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| author | H.J. Lu <hjl.tools@gmail.com> | 2020-05-14 08:25:39 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2020-05-14 09:05:02 -0700 |
| commit | 8d286dd118a5bd16f7ae0fb9dfcdcfd020bea803 (patch) | |
| tree | ab2ce2b5fbec75efcf5ac324b2499c81cb95210c /config | |
| parent | 4036327e4cab5c9a0235bb784b02d5a06a614065 (diff) | |
| download | gcc-8d286dd118a5bd16f7ae0fb9dfcdcfd020bea803.zip gcc-8d286dd118a5bd16f7ae0fb9dfcdcfd020bea803.tar.gz gcc-8d286dd118a5bd16f7ae0fb9dfcdcfd020bea803.tar.bz2 | |
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 'config')
| -rw-r--r-- | config/ChangeLog | 4 | ||||
| -rw-r--r-- | config/cet.m4 | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/config/ChangeLog b/config/ChangeLog index 8a8b2cb..d36c5bb 100644 --- a/config/ChangeLog +++ b/config/ChangeLog @@ -1,3 +1,7 @@ +2020-05-14 H.J. Lu <hongjiu.lu@intel.com> + + * cet.m4 (GCC_CET_FLAGS): Change default to auto. + 2020-05-12 H.J. Lu <hongjiu.lu@intel.com> PR bootstrap/94998 diff --git a/config/cet.m4 b/config/cet.m4 index d960869..63c6ea9 100644 --- a/config/cet.m4 +++ b/config/cet.m4 @@ -3,7 +3,7 @@ dnl GCC_CET_FLAGS dnl (SHELL-CODE_HANDLER) dnl AC_DEFUN([GCC_CET_FLAGS],[dnl -GCC_ENABLE(cet, no, ,[enable Intel CET in target libraries], +GCC_ENABLE(cet, auto, ,[enable Intel CET in target libraries], permit yes|no|auto) AC_MSG_CHECKING([for CET support]) |