Viewing file:  Wcxx-compat-8.c (1.67 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-Wc++-compat" } */
struct s1
{
enum e1 /* { dg-message "note: enum type defined here" } */
{
A = sizeof (struct s2 { int i; }), /* { dg-warning "invalid in C\[+\]\[+\]" } */
B
} f1;
};
struct s2 v1; /* Don't issue another warning about s2. */
enum e1 v2; /* { dg-warning "not visible in C\[+\]\[+\]" } */
enum e2
{
C = sizeof (struct s3 { int i; }), /* { dg-warning "invalid in C\[+\]\[+\]" } */
D = __alignof__ (struct s4 { int i; }), /* { dg-warning "invalid in C\[+\]\[+\]" } */
E
};
struct s3 v3;
int v4 = C;
enum e3
{
F = sizeof (struct t3), /* { dg-bogus "invalid in C\[+\]\[+\]" } */
/* { dg-error "invalid application of 'sizeof'" "" { target *-*-* } .-1 } */
G = __alignof__ (struct t4), /* { dg-bogus "invalid in C\[+\]\[+\]" } */
/* { dg-error "invalid application of '__alignof__'" "" { target *-*-* } .-1 } */
H
};
__typeof__ (struct s5 { int i; }) v5; /* { dg-warning "invalid in C\[+\]\[+\]" } */
__typeof__ (struct t5) w5; /* { dg-bogus "invalid in C\[+\]\[+\]" } */
/* { dg-error "storage size of 'w5' isn't known" "" { target *-*-* } .-1 } */
int
f1 (struct s1 *p)
{
return ((struct s6 { int j; } *) p)->j; /* { dg-warning "invalid in C\[+\]\[+\]" } */
}
void *
f2 (struct s1 *p)
{
return ((struct t6 *) p); /* { dg-bogus "invalid in C\[+\]\[+\]" } */
}
int
f3 (struct s1 *p)
{
return (__extension__ (struct s7 { int j; } *)p)->j;
}
int
f4 ()
{
return (struct s8 { int i; }) { 0 }.i; /* { dg-warning "invalid in C\[+\]\[+\]" } */
}
void *
f5 ()
{
return &((struct t8) { }); /* { dg-warning "invalid in C\[+\]\[+\]" } */
/* { dg-error "invalid use of undefined type" "" { target *-*-* } .-1 } */
}
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