Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/declspec-5.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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68:561a7518be6b | 111:04ced10e8804 |
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1 /* Test declaration specifiers. Test empty declarations. Test with | |
2 -pedantic. */ | |
3 /* Origin: Joseph Myers <jsm@polyomino.org.uk> */ | |
4 /* { dg-do compile } */ | |
5 /* { dg-options "-std=gnu89 -pedantic" } */ | |
6 | |
7 /* If a declaration does not declare a declarator, it must declare a | |
8 tag or the members of an enumeration, and must only contain one | |
9 type specifier. */ | |
10 | |
11 typedef int T; | |
12 | |
13 struct s0; | |
14 union u0; | |
15 enum e0; /* { dg-warning "ISO C forbids forward references" } */ | |
16 enum { E0 }; | |
17 enum e1 { E1 }; | |
18 | |
19 /* Not declaring anything (pedwarns). */ | |
20 struct { int a; }; /* { dg-warning "unnamed struct/union that defines no instances" } */ | |
21 int; /* { dg-warning "useless type name in empty declaration" } */ | |
22 long; /* { dg-warning "useless type name in empty declaration" } */ | |
23 T; /* { dg-warning "useless type name in empty declaration" } */ | |
24 static const; /* { dg-warning "useless storage class specifier in empty declaration" } */ | |
25 /* { dg-warning "empty declaration" "static const" { target *-*-* } .-1 } */ | |
26 union { long b; }; /* { dg-warning "unnamed struct/union that defines no instances" } */ | |
27 | |
28 /* Multiple type names (errors). */ | |
29 struct s1 int; /* { dg-error "two or more data types in declaration specifiers" } */ | |
30 char union u1; /* { dg-error "two or more data types in declaration specifiers" } */ | |
31 /* { dg-warning "useless type name in empty declaration" "char union" { target *-*-* } .-1 } */ | |
32 double enum { E2 }; /* { dg-error "two or more data types in declaration specifiers" } */ | |
33 /* { dg-warning "useless type name in empty declaration" "double enum" { target *-*-* } .-1 } */ | |
34 T struct s2; /* { dg-error "two or more data types in declaration specifiers" } */ | |
35 /* { dg-warning "useless type name in empty declaration" "T struct" { target *-*-* } .-1 } */ | |
36 long union u2; /* { dg-error "two or more data types in declaration specifiers" } */ | |
37 /* { dg-warning "useless type name in empty declaration" "empty" { target *-*-* } .-1 } */ | |
38 struct s3 short; /* { dg-error "two or more data types in declaration specifiers" } */ | |
39 union u3 signed; /* { dg-error "two or more data types in declaration specifiers" } */ | |
40 unsigned struct s4; /* { dg-error "two or more data types in declaration specifiers" } */ | |
41 /* { dg-warning "useless type name in empty declaration" "empty" { target *-*-* } .-1 } */ | |
42 _Complex enum { E3 }; /* { dg-error "two or more data types in declaration specifiers" } */ | |
43 /* { dg-warning "useless type name in empty declaration" "empty" { target *-*-* } .-1 } */ | |
44 /* { dg-warning "ISO C90 does not support complex types" "C90" { target *-*-* } .-2 } */ | |
45 /* { dg-warning "ISO C does not support plain 'complex' meaning 'double complex'" "ISO C" { target *-*-* } .-3 } */ |