[llvm-commits] [llvm] r163895 - /llvm/trunk/lib/Transforms/Scalar/SROA.cpp

[Chandler Carruth]

Author: chandlerc
Date: Fri Sep 14 05:30:42 2012
New Revision: 163895

URL: http://llvm.org/viewvc/llvm-project?rev=163895&view=rev
Log:
Be a bit more aggressive in bailing out of this routine. Spotted by
inspection by Duncan during review. My suspicion is that we would still
have returned 0 anyways in this case, but doing it sooner is better.

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

Modified: llvm/trunk/lib/Transforms/Scalar/SROA.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/SROA.cpp?rev=163895&r1=163894&r2=163895&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/SROA.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/SROA.cpp Fri Sep 14 05:30:42 2012
@@ -1336,7 +1336,7 @@
 
   const StructLayout *SL = TD.getStructLayout(STy);
   uint64_t StructOffset = Offset.getZExtValue();
-  if (StructOffset > SL->getSizeInBytes())
+  if (StructOffset >= SL->getSizeInBytes())
     return 0;
   unsigned Index = SL->getElementContainingOffset(StructOffset);
   Offset -= APInt(Offset.getBitWidth(), SL->getElementOffset(Index));