commit 577a61fba5d78797a68f5711bf780b3502ed35aa
author Devang Patel <dpatel@apple.com> Thu Sep 20 23:01:50 2007 +0000
committer Devang Patel <dpatel@apple.com> Thu Sep 20 23:01:50 2007 +0000
tree 929468597751508648be11090026d59e861c5061
parent a4288d671b755f621b5b8a56d47f2590c7ef0d45

Don't increment invalid iterator.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42178 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Scalar/LoopIndexSplit.cpp

diff --git a/lib/Transforms/Scalar/LoopIndexSplit.cpp b/lib/Transforms/Scalar/LoopIndexSplit.cpp
index d30f18d..9e2f11b 100644
--- a/lib/Transforms/Scalar/LoopIndexSplit.cpp
+++ b/lib/Transforms/Scalar/LoopIndexSplit.cpp
@@ -928,8 +928,9 @@
   while (!WorkList.empty()) {
     BasicBlock *BB = WorkList.back(); WorkList.pop_back();
     for(BasicBlock::iterator BBI = BB->begin(), BBE = BB->end(); 
-        BBI != BBE; ++BBI) {
+        BBI != BBE; ) {
       Instruction *I = BBI;
+      ++BBI;
       I->replaceAllUsesWith(UndefValue::get(I->getType()));
       I->eraseFromParent();
     }