For PR780:

[oota-llvm.git] / lib / Analysis / PostDominators.cpp

diff --git a/lib/Analysis/PostDominators.cpp b/lib/Analysis/PostDominators.cpp
index 611ea60a672f943f16fca33a768a6568d340c38c..e195d7a4c77addd41b32ccfc20830332652c34af 100644 (file)
--- a/lib/Analysis/PostDominators.cpp
+++ b/lib/Analysis/PostDominators.cpp
@@ -359,6 +359,5 @@ PostDominanceFrontier::calculate(const PostDominatorTree &DT,
   return S;
 }
 
-// stub - a dummy function to make linking work ok.
-int PostDominanceFrontier::stub;
-
+// Ensure that this .cpp file gets linked when PostDominators.h is used.
+DEFINING_FILE_FOR(PostDominanceFrontier)