From: tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: tglx@linutronix.de, linux-kernel@vger.kernel.org,
namhyung@kernel.org, adrian.hunter@intel.com, acme@redhat.com,
mingo@kernel.org, jolsa@kernel.org, dsahern@gmail.com,
wangnan0@huawei.com, hpa@zytor.com
Subject: [tip:perf/core] tools: Suppress request for warning options not existent in clang
Date: Thu, 16 Feb 2017 11:59:00 -0800 [thread overview]
Message-ID: <tip-xvthlvmhzfnt7jx73jgmaea1@git.kernel.org> (raw)
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
reply other threads:[~2017-02-16 20:00 UTC|newest]
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