[llvm-commits] [llvm] r46213 - /llvm/branches/release_22/lib/Transforms/Scalar/CodeGenPrepare.cpp

[Tanya Lattner]

Author: tbrethou
Date: Mon Jan 21 14:43:02 2008
New Revision: 46213

URL: http://llvm.org/viewvc/llvm-project?rev=46213&view=rev
Log:
Merge from mainline.
Make sure the caller doesn't use freed memory.
Fixes PR1935.

Modified:
    llvm/branches/release_22/lib/Transforms/Scalar/CodeGenPrepare.cpp

Modified: llvm/branches/release_22/lib/Transforms/Scalar/CodeGenPrepare.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/branches/release_22/lib/Transforms/Scalar/CodeGenPrepare.cpp?rev=46213&r1=46212&r2=46213&view=diff

==============================================================================
--- llvm/branches/release_22/lib/Transforms/Scalar/CodeGenPrepare.cpp (original)
+++ llvm/branches/release_22/lib/Transforms/Scalar/CodeGenPrepare.cpp Mon Jan 21 14:43:02 2008
@@ -401,8 +401,10 @@
   }
   
   // If we removed all uses, nuke the cast.
-  if (CI->use_empty())
+  if (CI->use_empty()) {
     CI->eraseFromParent();
+    MadeChange = true;
+  }
   
   return MadeChange;
 }