diff --git a/test/PCH/exprs.c b/test/PCH/exprs.c
index 5396c04..d3d4b37 100644
--- a/test/PCH/exprs.c
+++ b/test/PCH/exprs.c
@@ -72,3 +72,6 @@
 
 // GNUNullExpr FIXME: needs C++
 //null_type null = __null;
+
+// ShuffleVectorExpr
+shuffle_expr *vec_ptr = &vec2;
diff --git a/test/PCH/exprs.h b/test/PCH/exprs.h
index f02a249..a928b9b 100644
--- a/test/PCH/exprs.h
+++ b/test/PCH/exprs.h
@@ -58,7 +58,7 @@
 
 // ExtVectorElementExpr
 typedef __attribute__(( ext_vector_type(2) )) double double2;
-double2 vec2;
+extern double2 vec2, vec2b;
 typedef typeof(vec2.x) ext_vector_element;
 
 // TypesCompatibleExpr
@@ -69,3 +69,6 @@
 
 // GNUNullExpr FIXME: needs C++
 // typedef typeof(__null) null_type;
+
+// ShuffleVectorExpr
+typedef typeof(__builtin_shufflevector(vec2, vec2b, 2, 1)) shuffle_expr;