aboutsummaryrefslogtreecommitdiff
path: root/include/sanitizer/msan_interface.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/sanitizer/msan_interface.h')
-rw-r--r--include/sanitizer/msan_interface.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/sanitizer/msan_interface.h b/include/sanitizer/msan_interface.h
index c3a19bf345ac..f54bcaa3e157 100644
--- a/include/sanitizer/msan_interface.h
+++ b/include/sanitizer/msan_interface.h
@@ -25,6 +25,11 @@ extern "C" {
/* Get raw origin for an address. */
uint32_t __msan_get_origin(const volatile void *a);
+ /* Test that this_id is a descendant of prev_id (or they are simply equal).
+ * "descendant" here means they are part of the same chain, created with
+ * __msan_chain_origin. */
+ int __msan_origin_is_descendant_or_same(uint32_t this_id, uint32_t prev_id);
+
/* Returns non-zero if tracking origins. */
int __msan_get_track_origins();