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-rw-r--r--lib/CodeGen/MachineBlockPlacement.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/MachineBlockPlacement.cpp b/lib/CodeGen/MachineBlockPlacement.cpp
index 412d0b1fab..304f16717b 100644
--- a/lib/CodeGen/MachineBlockPlacement.cpp
+++ b/lib/CodeGen/MachineBlockPlacement.cpp
@@ -766,6 +766,7 @@ bool MachineBlockPlacement::runOnMachineFunction(MachineFunction &F) {
AlignLoops(F);
BlockToChain.clear();
+ ChainAllocator.DestroyAll();
// We always return true as we have no way to track whether the final order
// differs from the original order.