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-rw-r--r--compiler/optimizing/graph_checker.cc9
1 files changed, 7 insertions, 2 deletions
diff --git a/compiler/optimizing/graph_checker.cc b/compiler/optimizing/graph_checker.cc
index 0d7c796837..27949f7fe8 100644
--- a/compiler/optimizing/graph_checker.cc
+++ b/compiler/optimizing/graph_checker.cc
@@ -393,10 +393,15 @@ void SSAChecker::VisitBasicBlock(HBasicBlock* block) {
// block with multiple successors to a block with multiple
// predecessors). Exceptional edges are synthesized and hence
// not accounted for.
- if (block->NumberOfNormalSuccessors() > 1) {
+ if (block->GetSuccessors().size() > 1) {
for (size_t j = 0, e = block->NumberOfNormalSuccessors(); j < e; ++j) {
HBasicBlock* successor = block->GetSuccessors()[j];
- if (successor->GetPredecessors().size() > 1) {
+ if (successor->IsExitBlock() &&
+ block->IsSingleTryBoundary() &&
+ block->GetPredecessors().size() == 1u &&
+ block->GetSinglePredecessor()->GetLastInstruction()->IsThrow()) {
+ // Allowed critical edge Throw->TryBoundary->Exit.
+ } else if (successor->GetPredecessors().size() > 1) {
AddError(StringPrintf("Critical edge between blocks %d and %d.",
block->GetBlockId(),
successor->GetBlockId()));