Do not codegen dummy block.
Dummy block is an empty block with no predecessors.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@42451 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/CodeGen/CodeGenFunction.h b/CodeGen/CodeGenFunction.h
index 318368d..2f7e073 100644
--- a/CodeGen/CodeGenFunction.h
+++ b/CodeGen/CodeGenFunction.h
@@ -276,7 +276,11 @@
/// the result should be returned.
RValue EmitAnyExpr(const Expr *E, llvm::Value *AggLoc = 0,
bool isAggLocVolatile = false);
-
+
+ /// isDummyBlock - Return true if BB is an empty basic block
+ /// with no predecessors.
+ static bool isDummyBlock(const llvm::BasicBlock *BB);
+
//===--------------------------------------------------------------------===//
// Declaration Emission
//===--------------------------------------------------------------------===//