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/* Test for diagnostics for duplicate member names in anonymous
structures and unions. PR 4784. */
/* { dg-do compile } */
/* { dg-options "" } */
struct s1
{
int x;
struct
{
int x; /* { dg-error "duplicate member" } */
};
};
struct s2
{
struct
{
int a;
struct
{
int b;
};
};
struct
{
int b; /* { dg-error "duplicate member" } */
};
};
struct s3
{
struct
{
int a;
struct
{
int b;
};
};
struct
{
int b; /* { dg-error "duplicate member" } */
int c;
};
};
struct s4
{
int x;
struct
{
int x;
} y;
};
union u1
{
int x;
union
{
int x; /* { dg-error "duplicate member" } */
};
};
union u2
{
union
{
int a;
union
{
int b;
};
};
union
{
int b; /* { dg-error "duplicate member" } */
};
};
union u3
{
union
{
int a;
union
{
int b;
};
};
union
{
int b; /* { dg-error "duplicate member" } */
int c;
};
};
union u4
{
int x;
union
{
int x;
} y;
};
#define D10(x) int x##0; int x##1; int x##2; int x##3; int x##4; int x##5; int x##6; int x##7; int x##8; int x##9;
#define D100(x) D10(x##0) D10(x##1) D10(x##2) D10(x##3) D10(x##4) D10(x##5) D10(x##6) D10(x##7) D10(x##8) D10(x##9)
#define S10(x) struct { D100(x##0) }; struct { D100(x##1) }; struct { D100(x##2) }; struct { D100(x##3) }; struct { D100(x##4) }; struct { D100(x##5) }; struct { D100(x##6) }; struct { D100(x##7) }; struct { D100(x##8) }; struct { D100(x##9) };
struct sbig
{
S10(a)
S10(b)
S10(c)
S10(d)
S10(e)
S10(f)
S10(g)
S10(h)
S10(j)
S10(k)
struct
{
int a123; /* { dg-error "duplicate member" } */
};
};
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