diff options
Diffstat (limited to 'config/cet.m4')
| -rw-r--r-- | config/cet.m4 | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/config/cet.m4 b/config/cet.m4 index 715f4bded19..df4fcc1def2 100644 --- a/config/cet.m4 +++ b/config/cet.m4 @@ -36,3 +36,24 @@ if test x$enable_cet = xyes; then $1="-fcf-protection -mcet" fi ]) + +AC_DEFUN([GCC_CET_LDFLAGS],[dnl +GCC_ENABLE(cet-property, no, ,[enable Intel CET property in target libraries], + permit yes|no|default) +case "$host" in + i[[34567]]86-*-linux* | x86_64-*-linux*) + if test x$enable_cet_property = xyes; then + # Check if CET is enabled. + if test x$enable_cet != xyes; then + AC_MSG_ERROR([CET must be enabled for --enable-cet-property]) + fi + fi + ;; + *) + enable_cet_property=no + ;; +esac +if test x$enable_cet_property = xyes; then + $1="-Wl,-z,ibt,-z,shstk" +fi +]) |