Messages in this thread Patch in this message | | | Date | Thu, 16 Feb 2017 11:59:00 -0800 | From | tip-bot for Arnaldo Carvalho de Melo <> | Subject | [tip:perf/core] tools: Suppress request for warning options not existent in clang |
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Commit-ID: 093b75ef5995ea35d7f6bdb6c7b32a42a1999813 Gitweb: http://git.kernel.org/tip/093b75ef5995ea35d7f6bdb6c7b32a42a1999813 Author: Arnaldo Carvalho de Melo <acme@redhat.com> AuthorDate: Tue, 14 Feb 2017 10:34:35 -0300 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Tue, 14 Feb 2017 10:34:35 -0300
tools: Suppress request for warning options not existent in clang
To allow building with clang, avoiding:
error: unknown warning option '-Wstrict-aliasing=3'; did you mean '-Wstring-plus-int'? [-Werror,-Wunknown-warning-option]
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-xvthlvmhzfnt7jx73jgmaea1@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- tools/scripts/Makefile.include | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/tools/scripts/Makefile.include b/tools/scripts/Makefile.include index 19edc1a..621578a 100644 --- a/tools/scripts/Makefile.include +++ b/tools/scripts/Makefile.include @@ -32,7 +32,6 @@ EXTRA_WARNINGS += -Wold-style-definition EXTRA_WARNINGS += -Wpacked EXTRA_WARNINGS += -Wredundant-decls EXTRA_WARNINGS += -Wshadow -EXTRA_WARNINGS += -Wstrict-aliasing=3 EXTRA_WARNINGS += -Wstrict-prototypes EXTRA_WARNINGS += -Wswitch-default EXTRA_WARNINGS += -Wswitch-enum @@ -40,6 +39,10 @@ EXTRA_WARNINGS += -Wundef EXTRA_WARNINGS += -Wwrite-strings EXTRA_WARNINGS += -Wformat +ifneq ($(CC), clang) +EXTRA_WARNINGS += -Wstrict-aliasing=3 +endif + ifneq ($(findstring $(MAKEFLAGS), w),w) PRINT_DIR = --no-print-directory else
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