1 /* { dg-do preprocess } */
2 /* { dg-options "-std=gnu99" } */
3 
4 #include <stddef.h>
5 #include "stddef.h"
6 #include L"stddef.h"		/* { dg-error "include expects" } */
7 #include u"stddef.h"		/* { dg-error "include expects" } */
8 #include U"stddef.h"		/* { dg-error "include expects" } */
9 #include u8"stddef.h"		/* { dg-error "include expects" } */
10 #include R"(stddef.h)"		/* { dg-error "include expects" } */
11 #include LR"(stddef.h)"		/* { dg-error "include expects" } */
12 #include uR"(stddef.h)"		/* { dg-error "include expects" } */
13 #include UR"(stddef.h)"		/* { dg-error "include expects" } */
14 #include u8R"(stddef.h)"	/* { dg-error "include expects" } */
15