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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>
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@ -17,7 +17,13 @@ MAKEFLAGS += --no-print-directory
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LIBFILE = $(OUTPUT)libapi.a
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CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
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CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC
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CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC
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ifeq ($(CC), clang)
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CFLAGS += -O3
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else
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CFLAGS += -O6
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endif
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# Treat warnings as errors unless directed not to
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ifneq ($(WERROR),0)
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@ -19,7 +19,13 @@ MAKEFLAGS += --no-print-directory
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LIBFILE = $(OUTPUT)libsubcmd.a
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CFLAGS := $(EXTRA_WARNINGS) $(EXTRA_CFLAGS)
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CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -O6 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC
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CFLAGS += -ggdb3 -Wall -Wextra -std=gnu99 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fPIC
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ifeq ($(CC), clang)
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CFLAGS += -O3
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else
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CFLAGS += -O6
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endif
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# Treat warnings as errors unless directed not to
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ifneq ($(WERROR),0)
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@ -144,8 +144,12 @@ ifndef DEBUG
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endif
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ifeq ($(DEBUG),0)
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ifeq ($(CC), clang)
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CFLAGS += -O3
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else
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CFLAGS += -O6
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endif
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endif
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ifdef PARSER_DEBUG
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PARSER_DEBUG_BISON := -t
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