diff options
Diffstat (limited to 'lib/Transforms/Utils/ValueMapper.cpp')
| -rw-r--r-- | lib/Transforms/Utils/ValueMapper.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/Utils/ValueMapper.cpp b/lib/Transforms/Utils/ValueMapper.cpp index 21126c94ae..39331d7816 100644 --- a/lib/Transforms/Utils/ValueMapper.cpp +++ b/lib/Transforms/Utils/ValueMapper.cpp @@ -113,8 +113,8 @@ Value *llvm::MapValue(const Value *V, ValueMapTy &VM) { if (BlockAddress *BA = dyn_cast<BlockAddress>(C)) { Function *F = cast<Function>(MapValue(BA->getFunction(), VM)); - BasicBlock *BB = cast<BasicBlock>(MapValue(BA->getBasicBlock(), VM)); - return VM[V] = BlockAddress::get(F, BB); + BasicBlock *BB = cast_or_null<BasicBlock>(MapValue(BA->getBasicBlock(),VM)); + return VM[V] = BlockAddress::get(F, BB ? BB : BA->getBasicBlock()); } llvm_unreachable("Unknown type of constant!"); |