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authorEvgeniy Stepanov <eugeni.stepanov@gmail.com>2015-02-26 15:19:33 +0000
committerEvgeniy Stepanov <eugeni.stepanov@gmail.com>2015-02-26 15:19:33 +0000
commita421c3d288278b61c968b451253a8ba8f135d747 (patch)
tree81c1c2d270443ba33cbf3c033d8d6596848e4ac8 /lib/msan/msan_interface_internal.h
parentf2069e7582ed3a0fe581a9a1f920b5bad6580c8f (diff)
[msan] Fix MsanTest to pass in track_origins=2 mode.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@230639 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/msan/msan_interface_internal.h')
-rw-r--r--lib/msan/msan_interface_internal.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/msan/msan_interface_internal.h b/lib/msan/msan_interface_internal.h
index 8641f814b..f4d37d96c 100644
--- a/lib/msan/msan_interface_internal.h
+++ b/lib/msan/msan_interface_internal.h
@@ -96,6 +96,13 @@ u32 __msan_chain_origin(u32 id);
SANITIZER_INTERFACE_ATTRIBUTE
u32 __msan_get_origin(const void *a);
+// Test that this_id is a descendant of prev_id (or they are simply equal).
+// "descendant" here means that are part of the same chain, created with
+// __msan_chain_origin.
+SANITIZER_INTERFACE_ATTRIBUTE
+int __msan_origin_is_descendant_or_same(u32 this_id, u32 prev_id);
+
+
SANITIZER_INTERFACE_ATTRIBUTE
void __msan_clear_on_return();