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authorArnaldo Carvalho de Melo <acme@redhat.com>2017-02-14 10:55:27 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-02-14 10:55:27 -0300
commit49b3cd306e60b9d889c775cb2ebb709f80dd8ae9 (patch)
tree28b1b251c83d45ca0b3c2df7690fb42b53114958 /tools/perf
parent093b75ef5995ea35d7f6bdb6c7b32a42a1999813 (diff)
downloadlinux-49b3cd306e60b9d889c775cb2ebb709f80dd8ae9.tar.bz2
tools: Set the maximum optimization level according to the compiler being used
To avoid this when using clang: warning: optimization level '-O6' is not supported; using '-O3' instead Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-kaghp8ddvzdsg03putemcq96@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/Makefile.config4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 03cf947755b9..2b941efadb04 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config
@@ -144,8 +144,12 @@ ifndef DEBUG
endif
ifeq ($(DEBUG),0)
+ifeq ($(CC), clang)
+ CFLAGS += -O3
+else
CFLAGS += -O6
endif
+endif
ifdef PARSER_DEBUG
PARSER_DEBUG_BISON := -t