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-rw-r--r--arch/um/Makefile5
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/um/Makefile b/arch/um/Makefile
index 01b97c19a8ba..dbeab15e7bb7 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -77,10 +77,7 @@ 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)
-# 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 ;)
+KBUILD_CFLAGS += $(call cc-option,-fno-unit-at-a-time,)
PHONY += linux