[llvm-commits] [llvm] r40820 - /llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp

[Chris Lattner]

Author: lattner
Date: Sat Aug  4 15:14:34 2007
New Revision: 40820

URL: http://llvm.org/viewvc/llvm-project?rev=40820&view=rev
Log:
reserve operand space for phi nodes when we insert them.

Modified:
    llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp

Modified: llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp?rev=40820&r1=40819&r2=40820&view=diff

==============================================================================
--- llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp (original)
+++ llvm/trunk/lib/Transforms/Utils/PromoteMemoryToRegister.cpp Sat Aug  4 15:14:34 2007
@@ -772,6 +772,7 @@
                    Allocas[AllocaNo]->getName() + "." +
                    utostr(Version++), BB->begin());
   PhiToAllocaMap[PN] = AllocaNo;
+  PN->reserveOperandSpace(std::distance(pred_begin(BB), pred_end(BB)));
   
   InsertedPHINodes.insert(PN);