Handle AST merges of incomplete class types. 


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@95941 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/ASTMerge/Inputs/struct1.c b/test/ASTMerge/Inputs/struct1.c
index 5743fe0..ff8fa0a 100644
--- a/test/ASTMerge/Inputs/struct1.c
+++ b/test/ASTMerge/Inputs/struct1.c
@@ -34,3 +34,13 @@
 
 // Bit-field mismatch
 struct S7 { int i : 8; unsigned j : 8; } x7;
+
+// Incomplete type
+struct S8 *x8;
+
+// Incomplete type
+struct S9 { int i; float f; } *x9;
+
+// Incomplete type
+struct S10 *x10;
+