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-rw-r--r--lib/CodeGen/MachineBasicBlock.cpp10
1 files changed, 10 insertions, 0 deletions
diff --git a/lib/CodeGen/MachineBasicBlock.cpp b/lib/CodeGen/MachineBasicBlock.cpp
index 95b8f86df8..ccbff0af5b 100644
--- a/lib/CodeGen/MachineBasicBlock.cpp
+++ b/lib/CodeGen/MachineBasicBlock.cpp
@@ -175,6 +175,16 @@ MachineBasicBlock::iterator MachineBasicBlock::getLastNonDebugInstr() {
return end();
}
+const MachineBasicBlock *MachineBasicBlock::getLandingPadSuccessor() const {
+ // A block with a landing pad successor only has one other successor.
+ if (succ_size() > 2)
+ return 0;
+ for (const_succ_iterator I = succ_begin(), E = succ_end(); I != E; ++I)
+ if ((*I)->isLandingPad())
+ return *I;
+ return 0;
+}
+
void MachineBasicBlock::dump() const {
print(dbgs());
}