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| author | Ingo Molnar <mingo@kernel.org> | 2013-09-30 13:58:12 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-09 08:48:32 +0200 |
| commit | c25104452de94102810e86323eabb7d9a4cad083 (patch) | |
| tree | 2ec473fbc06a63c9ea88d601764a40b2c8b4e5c9 /tools/perf/config | |
| parent | 430be5ab0a50a9116c689b2b2ea7acd7a635aabe (diff) | |
| download | linux-c25104452de94102810e86323eabb7d9a4cad083.tar.bz2 | |
tools/perf/build: Split out feature check: 'volatile-register-var'
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/n/tip-5dOevlybbwvbk3zTbcxrrqet@git.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'tools/perf/config')
| -rw-r--r-- | tools/perf/config/Makefile | 3 | ||||
| -rw-r--r-- | tools/perf/config/feature-checks/Makefile | 4 | ||||
| -rw-r--r-- | tools/perf/config/feature-checks/test-volatile-register-var.c | 6 |
3 files changed, 12 insertions, 1 deletions
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index 9f94912ccf63..a3de2f8bd61a 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -105,6 +105,7 @@ FEATURE_TESTS = \ hello \ stackprotector-all \ stackprotector \ + volatile-register-var \ libnuma $(foreach test,$(FEATURE_TESTS),$(call feature_check,$(test),$(test))) @@ -117,7 +118,7 @@ ifeq ($(feature-stackprotector), 1) CFLAGS += -Wstack-protector endif -ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-Wvolatile-register-var),y) +ifeq ($(feature-volatile-register-var), 1) CFLAGS += -Wvolatile-register-var endif diff --git a/tools/perf/config/feature-checks/Makefile b/tools/perf/config/feature-checks/Makefile index 46b7650983cb..5693299b4806 100644 --- a/tools/perf/config/feature-checks/Makefile +++ b/tools/perf/config/feature-checks/Makefile @@ -3,6 +3,7 @@ FILES= \ test-hello \ test-stackprotector-all \ test-stackprotector \ + test-volatile-register-var \ test-libnuma CC := $(CC) -MD @@ -22,6 +23,9 @@ test-stackprotector-all: test-stackprotector: $(BUILD) -Werror -fstack-protector +test-volatile-register-var: + $(BUILD) -Werror -Wvolatile-register-var + test-libnuma: $(BUILD) -lnuma diff --git a/tools/perf/config/feature-checks/test-volatile-register-var.c b/tools/perf/config/feature-checks/test-volatile-register-var.c new file mode 100644 index 000000000000..c9f398d87868 --- /dev/null +++ b/tools/perf/config/feature-checks/test-volatile-register-var.c @@ -0,0 +1,6 @@ +#include <stdio.h> + +int main(void) +{ + return puts("hi"); +} |