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hardening: Enable i386 FORTIFY_SOURCE on Clang 16+

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The i386 regparm bug exposed with FORTIFY_SOURCE with Clang was fixed
in Clang 16[1].

Link: c167c0a4dc [1]
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Link: https://lore.kernel.org/r/20250308042929.1753543-2-kees@kernel.org
Signed-off-by: Kees Cook <kees@kernel.org>
This commit is contained in:
Kees Cook
2025-03-07 20:29:26 -08:00
parent 16cb16e0d2
commit d70da12453
2 changed files with 2 additions and 2 deletions
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2
arch/x86/Makefile
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@@ -137,7 +137,7 @@ ifeq ($(CONFIG_X86_32),y)
include $(srctree)/arch/x86/Makefile_32.cpu
KBUILD_CFLAGS += $(cflags-y)
ifeq ($(CONFIG_CC_IS_CLANG),y)
ifneq ($(call clang-min-version, 160000),y)
# https://github.com/llvm/llvm-project/issues/53645
KBUILD_CFLAGS += -ffreestanding
endif