[PATCH] perf tools: use ARRAY_SIZE

[Jiapeng Chong]

Fix the following cppcheck warnings:

./tools/perf/tests/demangle-ocaml-test.c:29:34-35: WARNING: Use
ARRAY_SIZE.

Reported-by: Abaci Robot <ab...@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.ch...@linux.alibaba.com>
---
 tools/perf/tests/demangle-ocaml-test.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/tests/demangle-ocaml-test.c 
b/tools/perf/tests/demangle-ocaml-test.c
index a273ed5..2fac7d7 100644
--- a/tools/perf/tests/demangle-ocaml-test.c
+++ b/tools/perf/tests/demangle-ocaml-test.c
@@ -26,7 +26,7 @@ int test__demangle_ocaml(struct test *test __maybe_unused, 
int subtest __maybe_u
                  "Stdlib.bytes.++" },
        };
 
-       for (i = 0; i < sizeof(test_cases) / sizeof(test_cases[0]); i++) {
+       for (i = 0; i < ARRAY_SIZE(test_cases); i++) {
                buf = ocaml_demangle_sym(test_cases[i].mangled);
                if ((buf == NULL && test_cases[i].demangled != NULL)
                                || (buf != NULL && test_cases[i].demangled == 
NULL)
-- 
1.8.3.1