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-rw-r--r--clang/lib/CodeGen/CodeGenFunction.cpp8
1 files changed, 7 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CodeGenFunction.cpp b/clang/lib/CodeGen/CodeGenFunction.cpp
index 1a95e619157..672f6da502b 100644
--- a/clang/lib/CodeGen/CodeGenFunction.cpp
+++ b/clang/lib/CodeGen/CodeGenFunction.cpp
@@ -652,7 +652,13 @@ void CodeGenFunction::EmitCleanupBlock()
{
CleanupBlockInfo Info = PopCleanupBlock();
- EmitBlock(Info.CleanupBlock);
+ llvm::BasicBlock *CurBB = Builder.GetInsertBlock();
+ if (CurBB && !CurBB->getTerminator() &&
+ Info.CleanupBlock->getNumUses() == 0) {
+ CurBB->getInstList().splice(CurBB->end(), Info.CleanupBlock->getInstList());
+ delete Info.CleanupBlock;
+ } else
+ EmitBlock(Info.CleanupBlock);
if (Info.SwitchBlock)
EmitBlock(Info.SwitchBlock);
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