[llvm-commits] [llvm] r169455 - /llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp

[Bill Wendling]

Author: void
Date: Wed Dec  5 18:30:20 2012
New Revision: 169455

URL: http://llvm.org/viewvc/llvm-project?rev=169455&view=rev
Log:
Set the 'MadeChange' variable if we are deleting blocks.

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

Modified: llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp?rev=169455&r1=169454&r2=169455&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/CodeGenPrepare.cpp Wed Dec  5 18:30:20 2012
@@ -195,6 +195,7 @@
     }
 
     // Delete the dead blocks and any of their dead successors.
+    MadeChange |= !WorkList.empty();
     while (!WorkList.empty()) {
       BasicBlock *BB = *WorkList.begin();
       WorkList.erase(BB);