1 /* Test declaration specifiers. Test checks on storage class
2 specifiers and function specifiers in empty declarations. */
3 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */
4 /* { dg-do compile } */
5 /* { dg-options "" } */
6
7 /* The constraints on storage class specifiers and function specifiers
8 must be met for empty declarations where they are useless. Thus
9 there may be only one storage class specifier (C90 6.5.1, C99
10 6.7.1#2) and "inline" must not be used because the declaration is
11 not that of an identifier for a function (C99 6.7.4#1), and
12 "register" and "auto" must not be used at file scope (C90 6.7, C99
13 6.9#2). */
14
15 static static struct s; /* { dg-error "duplicate 'static'" } */
16 /* { dg-warning "useless storage class specifier in empty declaration" "static static" { target *-*-* } .-1 } */
17
18 static extern struct t; /* { dg-error "multiple storage classes in declaration specifiers" } */
19 /* { dg-warning "useless storage class specifier in empty declaration" "static extern" { target *-*-* } .-1 } */
20
21 inline union u; /* { dg-error "'inline' in empty declaration" } */
22
23 auto struct v; /* { dg-error "'auto' in file-scope empty declaration" } */
24
25 register struct w; /* { dg-error "'register' in file-scope empty declaration" } */
26
27 void
f(void)28 f (void)
29 {
30 auto union p; /* { dg-warning "useless storage class specifier in empty declaration" } */
31 register struct q; /* { dg-warning "useless storage class specifier in empty declaration" } */
32 }
33