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| author | Ingo Molnar <mingo@elte.hu> | 2008-05-01 12:06:54 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-05-04 20:04:45 +0200 |
| commit | 22eecde2f9034764a3fd095eecfa3adfb8ec9a98 (patch) | |
| tree | 050e1d722010475992976312201b82e2524da5f0 /arch/um/Makefile | |
| parent | 48b83d2425d7781bb625b1c37b5f2a8963b6e23b (diff) | |
| download | linux-22eecde2f9034764a3fd095eecfa3adfb8ec9a98.tar.gz linux-22eecde2f9034764a3fd095eecfa3adfb8ec9a98.tar.xz | |
uml: fix gcc problem
this is what caused gcc 4.3 to throw an internal error when
OPTIMIZE_INLINING was enabled ...
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/um/Makefile')
| -rw-r--r-- | arch/um/Makefile | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/um/Makefile b/arch/um/Makefile index dbeab15e7bb7..01b97c19a8ba 100644 --- a/arch/um/Makefile +++ b/arch/um/Makefile @@ -77,7 +77,10 @@ include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS) KERNEL_DEFINES = $(strip -Derrno=kernel_errno -Dsigprocmask=kernel_sigprocmask \ -Dmktime=kernel_mktime $(ARCH_KERNEL_DEFINES)) KBUILD_CFLAGS += $(KERNEL_DEFINES) -KBUILD_CFLAGS += $(call cc-option,-fno-unit-at-a-time,) +# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use +# a lot more stack due to the lack of sharing of stacklots: +KBUILD_CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then \ + echo $(call cc-option,-fno-unit-at-a-time); fi ;) PHONY += linux |