diff options
Diffstat (limited to 'scripts/gcc-x86_32-has-stack-protector.sh')
| -rwxr-xr-x | scripts/gcc-x86_32-has-stack-protector.sh | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/scripts/gcc-x86_32-has-stack-protector.sh b/scripts/gcc-x86_32-has-stack-protector.sh new file mode 100755 index 0000000000..825c75c5b7 --- /dev/null +++ b/scripts/gcc-x86_32-has-stack-protector.sh @@ -0,0 +1,8 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +# This requires GCC 8.1 or better. Specifically, we require +# -mstack-protector-guard-reg, added by +# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81708 + +echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -m32 -O0 -fstack-protector -mstack-protector-guard-reg=fs -mstack-protector-guard-symbol=__stack_chk_guard - -o - 2> /dev/null | grep -q "%fs" |