[llvm-commits] CVS: llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp

[Chris Lattner]

Changes in directory llvm/lib/Transforms/Utils:

PromoteMemoryToRegister.cpp updated: 1.38 -> 1.39

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Log message:

Fix bug where use still existed in dead code


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Diffs of the changes:

Index: llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp
diff -u llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp:1.38 llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp:1.39
--- llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp:1.38	Fri Apr 18 14:25:22 2003
+++ llvm/lib/Transforms/Utils/PromoteMemoryToRegister.cpp	Mon Apr 21 14:15:26 2003
@@ -168,6 +168,8 @@
     //
     while (!I->use_empty()) {
       Instruction *U = cast<Instruction>(I->use_back());
+      if (!U->use_empty())  // If uses remain in dead code segment...
+        U->replaceAllUsesWith(Constant::getNullValue(U->getType()));
       U->getParent()->getInstList().erase(U);
     }