diff --git a/src/cmd/gc/export.c b/src/cmd/gc/export.c
index 57b1f31e8a..627d005873 100644
--- a/src/cmd/gc/export.c
+++ b/src/cmd/gc/export.c
@@ -164,7 +164,8 @@ dumpexporttype(Sym *s)
 
 	case TPTR32:
 	case TPTR64:
-		reexport(t->type);
+		if(t->type != T && t->type->sym == S)
+			reexport(t->type);
 
 		/* type 6 */
 		Bprint(bout, "\ttype ");