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x86/build: Remove -ffreestanding on i386 with GCC

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The use of -ffreestanding is a leftover that is only needed for certain
versions of Clang. Adjust this to be Clang-only. A later patch will make
this a versioned check.

Acked-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Link: https://lore.kernel.org/r/20250308042929.1753543-1-kees@kernel.org
Signed-off-by: Kees Cook <kees@kernel.org>
This commit is contained in:
Kees Cook
2025-03-07 20:29:25 -08:00
parent 47f4af43e7
commit 16cb16e0d2
1 changed files with 3 additions and 1 deletions
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4
arch/x86/Makefile
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@@ -137,8 +137,10 @@ ifeq ($(CONFIG_X86_32),y)
include $(srctree)/arch/x86/Makefile_32.cpu
KBUILD_CFLAGS += $(cflags-y)
# temporary until string.h is fixed
ifeq ($(CONFIG_CC_IS_CLANG),y)
# https://github.com/llvm/llvm-project/issues/53645
KBUILD_CFLAGS += -ffreestanding
endif
ifeq ($(CONFIG_STACKPROTECTOR),y)
ifeq ($(CONFIG_SMP),y)