[IPSCCP] Use forward declaration.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@346620 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Transforms/Scalar/SCCP.h b/include/llvm/Transforms/Scalar/SCCP.h
index f33571f..fdbe6d9 100644 (file)
--- a/include/llvm/Transforms/Scalar/SCCP.h
+++ b/include/llvm/Transforms/Scalar/SCCP.h
@@ -33,6 +33,7 @@
 namespace llvm {
 
 class Function;
+class PostDominatorTree;
 
 /// This pass performs function-level constant propagation and merging.
 class SCCPPass : public PassInfoMixin<SCCPPass> {