Update the block cloner which fixes bugpoint on code using unwind_to (phew!)
and also update the cloning interface's major user, the loop optimizations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48088 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Utils/CloneLoop.cpp b/lib/Transforms/Utils/CloneLoop.cpp
index d52d795..7b3359b 100644
--- a/lib/Transforms/Utils/CloneLoop.cpp
+++ b/lib/Transforms/Utils/CloneLoop.cpp
@@ -130,6 +130,10 @@
for(SmallVector<BasicBlock *, 16>::iterator NBItr = NewBlocks.begin(),
NBE = NewBlocks.end(); NBItr != NBE; ++NBItr) {
BasicBlock *NB = *NBItr;
+
+ if (BasicBlock *UnwindDest = NB->getUnwindDest())
+ NB->setUnwindDest(cast<BasicBlock>(ValueMap[UnwindDest]));
+
for(BasicBlock::iterator BI = NB->begin(), BE = NB->end();
BI != BE; ++BI) {
Instruction *Insn = BI;