Commit 49b3cd30 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 093b75ef

tools/lib/api/Makefile

+7 −1
Original line number Diff line number Diff line
@@ -17,7 +17,13 @@ MAKEFLAGS += --no-print-directory 
LIBFILE = $(OUTPUT)libapi.a



CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)

CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC

CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC



ifeq ($(CC), clang)

  CFLAGS += -O3

else

  CFLAGS += -O6

endif



# Treat warnings as errors unless directed not to

ifneq ($(WERROR),0)

tools/lib/subcmd/Makefile

+7 −1
Original line number Diff line number Diff line
@@ -19,7 +19,13 @@ MAKEFLAGS += --no-print-directory 
LIBFILE = $(OUTPUT)libsubcmd.a



CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)

CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC

CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC



ifeq ($(CC), clang)

  CFLAGS += -O3

else

  CFLAGS += -O6

endif



# Treat warnings as errors unless directed not to

ifneq ($(WERROR),0)

tools/perf/Makefile.config

+4 −0
Original line number Diff line number Diff line
@@ -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

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