[llvm-commits] [llvm] r97512 - /llvm/trunk/lib/Transforms/Scalar/GVN.cpp

[Evan Cheng]

Author: evancheng
Date: Mon Mar  1 16:23:12 2010
New Revision: 97512

URL: http://llvm.org/viewvc/llvm-project?rev=97512&view=rev
Log:
MemoryDepAnalysis is not used if redundant load processing is disabled.

Modified:
    llvm/trunk/lib/Transforms/Scalar/GVN.cpp

Modified: llvm/trunk/lib/Transforms/Scalar/GVN.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/GVN.cpp?rev=97512&r1=97511&r2=97512&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/GVN.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/GVN.cpp Mon Mar  1 16:23:12 2010
@@ -2237,7 +2237,7 @@
     std::pair<TerminatorInst*, unsigned> Edge = toSplit.pop_back_val();
     SplitCriticalEdge(Edge.first, Edge.second, this);
   } while (!toSplit.empty());
-  MD->invalidateCachedPredecessors();
+  if (MD) MD->invalidateCachedPredecessors();
   return true;
 }