summaryrefslogtreecommitdiff
path: root/tools/lib/perf/include/internal/rc_check.h
diff options
context:
space:
mode:
Diffstat (limited to 'tools/lib/perf/include/internal/rc_check.h')
-rw-r--r--tools/lib/perf/include/internal/rc_check.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/tools/lib/perf/include/internal/rc_check.h b/tools/lib/perf/include/internal/rc_check.h
index d5d771ccdc7b..f80ddfc80129 100644
--- a/tools/lib/perf/include/internal/rc_check.h
+++ b/tools/lib/perf/include/internal/rc_check.h
@@ -9,8 +9,12 @@
* Enable reference count checking implicitly with leak checking, which is
* integrated into address sanitizer.
*/
-#if defined(LEAK_SANITIZER) || defined(ADDRESS_SANITIZER)
+#if defined(__SANITIZE_ADDRESS__) || defined(LEAK_SANITIZER) || defined(ADDRESS_SANITIZER)
#define REFCNT_CHECKING 1
+#elif defined(__has_feature)
+#if __has_feature(address_sanitizer) || __has_feature(leak_sanitizer)
+#define REFCNT_CHECKING 1
+#endif
#endif
/*
@@ -50,6 +54,9 @@
/* A put operation removing the indirection layer. */
#define RC_CHK_PUT(object) {}
+/* Pointer equality when the indirection may or may not be there. */
+#define RC_CHK_EQUAL(object1, object2) (object1 == object2)
+
#else
/* Replaces "struct foo" so that the pointer may be interposed. */
@@ -97,6 +104,10 @@
} \
} while(0)
+/* Pointer equality when the indirection may or may not be there. */
+#define RC_CHK_EQUAL(object1, object2) (object1 == object2 || \
+ (object1 && object2 && object1->orig == object2->orig))
+
#endif
#endif /* __LIBPERF_INTERNAL_RC_CHECK_H */