Re: [PATCH] powerpc: remove old workaround for GCC < 4.9
From: Christophe Leroy <hidden>
Date: 2021-04-08 04:39:23
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lkml
Le 08/04/2021 à 05:05, Masahiro Yamada a écrit :
According to Documentation/process/changes.rst, the minimum supported GCC version is 4.9. This workaround is dead code.
This workaround is already on the way out, see https://github.com/linuxppc/linux/commit/802b5560393423166e436c7914b565f3cda9e6b9
quoted hunk ↗ jump to hunk
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org> --- arch/powerpc/Makefile | 6 ------ 1 file changed, 6 deletions(-)diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index 5f8544cf724a..32dd693b4e42 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile@@ -181,12 +181,6 @@ CC_FLAGS_FTRACE := -pg ifdef CONFIG_MPROFILE_KERNEL CC_FLAGS_FTRACE += -mprofile-kernel 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 -ifndef CONFIG_CC_IS_CLANG -CC_FLAGS_FTRACE += $(call cc-ifversion, -lt, 0409, -mno-sched-epilog) -endif endif CFLAGS-$(CONFIG_TARGET_CPU_BOOL) += $(call cc-option,-mcpu=$(CONFIG_TARGET_CPU))