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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-19 15:53:19 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2009-03-23 14:59:54 -0700
commitae2bc4d2561258f8ce41c0dfd67bea094adf1b3f (patch)
tree47ec3101b22975ef3ccb5fdb3817da1c001e44bd /Makefile
parent3752057d8548fc1b00cde42a751a67a7df3481ee (diff)
Move cc-option to below arch-specific setup
commit d0115552cdb0b4d4146975889fee2e9355515c4b upstream. Sam Ravnborg says: "We have several architectures that plays strange games with $(CC) and $(CROSS_COMPILE). So we need to postpone any use of $(call cc-option..) until we have included the arch specific Makefile so we try with the correct $(CC) version." Requested-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile4
1 files changed, 3 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 95fe83e8532..8bc6c5674f3 100644
--- a/Makefile
+++ b/Makefile
@@ -341,7 +341,6 @@ KBUILD_CPPFLAGS := -D__KERNEL__ $(LINUXINCLUDE)
KBUILD_CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-fno-strict-aliasing -fno-common \
-Werror-implicit-function-declaration
-KBUILD_CFLAGS += $(call cc-option,-fwrapv)
KBUILD_AFLAGS := -D__ASSEMBLY__
# Read KERNELRELEASE from include/config/kernel.release (if it exists)
@@ -556,6 +555,9 @@ KBUILD_CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)
# disable pointer signed / unsigned warnings in gcc 4.0
KBUILD_CFLAGS += $(call cc-option,-Wno-pointer-sign,)
+# disable invalid "can't wrap" optimzations for signed / pointers
+KBUILD_CFLAGS += $(call cc-option,-fwrapv)
+
# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
# But warn user when we do so
warn-assign = \