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authorDavid Seifert <soap@gentoo.org>2022-02-03 15:47:10 +0100
committerJakub Jelinek <jakub@redhat.com>2022-02-03 16:10:18 +0100
commit45ba6bf28b75ee3391df83fbfb1060a50dc63d3a (patch)
tree486d5ac3c903b1c6f1ea43c0841e3773d72e8b55 /libitm/configure
parent1d5c7584fd6e72bfdbede86cef5ff04ae35f9744 (diff)
downloadgcc-45ba6bf28b75ee3391df83fbfb1060a50dc63d3a.tar.gz
make `-Werror` optional in libatomic/libbacktrace/libgomp/libitm/libsanitizer
* `-Werror` can cause issues when a more recent version of GCC compiles an older version: - https://bugs.gentoo.org/229059 - https://bugs.gentoo.org/475350 - https://bugs.gentoo.org/667104 libatomic/ChangeLog: * configure.ac: Support --disable-werror. * configure: Regenerate. libbacktrace/ChangeLog: * configure.ac: Support --disable-werror. * configure: Regenerate. libgomp/ChangeLog: * configure.ac: Support --disable-werror. * configure: Regenerate. libitm/ChangeLog: * configure.ac: Support --disable-werror. * configure: Regenerate. libsanitizer/ChangeLog: * configure.ac: Support --disable-werror. * aclocal.m4: Include also ../config/warnings.m4. * libbacktrace/Makefile.am (WARN_FLAGS): Remove. * configure: Regenerate. * Makefile.in: Regenerate. * asan/Makefile.in: Regenerate. * hwasan/Makefile.in: Regenerate. * interception/Makefile.in: Regenerate. * libbacktrace/Makefile.in: Regenerate. * lsan/Makefile.in: Regenerate. * sanitizer_common/Makefile.in: Regenerate. * tsan/Makefile.in: Regenerate. * ubsan/Makefile.in: Regenerate. Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
Diffstat (limited to 'libitm/configure')
-rwxr-xr-xlibitm/configure18
1 files changed, 14 insertions, 4 deletions
diff --git a/libitm/configure b/libitm/configure
index 966bf40537d..18fc2d3a10a 100755
--- a/libitm/configure
+++ b/libitm/configure
@@ -814,6 +814,7 @@ enable_maintainer_mode
enable_linux_futex
enable_tls
enable_symvers
+enable_werror
enable_cet
with_gcc_major_version_only
'
@@ -1468,6 +1469,7 @@ Optional Features:
--enable-tls Use thread-local storage [default=yes]
--enable-symvers=STYLE enables symbol versioning of the shared library
[default=yes]
+ --disable-werror disable building with -Werror
--enable-cet enable Intel CET in target libraries [default=auto]
Optional Packages:
@@ -12056,7 +12058,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 12059 "configure"
+#line 12061 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -12162,7 +12164,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 12165 "configure"
+#line 12167 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -17847,9 +17849,17 @@ $as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
fi
rm -f confcache
+# Check whether --enable-werror was given.
+if test "${enable_werror+set}" = set; then :
+ enableval=$enable_werror;
+fi
+
# Add -Wall -Werror if we are using GCC.
-if test "x$GCC" = "xyes"; then
- XCFLAGS="$XCFLAGS -Wall -Werror"
+if test "x$GCC" = "xyes"; then :
+ XCFLAGS="$XCFLAGS -Wall"
+fi
+if test "x$enable_werror" != "xno" && test "x$GCC" = "xyes"; then :
+ XCFLAGS="$XCFLAGS -Werror"
fi
XCFLAGS="$XCFLAGS $XPCFLAGS"