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/* Test for flexible array members.  Test for where structures with
   such members may not occur.  */
/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
/* { dg-do compile } */
/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
 
struct flex { int a; int b[]; };
union rf1 { struct flex a; int b; };
union rf2 { int a; struct flex b; };
union rf3 { int a; union rf1 b; };
union rf4 { union rf2 a; int b; };
 
/* The above structure and unions may not be members of structures or
   elements of arrays (6.7.2.1#2).  */
 
struct t0 { struct flex a; }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "struct in struct" { target *-*-* } 16 } */
struct t1 { union rf1 a; }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "union in struct" { target *-*-* } 18 } */
struct t2 { union rf2 a; }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "union in struct" { target *-*-* } 20 } */
struct t3 { union rf3 a; }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "recursive union in struct" { target *-*-* } 22 } */
struct t4 { union rf4 a; }; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "recursive union in struct" { target *-*-* } 24 } */
 
void f0 (struct flex[]); /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "struct in array" { target *-*-* } 27 } */
void f1 (union rf1[]); /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "union in array" { target *-*-* } 29 } */
void f2 (union rf2[]); /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "union in array" { target *-*-* } 31 } */
void f3 (union rf3[]); /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "recursive union in array" { target *-*-* } 33 } */
void f4 (union rf4[]); /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "recursive union in array" { target *-*-* } 35 } */
 
struct flex a0[1]; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "struct in array" { target *-*-* } 38 } */
union rf1 a1[1]; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "union in array" { target *-*-* } 40 } */
union rf2 a2[1]; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "union in array" { target *-*-* } 42 } */
union rf3 a3[1]; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "recursive union in array" { target *-*-* } 44 } */
union rf4 a4[1]; /* { dg-bogus "warning" "warning in place of error" } */
/* { dg-error "invalid use of structure" "recursive union in array" { target *-*-* } 46 } */