diff options
Diffstat (limited to 'gcc-4.6/gcc/config/i386/i386.c')
| -rw-r--r-- | gcc-4.6/gcc/config/i386/i386.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc-4.6/gcc/config/i386/i386.c b/gcc-4.6/gcc/config/i386/i386.c index b99d31150..6e7eb6183 100644 --- a/gcc-4.6/gcc/config/i386/i386.c +++ b/gcc-4.6/gcc/config/i386/i386.c @@ -2369,6 +2369,9 @@ static int ix86_regparm; static const char ix86_force_align_arg_pointer_string[] = "force_align_arg_pointer"; +/* Stack protector option. */ +enum stack_protector_guard ix86_stack_protector_guard; + static rtx (*ix86_gen_leave) (void); static rtx (*ix86_gen_add3) (rtx, rtx, rtx); static rtx (*ix86_gen_sub3) (rtx, rtx, rtx); @@ -4360,6 +4363,22 @@ ix86_option_override_internal (bool main_args_p) } free (token); } + + /* Handle stack protector */ + if (ix86_stack_protector_guard_string != 0) + { + if (!strcmp (ix86_stack_protector_guard_string, "tls")) + ix86_stack_protector_guard = SSP_TLS; + else if (!strcmp (ix86_stack_protector_guard_string, "global")) + ix86_stack_protector_guard = SSP_GLOBAL; + else + error ("bad value (%s) for %sstack-protector-guard=%s %s", + ix86_stack_protector_guard, prefix, suffix, sw); + } + else + { + ix86_stack_protector_guard = TARGET_HAS_BIONIC? SSP_GLOBAL : SSP_TLS; + } } /* Return TRUE if VAL is passed in register with 256bit AVX modes. */ |