Index: lib/Driver/ToolChains.cpp
===================================================================
--- lib/Driver/ToolChains.cpp
+++ lib/Driver/ToolChains.cpp
@@ -3759,7 +3759,7 @@
     Res |= SanitizerKind::DataFlow;
   if (IsX86_64 || IsMIPS64)
     Res |= SanitizerKind::Leak;
-  if (IsX86_64 || IsMIPS64 || IsAArch64)
+  if (IsX86_64 || IsMIPS64 || IsAArch64 || IsPowerPC64)
     Res |= SanitizerKind::Thread;
   if (IsX86_64 || IsMIPS64 || IsPowerPC64)
     Res |= SanitizerKind::Memory;