Build libgo with -Wa,-nH if possible (PR go/78978) [non-libgo parts]

libstdc++-v3:
	PR go/78978
	* acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
	* configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
	GLIBCXX_CHECK_ASSEMBLER_HWCAP.
	* fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
	HWCAP_FLAGS.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in, doc/Makefile.in, include/Makefile.in,
	libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
	src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
	src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.

	config:
	PR go/78978
	* hwcaps.m4 (GCC_CHECK_ASSEMBLER_HWCAP): New macro.

From-SVN: r244162
This commit is contained in:
Rainer Orth 2017-01-06 14:33:47 +00:00 committed by Rainer Orth
parent bad86e8d42
commit 1ec62aa9e1
19 changed files with 91 additions and 59 deletions

View File

@ -1,3 +1,8 @@
2017-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR go/78978
* hwcaps.m4 (GCC_CHECK_ASSEMBLER_HWCAP): New macro.
2017-01-04 Alan Modra <amodra@gmail.com>
* picflag.m4: Remove stray \xA0 in comment.

View File

@ -1,3 +1,35 @@
dnl
dnl Check if the assembler used supports disabling generation of hardware
dnl capabilities. This is only supported by Solaris as at the moment.
dnl
dnl Defines:
dnl HWCAP_CFLAGS='-Wa,-nH' if possible.
dnl
AC_DEFUN([GCC_CHECK_ASSEMBLER_HWCAP], [
test -z "$HWCAP_CFLAGS" && HWCAP_CFLAGS=''
# Restrict the test to Solaris, other assemblers (e.g. AIX as) have -nH
# with a different meaning.
case ${target_os} in
solaris2*)
ac_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wa,-nH"
AC_MSG_CHECKING([for as that supports -Wa,-nH])
AC_TRY_COMPILE([], [return 0;], [ac_hwcap_flags=yes],[ac_hwcap_flags=no])
if test "$ac_hwcap_flags" = "yes"; then
HWCAP_CFLAGS="-Wa,-nH $HWCAP_CFLAGS"
fi
AC_MSG_RESULT($ac_hwcap_flags)
CFLAGS="$ac_save_CFLAGS"
;;
esac
AC_SUBST(HWCAP_CFLAGS)
])
dnl
dnl Check if the linker used supports linker maps to clear hardware
dnl capabilities. This is only supported on Solaris at the moment.

View File

@ -1,3 +1,18 @@
2017-01-06 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
PR go/78978
* acinclude.m4 (GLIBCXX_CHECK_ASSEMBLER_HWCAP): Remove.
* configure.ac: Call GCC_CHECK_ASSEMBLER_HWCAP instead of
GLIBCXX_CHECK_ASSEMBLER_HWCAP.
* fragment.am (CONFIG_CXXFLAGS): Use HWCAP_CFLAGS instead of
HWCAP_FLAGS.
* aclocal.m4: Regenerate.
* configure: Regenerate.
* Makefile.in, doc/Makefile.in, include/Makefile.in,
libsupc++/Makefile.in, po/Makefile.in, python/Makefile.in,
src/Makefile.in, src/c++11/Makefile.in, src/c++98/Makefile.in,
src/filesystem/Makefile.in, testsuite/Makefile.in: Regenerate.
2017-01-06 Jonathan Wakely <jwakely@redhat.com>
* include/bits/c++config (_GLIBCXX_ASSERTIONS): Avoid redefinition.

View File

@ -63,6 +63,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -177,7 +178,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -332,7 +333,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -168,38 +168,6 @@ AC_DEFUN([GLIBCXX_CHECK_COMPILER_FEATURES], [
])
dnl
dnl Check if the assembler used supports disabling generation of hardware
dnl capabilities. This is only supported by Sun as at the moment.
dnl
dnl Defines:
dnl HWCAP_FLAGS='-Wa,-nH' if possible.
dnl
AC_DEFUN([GLIBCXX_CHECK_ASSEMBLER_HWCAP], [
test -z "$HWCAP_FLAGS" && HWCAP_FLAGS=''
# Restrict the test to Solaris, other assemblers (e.g. AIX as) have -nH
# with a different meaning.
case ${target_os} in
solaris2*)
ac_save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wa,-nH"
AC_MSG_CHECKING([for as that supports -Wa,-nH])
AC_TRY_COMPILE([], [return 0;], [ac_hwcap_flags=yes],[ac_hwcap_flags=no])
if test "$ac_hwcap_flags" = "yes"; then
HWCAP_FLAGS="-Wa,-nH $HWCAP_FLAGS"
fi
AC_MSG_RESULT($ac_hwcap_flags)
CFLAGS="$ac_save_CFLAGS"
;;
esac
AC_SUBST(HWCAP_FLAGS)
])
dnl
dnl If GNU ld is in use, check to see if tricky linker opts can be used. If
dnl the native linker is in use, all variables will be defined to something

View File

@ -673,6 +673,7 @@ AC_SUBST([am__untar])
m4_include([../config/acx.m4])
m4_include([../config/enable.m4])
m4_include([../config/futex.m4])
m4_include([../config/hwcaps.m4])
m4_include([../config/iconv.m4])
m4_include([../config/lead-dot.m4])
m4_include([../config/lib-ld.m4])

View File

@ -642,7 +642,7 @@ ENABLE_FILESYSTEM_TS_FALSE
ENABLE_FILESYSTEM_TS_TRUE
baseline_subdir_switch
baseline_dir
HWCAP_FLAGS
HWCAP_CFLAGS
GLIBCXX_LDBL_COMPAT_FALSE
GLIBCXX_LDBL_COMPAT_TRUE
LONG_DOUBLE_COMPAT_FLAGS
@ -79519,7 +79519,7 @@ esac
# Check if assembler supports disabling hardware capability support.
test -z "$HWCAP_FLAGS" && HWCAP_FLAGS=''
test -z "$HWCAP_CFLAGS" && HWCAP_CFLAGS=''
# Restrict the test to Solaris, other assemblers (e.g. AIX as) have -nH
# with a different meaning.
@ -79548,7 +79548,7 @@ else
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
if test "$ac_hwcap_flags" = "yes"; then
HWCAP_FLAGS="-Wa,-nH $HWCAP_FLAGS"
HWCAP_CFLAGS="-Wa,-nH $HWCAP_CFLAGS"
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_hwcap_flags" >&5
$as_echo "$ac_hwcap_flags" >&6; }

View File

@ -400,7 +400,7 @@ AC_SUBST(LONG_DOUBLE_COMPAT_FLAGS)
GLIBCXX_CONDITIONAL(GLIBCXX_LDBL_COMPAT, test $ac_ldbl_compat = yes)
# Check if assembler supports disabling hardware capability support.
GLIBCXX_CHECK_ASSEMBLER_HWCAP
GCC_CHECK_ASSEMBLER_HWCAP
# Check if assembler supports rdrand opcode.
GLIBCXX_CHECK_X86_RDRAND

View File

@ -58,6 +58,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -149,7 +150,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -314,7 +315,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -28,7 +28,7 @@ endif
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -58,6 +58,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -149,7 +150,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -304,7 +305,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -60,6 +60,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -222,7 +223,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -377,7 +378,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -58,6 +58,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -149,7 +150,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -304,7 +305,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -59,6 +59,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -179,7 +180,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -334,7 +335,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -59,6 +59,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -212,7 +213,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -367,7 +368,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -59,6 +59,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -182,7 +183,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -337,7 +338,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -59,6 +59,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -183,7 +184,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -338,7 +339,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -59,6 +59,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -191,7 +192,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -346,7 +347,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once

View File

@ -58,6 +58,7 @@ ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/enable.m4 \
$(top_srcdir)/../config/futex.m4 \
$(top_srcdir)/../config/hwcaps.m4 \
$(top_srcdir)/../config/iconv.m4 \
$(top_srcdir)/../config/lead-dot.m4 \
$(top_srcdir)/../config/lib-ld.m4 \
@ -149,7 +150,7 @@ FGREP = @FGREP@
GLIBCXX_INCLUDES = @GLIBCXX_INCLUDES@
GLIBCXX_LIBS = @GLIBCXX_LIBS@
GREP = @GREP@
HWCAP_FLAGS = @HWCAP_FLAGS@
HWCAP_CFLAGS = @HWCAP_CFLAGS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@ -307,7 +308,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdir)
# These bits are all figured out from configure. Look in acinclude.m4
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
CONFIG_CXXFLAGS = \
$(SECTION_FLAGS) $(HWCAP_FLAGS) -frandom-seed=$@
$(SECTION_FLAGS) $(HWCAP_CFLAGS) -frandom-seed=$@
WARN_CXXFLAGS = \
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once