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authorMasahiro Yamada <yamada.masahiro@socionext.com>2018-10-30 14:26:33 +0100
committerMasahiro Yamada <yamada.masahiro@socionext.com>2018-11-02 14:49:00 +0100
commit076f421da5d4594d0a3e60c032ccf02ba55e868a (patch)
treef9e534cbf76b4fd8e47ff8690caf132d439f9310 /arch/powerpc/Makefile
parentmerge_config.sh: Allow to define config prefix (diff)
downloadlinux-076f421da5d4594d0a3e60c032ccf02ba55e868a.tar.xz
linux-076f421da5d4594d0a3e60c032ccf02ba55e868a.zip
kbuild: replace cc-name test with CONFIG_CC_IS_CLANG
Evaluating cc-name invokes the compiler every time even when you are not compiling anything, like 'make help'. This is not efficient. The compiler type has been already detected in the Kconfig stage. Use CONFIG_CC_IS_CLANG, instead. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Acked-by: Paul Burton <paul.burton@mips.com> (MIPS) Acked-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'arch/powerpc/Makefile')
-rw-r--r--arch/powerpc/Makefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 17be664dafa2..8a2ce14d68d0 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -96,7 +96,7 @@ aflags-$(CONFIG_CPU_BIG_ENDIAN) += $(call cc-option,-mabi=elfv1)
aflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -mabi=elfv2
endif
-ifneq ($(cc-name),clang)
+ifndef CONFIG_CC_IS_CLANG
cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -mno-strict-align
endif
@@ -175,7 +175,7 @@ endif
# Work around gcc code-gen bugs with -pg / -fno-omit-frame-pointer in gcc <= 4.8
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44199
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52828
-ifneq ($(cc-name),clang)
+ifndef CONFIG_CC_IS_CLANG
CC_FLAGS_FTRACE += $(call cc-ifversion, -lt, 0409, -mno-sched-epilog)
endif
endif