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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-12-14 17:05:37 +0900
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-12-17 00:33:44 +0900
commit42a92bccd213ce4b7198d2e943ac0efe88cbe1aa (patch)
tree8e9a8f0d8751d4406ab0c57fb2ee1ab50963ee1e /Makefile
parent518d8a5644197abd3d5efb23c71afff25194da7e (diff)
downloadlwn-42a92bccd213ce4b7198d2e943ac0efe88cbe1aa.tar.gz
lwn-42a92bccd213ce4b7198d2e943ac0efe88cbe1aa.zip
kbuild: add -fno-PIE flag unconditionally
This flag is documented in the GCC 4.6 manual, and recognized by Clang as well. Let's rip off the cc-option switch. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile7
1 files changed, 2 insertions, 5 deletions
diff --git a/Makefile b/Makefile
index 6f3df2d786dd..2d15726fb546 100644
--- a/Makefile
+++ b/Makefile
@@ -426,9 +426,9 @@ LINUXINCLUDE := \
-I$(objtree)/include \
$(USERINCLUDE)
-KBUILD_AFLAGS := -D__ASSEMBLY__
+KBUILD_AFLAGS := -D__ASSEMBLY__ -fno-PIE
KBUILD_CFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
- -fno-strict-aliasing -fno-common -fshort-wchar \
+ -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE \
-Werror-implicit-function-declaration \
-Wno-format-security \
-std=gnu89
@@ -514,9 +514,6 @@ RETPOLINE_VDSO_CFLAGS := $(call cc-option,$(RETPOLINE_VDSO_CFLAGS_GCC),$(call cc
export RETPOLINE_CFLAGS
export RETPOLINE_VDSO_CFLAGS
-KBUILD_CFLAGS += $(call cc-option,-fno-PIE)
-KBUILD_AFLAGS += $(call cc-option,-fno-PIE)
-
# check for 'asm goto'
ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLAGS)), y)
CC_HAVE_ASM_GOTO := 1