[msan] Partial revert of r210331.

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llvm-svn: 210332

diff --git a/compiler-rt/lib/msan/msan_chained_origin_depot.cc b/compiler-rt/lib/msan/msan_chained_origin_depot.cc
index 0336a10..a98bcf5 100644 (file)
--- a/compiler-rt/lib/msan/msan_chained_origin_depot.cc
+++ b/compiler-rt/lib/msan/msan_chained_origin_depot.cc
@@ -20,7 +20,7 @@ struct ChainedOriginDepotDesc {
   u32 here_id;
   u32 prev_id;
   u32 hash() const { return here_id ^ prev_id; }
-  bool is_valid() { return here_id && prev_id; }
+  bool is_valid() { return true; }
 };
 
 struct ChainedOriginDepotNode {