[PATCH v1] libperf rc_check: Enable implicitly with sanitizers

[Ian Rogers]

If using leak sanitizer then implicitly enable reference count
checking.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
 tools/lib/perf/include/internal/rc_check.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/tools/lib/perf/include/internal/rc_check.h b/tools/lib/perf/include/internal/rc_check.h
index c0626d8beb59..d5d771ccdc7b 100644
--- a/tools/lib/perf/include/internal/rc_check.h
+++ b/tools/lib/perf/include/internal/rc_check.h
@@ -5,6 +5,14 @@
 #include <stdlib.h>
 #include <linux/zalloc.h>
 
+/*
+ * Enable reference count checking implicitly with leak checking, which is
+ * integrated into address sanitizer.
+ */
+#if defined(LEAK_SANITIZER) || defined(ADDRESS_SANITIZER)
+#define REFCNT_CHECKING 1
+#endif
+
 /*
  * Shared reference count checking macros.
  *
-- 
2.40.0.634.g4ca3ef3211-goog