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authorH.J. Lu <hjl.tools@gmail.com>2020-05-15 09:06:50 -0700
committerH.J. Lu <hjl.tools@gmail.com>2020-05-15 09:07:17 -0700
commit4c1a5d8b71e29b71e0bc1004480c12c5fc427cb7 (patch)
tree00192b598877094aa647955fecc5997ced114e06 /libatomic
parent[Fortran] OpenMP 5 – permit more sharing clauses for SIMD (PR94690) (diff)
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x86: Also check if -fcf-protection works
When defaulting CET run-time support to auto, check if -fcf-protection works. Even if the stage1 GCC doesn't support -fcf-protection, since the final GCC does, CET run-time support will be enabled by default if binutils support CET. config/ PR bootstrap/95147 * cet.m4 (GCC_CET_FLAGS): Also check if -fcf-protection works when defaulting to auto. libatomic/ PR bootstrap/95147 * configure: Regenerated. libbacktrace/ PR bootstrap/95147 * configure: Regenerated. libgcc/ PR bootstrap/95147 * configure: Regenerated. libgfortran/ PR bootstrap/95147 * configure: Regenerated. libgomp/ PR bootstrap/95147 * configure: Regenerated. libitm/ PR bootstrap/95147 * configure: Regenerated. libobjc/ PR bootstrap/95147 * configure: Regenerated. libphobos/ PR bootstrap/95147 * configure: Regenerated. libquadmath/ PR bootstrap/95147 * configure: Regenerated. libsanitizer/ PR bootstrap/95147 * configure: Regenerated. libssp/ PR bootstrap/95147 * configure: Regenerated. libstdc++-v3/ PR bootstrap/95147 * configure: Regenerated. libvtv/ PR bootstrap/95147 * configure: Regenerated. zlib/ PR bootstrap/95147 * configure: Regenerated.
Diffstat (limited to 'libatomic')
-rw-r--r--libatomic/ChangeLog5
-rwxr-xr-xlibatomic/configure3
2 files changed, 8 insertions, 0 deletions
diff --git a/libatomic/ChangeLog b/libatomic/ChangeLog
index 38d5ef3dabb..ddfce8d5552 100644
--- a/libatomic/ChangeLog
+++ b/libatomic/ChangeLog
@@ -1,3 +1,8 @@
12020-05-15 H.J. Lu <hongjiu.lu@intel.com>
2
3 PR bootstrap/95147
4 * configure: Regenerated.
5
12020-05-14 H.J. Lu <hongjiu.lu@intel.com> 62020-05-14 H.J. Lu <hongjiu.lu@intel.com>
2 7
3 * configure: Regenerated. 8 * configure: Regenerated.
diff --git a/libatomic/configure b/libatomic/configure
index c4b4714abc0..478670a6fe7 100755
--- a/libatomic/configure
+++ b/libatomic/configure
@@ -15595,6 +15595,8 @@ case "$host" in
15595 auto) 15595 auto)
15596 # Check if target supports multi-byte NOPs 15596 # Check if target supports multi-byte NOPs
15597 # and if assembler supports CET insn. 15597 # and if assembler supports CET insn.
15598 save_CFLAGS="$CFLAGS"
15599 CFLAGS="$CFLAGS -fcf-protection"
15598 cat confdefs.h - <<_ACEOF >conftest.$ac_ext 15600 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
15599/* end confdefs.h. */ 15601/* end confdefs.h. */
15600 15602
@@ -15618,6 +15620,7 @@ else
15618 enable_cet=no 15620 enable_cet=no
15619fi 15621fi
15620rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext 15622rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
15623 CFLAGS="$save_CFLAGS"
15621 ;; 15624 ;;
15622 yes) 15625 yes)
15623 # Check if assembler supports CET. 15626 # Check if assembler supports CET.