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Fix a build regression on GCC 15 builds, caused by

Browse source 
GCC changing the default C version that is overriden
 in the main Makefile but not in the x86 boot code
 Makefile.
 
 Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'x86-urgent-2025-02-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fix from Ingo Molnar:
 "Fix a build regression on GCC 15 builds, caused by GCC changing the
  default C version that is overriden in the main Makefile but not in
  the x86 boot code Makefile"

* tag 'x86-urgent-2025-02-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/boot: Use '-std=gnu11' to fix build with GCC 15
This commit is contained in:
Linus Torvalds 2025-02-08 12:04:00 -08:00
commit a5057ded6e
1 changed files with 1 additions and 0 deletions
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1
arch/x86/boot/compressed/Makefile
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@ -25,6 +25,7 @@ targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
# avoid errors with '-march=i386', and future flags may depend on the target to
# be valid.
KBUILD_CFLAGS := -m$(BITS) -O2 $(CLANG_FLAGS)
KBUILD_CFLAGS += -std=gnu11
KBUILD_CFLAGS += -fno-strict-aliasing -fPIE
KBUILD_CFLAGS += -Wundef
KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING