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authorDavid Ahern <dsahern@gmail.com>2013-08-13 22:32:12 -0600
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-08-14 11:42:45 -0300
commit309b5185047c5309bbc576025f6c5e257edd9f69 (patch)
tree00053a307cfddc1786fa7d75faf3e8af4a71b078
parent326f59bf645ea6c99709c67d9712df46019fa7a8 (diff)
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perf tests: Fix compile failure on do_sort_something
Commit b55ae0a9 added code-reading.c which fails to compile on Fedora 16 with compiler version: $ gcc --version gcc (GCC) 4.6.3 20120306 (Red Hat 4.6.3-2) Failure message is: tests/code-reading.c: In function ‘do_sort_something’: tests/code-reading.c:305:13: error: stack protector not protecting local variables: variable length buffer [-Werror=stack-protector] cc1: all warnings being treated as errors make: *** [/tmp/junk/tests/code-reading.o] Error 1 make: *** Waiting for unfinished jobs.... v2: as Adrian noticed changed sizeof to ARRAY_SIZE Signed-off-by: David Ahern <dsahern@gmail.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/1376454732-83728-1-git-send-email-dsahern@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/tests/code-reading.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index eec1421a7e6b..df9afd9cab4c 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -304,15 +304,14 @@ static int comp(const void *a, const void *b)
static void do_sort_something(void)
{
- size_t sz = 40960;
- int buf[sz], i;
+ int buf[40960], i;
- for (i = 0; i < (int)sz; i++)
- buf[i] = sz - i - 1;
+ for (i = 0; i < (int)ARRAY_SIZE(buf); i++)
+ buf[i] = ARRAY_SIZE(buf) - i - 1;
- qsort(buf, sz, sizeof(int), comp);
+ qsort(buf, ARRAY_SIZE(buf), sizeof(int), comp);
- for (i = 0; i < (int)sz; i++) {
+ for (i = 0; i < (int)ARRAY_SIZE(buf); i++) {
if (buf[i] != i) {
pr_debug("qsort failed\n");
break;