[llvm-commits] CVS: llvm/lib/Transforms/Scalar/LICM.cpp

[Chris Lattner]

Changes in directory llvm/lib/Transforms/Scalar:

LICM.cpp updated: 1.51 -> 1.52

---
Log message:

When we delete instructions from the loop, make sure to remove them from the
AliasSetTracker as well.


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Diffs of the changes:  (+2 -0)

Index: llvm/lib/Transforms/Scalar/LICM.cpp
diff -u llvm/lib/Transforms/Scalar/LICM.cpp:1.51 llvm/lib/Transforms/Scalar/LICM.cpp:1.52
--- llvm/lib/Transforms/Scalar/LICM.cpp:1.51	Sat Dec 13 22:52:31 2003
+++ llvm/lib/Transforms/Scalar/LICM.cpp	Thu Dec 18 02:12:32 2003
@@ -387,6 +387,7 @@
   if (ExitBlocks.size() == 1) {
     if (!isExitBlockDominatedByBlockInLoop(ExitBlocks[0], I.getParent())) {
       // Instruction is not used, just delete it.
+      CurAST->remove(&I);
       I.getParent()->getInstList().erase(&I);
     } else {
       // Move the instruction to the start of the exit block, after any PHI
@@ -399,6 +400,7 @@
     }
   } else if (ExitBlocks.size() == 0) {
     // The instruction is actually dead if there ARE NO exit blocks.
+    CurAST->remove(&I);
     I.getParent()->getInstList().erase(&I);
   } else {
     // Otherwise, if we have multiple exits, use the PromoteMem2Reg function to