--- /dev/null
+/* Allow complex types in system headers even with -std=iso9899:1990
+ -pedantic-errors. */
+/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
+/* { dg-do compile } */
+/* { dg-options "-std=iso9899:1990 -pedantic-errors" } */
+
+#include "complex-2.h"