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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-12-14 17:05:38 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-12-17 00:33:45 +0900
commiteeb5687a7139649e1724674441580b778f5ff7ab (patch)
tree5a4dc04f50c93fa4ac74da7d357f7429725ab008 /Makefile
parent42a92bccd213ce4b7198d2e943ac0efe88cbe1aa (diff)
downloadlinux-eeb5687a7139649e1724674441580b778f5ff7ab.tar.bz2
kbuild: add -Werror=strict-prototypes flag unconditionally
-Wstrict-prototypes is added to KBUILD_CFLAGS first, then overridden by -Werror=strict-prototypes later. Let's add -Werror=strict-prototypes unconditionally because it is supported by GCC 4.6, and also by Clang. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile5
1 files changed, 1 insertions, 4 deletions
diff --git a/Makefile b/Makefile
index 2d15726fb546..1ec5289a871f 100644
--- a/Makefile
+++ b/Makefile
@@ -427,7 +427,7 @@ LINUXINCLUDE := \
$(USERINCLUDE)
KBUILD_AFLAGS := -D__ASSEMBLY__ -fno-PIE
-KBUILD_CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
+KBUILD_CFLAGS := -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs \
-fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE \
-Werror-implicit-function-declaration \
-Wno-format-security \
@@ -832,9 +832,6 @@ KBUILD_CFLAGS += $(call cc-option,-fconserve-stack)
# disallow errors like 'EXPORT_GPL(foo);' with missing header
KBUILD_CFLAGS += $(call cc-option,-Werror=implicit-int)
-# require functions to have arguments in prototypes, not empty 'int foo()'
-KBUILD_CFLAGS += $(call cc-option,-Werror=strict-prototypes)
-
# Prohibit date/time macros, which would make the build non-deterministic
KBUILD_CFLAGS += $(call cc-option,-Werror=date-time)