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Sync config and libiberty with GCC

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config/

	PR bootstrap/94998
	* cet.m4 (GCC_CET_HOST_FLAGS): Enable CET in cross compiler if
	possible.

libiberty/

	PR bootstrap/94998
	* configure: Regenerated.
This commit is contained in:
H.J. Lu
2020-05-12 18:37:03 -07:00
parent 09f20ec886
commit 90d00bbd9c
4 changed files with 35 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
config/ChangeLog
View File

@@ -1,3 +1,12 @@
2020-05-12 H.J. Lu <hongjiu.lu@intel.com>
Sync with GCC
2020-05-12 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/94998
* cet.m4 (GCC_CET_HOST_FLAGS): Enable CET in cross compiler if
possible.
2020-04-29 H.J. Lu <hongjiu.lu@intel.com> 2020-04-29 H.J. Lu <hongjiu.lu@intel.com>
Sync with GCC Sync with GCC

18
config/cet.m4
View File

@@ -111,7 +111,8 @@ if test x$may_have_cet = xyes; then
fi fi
if test x$may_have_cet = xyes; then if test x$may_have_cet = xyes; then
AC_TRY_RUN([ if test x$cross_compiling = xno; then
AC_TRY_RUN([
static void static void
foo (void) foo (void)
{ {
@@ -137,12 +138,17 @@ main ()
bar (); bar ();
return 0; return 0;
} }
], ],
[have_cet=no], [have_cet=no],
[have_cet=yes]) [have_cet=yes])
if test x$enable_cet = xno -a x$have_cet = xyes; then if test x$enable_cet = xno -a x$have_cet = xyes; then
AC_MSG_ERROR([Intel CET must be enabled on Intel CET enabled host]) AC_MSG_ERROR([Intel CET must be enabled on Intel CET enabled host])
fi
fi fi
else
# Enable CET in cross compiler if possible so that it will run on both
# CET and non-CET hosts.
have_cet=yes
fi fi
if test x$enable_cet = xyes; then if test x$enable_cet = xyes; then
$1="-fcf-protection" $1="-fcf-protection"

5
libiberty/ChangeLog
View File

@@ -1,3 +1,8 @@
2020-05-12 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/94998
* configure: Regenerated.
2020-04-28 H.J. Lu <hongjiu.lu@intel.com> 2020-04-28 H.J. Lu <hongjiu.lu@intel.com>
PR bootstrap/94739 PR bootstrap/94739

12
libiberty/configure vendored
View File

@@ -5375,7 +5375,8 @@ rm -f core conftest.err conftest.$ac_objext \
fi fi
if test x$may_have_cet = xyes; then if test x$may_have_cet = xyes; then
if test "$cross_compiling" = yes; then : if test x$cross_compiling = xno; then
if test "$cross_compiling" = yes; then :
{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
as_fn_error $? "cannot run test program while cross compiling as_fn_error $? "cannot run test program while cross compiling
@@ -5420,9 +5421,14 @@ rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext conftest.$ac_objext conftest.beam conftest.$ac_ext
fi fi
if test x$enable_cet = xno -a x$have_cet = xyes; then if test x$enable_cet = xno -a x$have_cet = xyes; then
as_fn_error $? "Intel CET must be enabled on Intel CET enabled host" "$LINENO" 5 as_fn_error $? "Intel CET must be enabled on Intel CET enabled host" "$LINENO" 5
fi
fi fi
else
# Enable CET in cross compiler if possible so that it will run on both
# CET and non-CET hosts.
have_cet=yes
fi fi
if test x$enable_cet = xyes; then if test x$enable_cet = xyes; then
CET_HOST_FLAGS="-fcf-protection" CET_HOST_FLAGS="-fcf-protection"