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tools/perf/build: Improve the 'stackprotector' feature test

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Namhyung Kim noticed that the stackprotector testcase was incomplete:

  > The flag being checked should be -"W"stack-protector instead of
  > -"f"stack-protector.  And the gcc manpage says that -Wstack-protector is
  > only active when -fstack-protector is active.  So the end result should
  > look like
  >
  >         $(BUILD) -Werror -fstack-protector -Wstack-protector

Add -Wstack-protector.

Reported-by: Namhyung Kim <namhyung@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ingo Molnar 2013-10-10 09:06:21 +02:00 committed by Arnaldo Carvalho de Melo
parent 01287e2cb7
commit 046fa7ae20
1 changed files with 1 additions and 1 deletions
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2
tools/perf/config/feature-checks/Makefile
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@ -45,7 +45,7 @@ test-stackprotector-all:
$(BUILD) -Werror -fstack-protector-all
test-stackprotector:
$(BUILD) -Werror -fstack-protector
$(BUILD) -Werror -fstack-protector -Wstack-protector
test-fortify-source:
$(BUILD) -O2 -Werror -D_FORTIFY_SOURCE=2