diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/declspec-6.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/declspec-6.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/declspec-6.c b/gcc-4.9/gcc/testsuite/gcc.dg/declspec-6.c new file mode 100644 index 000000000..a20aa94cc --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/declspec-6.c @@ -0,0 +1,45 @@ +/* Test declaration specifiers. Test empty declarations. Test with + -pedantic-errors. */ +/* Origin: Joseph Myers <jsm@polyomino.org.uk> */ +/* { dg-do compile } */ +/* { dg-options "-pedantic-errors" } */ + +/* If a declaration does not declare a declarator, it must declare a + tag or the members of an enumeration, and must only contain one + type specifier. */ + +typedef int T; + +struct s0; +union u0; +enum e0; /* { dg-error "ISO C forbids forward references" } */ +enum { E0 }; +enum e1 { E1 }; + +/* Not declaring anything (pedwarns). */ +struct { int a; }; /* { dg-error "unnamed struct/union that defines no instances" } */ +int; /* { dg-error "useless type name in empty declaration" } */ +long; /* { dg-error "useless type name in empty declaration" } */ +T; /* { dg-error "useless type name in empty declaration" } */ +static const; /* { dg-warning "useless storage class specifier in empty declaration" } */ +/* { dg-error "empty declaration" "static const" { target *-*-* } 24 } */ +union { long b; }; /* { dg-error "unnamed struct/union that defines no instances" } */ + +/* Multiple type names (errors). */ +struct s1 int; /* { dg-error "two or more data types in declaration specifiers" } */ +char union u1; /* { dg-error "two or more data types in declaration specifiers" } */ +/* { dg-error "useless type name in empty declaration" "char union" { target *-*-* } 30 } */ +double enum { E2 }; /* { dg-error "two or more data types in declaration specifiers" } */ +/* { dg-error "useless type name in empty declaration" "double enum" { target *-*-* } 32 } */ +T struct s2; /* { dg-error "two or more data types in declaration specifiers" } */ +/* { dg-error "useless type name in empty declaration" "T struct" { target *-*-* } 34 } */ +long union u2; /* { dg-error "two or more data types in declaration specifiers" } */ +/* { dg-error "useless type name in empty declaration" "empty" { target *-*-* } 36 } */ +struct s3 short; /* { dg-error "two or more data types in declaration specifiers" } */ +union u3 signed; /* { dg-error "two or more data types in declaration specifiers" } */ +unsigned struct s4; /* { dg-error "two or more data types in declaration specifiers" } */ +/* { dg-error "useless type name in empty declaration" "empty" { target *-*-* } 40 } */ +_Complex enum { E3 }; /* { dg-error "two or more data types in declaration specifiers" } */ +/* { dg-error "useless type name in empty declaration" "empty" { target *-*-* } 42 } */ +/* { dg-error "ISO C90 does not support complex types" "C90" { target *-*-* } 42 } */ +/* { dg-error "ISO C does not support plain 'complex' meaning 'double complex'" "ISO C" { target *-*-* } 42 } */ |