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-rw-r--r--lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
index a689b76..8376d41 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
@@ -332,6 +332,14 @@ public:
/// consumed.
void clear();
+ /// clearDanglingDebugInfo - Clear the dangling debug information
+ /// map. This function is seperated from the clear so that debug
+ /// information that is dangling in a basic block can be properly
+ /// resolved in a different basic block. This allows the
+ /// SelectionDAG to resolve dangling debug information attached
+ /// to PHI nodes.
+ void clearDanglingDebugInfo();
+
/// getRoot - Return the current virtual root of the Selection DAG,
/// flushing any PendingLoad items. This must be done before emitting
/// a store or any other node that may need to be ordered after any
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