${$2CFLAGS_JDK} -fno-strict-aliasing"
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;;
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esac
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TOOLCHAIN_CHECK_COMPILER_VERSION(VERSION: 6, PREFIX: $2, IF_AT_LEAST: FLAGS_SETUP_GCC6_COMPILER_FLAGS)
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TOOLCHAIN_CHECK_COMPILER_VERSION(VERSION: 6, PREFIX: $2, IF_AT_LEAST: FLAGS_SETUP_GCC6_COMPILER_FLAGS($2))
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elif test "x$TOOLCHAIN_TYPE" = xclang; then
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$2JVM_CFLAGS="[$]$2JVM_CFLAGS -D_GNU_SOURCE"
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@ -1447,19 +1448,24 @@ AC_DEFUN_ONCE([FLAGS_SETUP_COMPILER_FLAGS_MISC],
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AC_SUBST(CFLAGS_WARNINGS_ARE_ERRORS)
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])
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AC_DEFUN_ONCE([FLAGS_SETUP_GCC6_COMPILER_FLAGS],
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# FLAGS_SETUP_GCC6_COMPILER_FLAGS([PREFIX])
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# Arguments:
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# $1 - Optional prefix for each variable defined.
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AC_DEFUN([FLAGS_SETUP_GCC6_COMPILER_FLAGS],
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[
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# These flags are required for GCC 6 builds as undefined behaviour in OpenJDK code
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# runs afoul of the more aggressive versions of these optimisations.
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# Notably, value range propagation now assumes that the this pointer of C++
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# member functions is non-null.
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NO_NULL_POINTER_CHECK_CFLAG="-fno-delete-null-pointer-checks"
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FLAGS_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [$NO_NULL_POINTER_CHECK_CFLAG -Werror],
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IF_FALSE: [NO_NULL_POINTER_CHECK_CFLAG=""])
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AC_SUBST([NO_NULL_POINTER_CHECK_CFLAG])
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NO_DELETE_NULL_POINTER_CHECKS_CFLAG="-fno-delete-null-pointer-checks"
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dnl Argument check is disabled until FLAGS_COMPILER_CHECK_ARGUMENTS handles cross-compilation
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dnl FLAGS_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [$NO_DELETE_NULL_POINTER_CHECKS_CFLAG -Werror],
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dnl IF_FALSE: [NO_DELETE_NULL_POINTER_CHECKS_CFLAG=""])
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NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse"
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FLAGS_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [$NO_LIFETIME_DSE_CFLAG -Werror],
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IF_FALSE: [NO_LIFETIME_DSE_CFLAG=""])
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CFLAGS_JDK="${CFLAGS_JDK} ${NO_NULL_POINTER_CHECK_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
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AC_SUBST([NO_LIFETIME_DSE_CFLAG])
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dnl Argument check is disabled until FLAGS_COMPILER_CHECK_ARGUMENTS handles cross-compilation
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dnl FLAGS_COMPILER_CHECK_ARGUMENTS(ARGUMENT: [$NO_LIFETIME_DSE_CFLAG -Werror],
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dnl IF_FALSE: [NO_LIFETIME_DSE_CFLAG=""])
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AC_MSG_NOTICE([GCC >= 6 detected; adding ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} and ${NO_LIFETIME_DSE_CFLAG}])
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$1CFLAGS_JDK="[$]$1CFLAGS_JDK ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
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$1JVM_CFLAGS="[$]$1JVM_CFLAGS ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
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])
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@ -749,8 +749,6 @@ CXXFLAGS_JDKLIB
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CFLAGS_JDKEXE
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CFLAGS_JDKLIB
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MACOSX_VERSION_MIN
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NO_LIFETIME_DSE_CFLAG
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NO_NULL_POINTER_CHECK_CFLAG
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CXXSTD_CXXFLAG
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CXX_O_FLAG_SIZE
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CXX_O_FLAG_NONE
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@ -4092,6 +4090,9 @@ ac_configure="$SHELL $ac_aux_dir/configure" # Please don't use this var.
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# FLAGS_SETUP_GCC6_COMPILER_FLAGS([PREFIX])
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# Arguments:
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# $1 - Optional prefix for each variable defined.
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#
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@ -5094,7 +5095,7 @@ VS_SDK_PLATFORM_NAME_2013=
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#CUSTOM_AUTOCONF_INCLUDE
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# Do not change or remove the following line, it is needed for consistency checks:
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DATE_WHEN_GENERATED=1469202305
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DATE_WHEN_GENERATED=1469207452
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###############################################################################
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#
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@ -47232,6 +47233,28 @@ $as_echo "$as_me: WARNING: C compiler version number has a part larger than 9999
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BUILD_SYSROOT_CFLAGS="$SYSROOT_CFLAGS"
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BUILD_SYSROOT_LDFLAGS="$SYSROOT_LDFLAGS"
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BUILD_AR="$AR"
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if test "x$CC_VERSION_NUMBER" != "x$CXX_VERSION_NUMBER"; then
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{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: C and C++ compiler have different version numbers, $CC_VERSION_NUMBER vs $CXX_VERSION_NUMBER." >&5
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$as_echo "$as_me: WARNING: C and C++ compiler have different version numbers, $CC_VERSION_NUMBER vs $CXX_VERSION_NUMBER." >&2;}
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{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: This typically indicates a broken setup, and is not supported" >&5
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$as_echo "$as_me: WARNING: This typically indicates a broken setup, and is not supported" >&2;}
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fi
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# We only check CC_VERSION_NUMBER since we assume CXX_VERSION_NUMBER is equal.
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if [[ "[$]CC_VERSION_NUMBER" =~ (.*\.){3} ]] ; then
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{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: C compiler version number has more than three parts (X.Y.Z): $CC_VERSION_NUMBER. Comparisons might be wrong." >&5
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$as_echo "$as_me: WARNING: C compiler version number has more than three parts (X.Y.Z): $CC_VERSION_NUMBER. Comparisons might be wrong." >&2;}
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fi
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if [[ "[$]CC_VERSION_NUMBER" =~ [0-9]{6} ]] ; then
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{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: C compiler version number has a part larger than 99999: $CC_VERSION_NUMBER. Comparisons might be wrong." >&5
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$as_echo "$as_me: WARNING: C compiler version number has a part larger than 99999: $CC_VERSION_NUMBER. Comparisons might be wrong." >&2;}
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fi
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OPENJDK_BUILD_COMPARABLE_ACTUAL_VERSION=`$AWK -F. '{ printf("%05d%05d%05d\n", $1, $2, $3) }' <<< "$CC_VERSION_NUMBER"`
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fi
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@ -49781,6 +49804,7 @@ $as_echo "$supports" >&6; }
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CXXFLAGS_JDK="${CXXFLAGS_JDK} ${CXXSTD_CXXFLAG}"
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JVM_CFLAGS="${JVM_CFLAGS} ${CXXSTD_CXXFLAG}"
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fi
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if test "x$OPENJDK_TARGET_OS" = xsolaris; then
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@ -49913,542 +49937,12 @@ $as_echo "$supports" >&6; }
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# runs afoul of the more aggressive versions of these optimisations.
|
||||
# Notably, value range propagation now assumes that the this pointer of C++
|
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# member functions is non-null.
|
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NO_NULL_POINTER_CHECK_CFLAG="-fno-delete-null-pointer-checks"
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
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||||
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||||
|
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||||
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||||
|
||||
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||||
|
||||
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||||
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||||
|
||||
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||||
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||||
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||||
|
||||
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||||
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||||
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||||
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||||
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||||
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||||
|
||||
|
||||
|
||||
|
||||
|
||||
# Execute function body
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||||
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||||
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||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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# Execute function body
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||||
|
||||
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C compiler supports \"$NO_NULL_POINTER_CHECK_CFLAG -Werror\"" >&5
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$as_echo_n "checking if the C compiler supports \"$NO_NULL_POINTER_CHECK_CFLAG -Werror\"... " >&6; }
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supports=yes
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|
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saved_cflags="$CFLAGS"
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CFLAGS="$CFLAGS $NO_NULL_POINTER_CHECK_CFLAG -Werror"
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ac_ext=c
|
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ac_cpp='$CPP $CPPFLAGS'
|
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ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
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ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
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ac_compiler_gnu=$ac_cv_c_compiler_gnu
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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int i;
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_ACEOF
|
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if ac_fn_c_try_compile "$LINENO"; then :
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|
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else
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supports=no
|
||||
fi
|
||||
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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ac_ext=cpp
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ac_cpp='$CXXCPP $CPPFLAGS'
|
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ac_compile='$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
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
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||||
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||||
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||||
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||||
|
||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
# Execute function body
|
||||
|
||||
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the C++ compiler supports \"$NO_NULL_POINTER_CHECK_CFLAG -Werror\"" >&5
|
||||
$as_echo_n "checking if the C++ compiler supports \"$NO_NULL_POINTER_CHECK_CFLAG -Werror\"... " >&6; }
|
||||
supports=yes
|
||||
|
||||
saved_cxxflags="$CXXFLAGS"
|
||||
CXXFLAGS="$CXXFLAG $NO_NULL_POINTER_CHECK_CFLAG -Werror"
|
||||
ac_ext=cpp
|
||||
ac_cpp='$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.$ac_ext
|
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/* end confdefs.h. */
|
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int i;
|
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_ACEOF
|
||||
if ac_fn_cxx_try_compile "$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_NULL_POINTER_CHECK_CFLAG -Werror\"" >&5
|
||||
$as_echo_n "checking if both compilers support \"$NO_NULL_POINTER_CHECK_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_NULL_POINTER_CHECK_CFLAG=""
|
||||
fi
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse"
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
# Execute function body
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
# Execute function body
|
||||
|
||||
{ $as_echo "$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
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
# Execute function body
|
||||
|
||||
{ $as_echo "$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_NULL_POINTER_CHECK_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
|
||||
|
||||
|
||||
NO_DELETE_NULL_POINTER_CHECKS_CFLAG="-fno-delete-null-pointer-checks"
|
||||
NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse"
|
||||
{ $as_echo "$as_me:${as_lineno-$LINENO}: GCC >= 6 detected; adding ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} and ${NO_LIFETIME_DSE_CFLAG}" >&5
|
||||
$as_echo "$as_me: GCC >= 6 detected; adding ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} and ${NO_LIFETIME_DSE_CFLAG}" >&6;}
|
||||
CFLAGS_JDK="$CFLAGS_JDK ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
|
||||
JVM_CFLAGS="$JVM_CFLAGS ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
|
||||
|
||||
else
|
||||
:
|
||||
@ -51127,6 +50621,7 @@ $as_echo "$supports" >&6; }
|
||||
|
||||
|
||||
OPENJDK_BUILD_CXXFLAGS_JDK="${OPENJDK_BUILD_CXXFLAGS_JDK} ${OPENJDK_BUILD_CXXSTD_CXXFLAG}"
|
||||
OPENJDK_BUILD_JVM_CFLAGS="${OPENJDK_BUILD_JVM_CFLAGS} ${OPENJDK_BUILD_CXXSTD_CXXFLAG}"
|
||||
|
||||
fi
|
||||
if test "x$OPENJDK_TARGET_OS" = xsolaris; then
|
||||
@ -51255,6 +50750,17 @@ $as_echo "$supports" >&6; }
|
||||
if test $OPENJDK_BUILD_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"
|
||||
NO_LIFETIME_DSE_CFLAG="-fno-lifetime-dse"
|
||||
{ $as_echo "$as_me:${as_lineno-$LINENO}: GCC >= 6 detected; adding ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} and ${NO_LIFETIME_DSE_CFLAG}" >&5
|
||||
$as_echo "$as_me: GCC >= 6 detected; adding ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} and ${NO_LIFETIME_DSE_CFLAG}" >&6;}
|
||||
OPENJDK_BUILD_CFLAGS_JDK="$OPENJDK_BUILD_CFLAGS_JDK ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
|
||||
OPENJDK_BUILD_JVM_CFLAGS="$OPENJDK_BUILD_JVM_CFLAGS ${NO_DELETE_NULL_POINTER_CHECKS_CFLAG} ${NO_LIFETIME_DSE_CFLAG}"
|
||||
|
||||
else
|
||||
:
|
||||
|
||||
|
@ -391,8 +391,6 @@ CFLAGS_WARNINGS_ARE_ERRORS:=@CFLAGS_WARNINGS_ARE_ERRORS@
|
||||
WARNINGS_AS_ERRORS := @WARNINGS_AS_ERRORS@
|
||||
|
||||
CFLAGS_CCACHE:=@CFLAGS_CCACHE@
|
||||
NO_NULL_POINTER_CHECK_FLAG=@NO_NULL_POINTER_CHECK_CFLAG@
|
||||
NO_LIFETIME_DSE_CFLAG=@NO_LIFETIME_DSE_CFLAG@
|
||||
CXXSTD_CXXFLAG=@CXXSTD_CXXFLAG@
|
||||
|
||||
# Tools that potentially need to be cross compilation aware.
|
||||
|
@ -831,6 +831,8 @@ AC_DEFUN_ONCE([TOOLCHAIN_SETUP_BUILD_COMPILERS],
|
||||
BUILD_SYSROOT_CFLAGS="$SYSROOT_CFLAGS"
|
||||
BUILD_SYSROOT_LDFLAGS="$SYSROOT_LDFLAGS"
|
||||
BUILD_AR="$AR"
|
||||
|
||||
TOOLCHAIN_PREPARE_FOR_VERSION_COMPARISONS([], [OPENJDK_BUILD_])
|
||||
fi
|
||||
|
||||
AC_SUBST(BUILD_CC)
|
||||
|
Loading…
Reference in New Issue
Block a user