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authorH.J. Lu <hjl.tools@gmail.com>2020-05-14 08:25:39 -0700
committerH.J. Lu <hjl.tools@gmail.com>2020-05-14 09:05:02 -0700
commit8d286dd118a5bd16f7ae0fb9dfcdcfd020bea803 (patch)
treeab2ce2b5fbec75efcf5ac324b2499c81cb95210c /libatomic
parent4036327e4cab5c9a0235bb784b02d5a06a614065 (diff)
x86: Default CET run-time support to auto
CET has been added since GCC 8. This patch defaults CET run-time support to auto. It enables CET run-time support if asssembler supports CET instructions and multi-byte NOPs are enabled via SSE2. config/ * cet.m4 (GCC_CET_FLAGS): Change default to auto. gcc/ * configure: Regenerated. libatomic/ * configure: Regenerated. libbacktrace/ * configure: Regenerated. libcc1/ * configure: Regenerated. libcpp/ * configure: Regenerated. libdecnumber/ * configure: Regenerated. libgcc/ * configure: Regenerated. libgfortran/ * configure: Regenerated. libgomp/ * configure: Regenerated. libitm/ * configure: Regenerated. libobjc/ * configure: Regenerated. libquadmath/ * configure: Regenerated. libsanitizer/ * configure: Regenerated. libssp/ * configure: Regenerated. libstdc++-v3/ * configure: Regenerated. libvtv/ * configure: Regenerated. zlib/ * configure: Regenerated.
Diffstat (limited to 'libatomic')
-rw-r--r--libatomic/ChangeLog4
-rwxr-xr-xlibatomic/configure4
2 files changed, 6 insertions, 2 deletions
diff --git a/libatomic/ChangeLog b/libatomic/ChangeLog
index e8ab8ecb047..38d5ef3dabb 100644
--- a/libatomic/ChangeLog
+++ b/libatomic/ChangeLog
@@ -1,3 +1,7 @@
+2020-05-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ * configure: Regenerated.
+
2020-05-06 Uroš Bizjak <ubizjak@gmail.com>
* config/x86/fenv.c (__math_force_eval): Remove.
diff --git a/libatomic/configure b/libatomic/configure
index 3e2f2ff4f20..c4b4714abc0 100755
--- a/libatomic/configure
+++ b/libatomic/configure
@@ -1455,7 +1455,7 @@ Optional Features:
sometimes confusing) to the casual installer
--enable-symvers=STYLE enables symbol versioning of the shared library
[default=yes]
- --enable-cet enable Intel CET in target libraries [default=no]
+ --enable-cet enable Intel CET in target libraries [default=auto]
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
@@ -15582,7 +15582,7 @@ if test "${enable_cet+set}" = set; then :
esac
else
- enable_cet=no
+ enable_cet=auto
fi