/* Test for non-lvalue arrays decaying to pointers: in C99 only. */ /* Origin: Joseph Myers */ /* { dg-do compile } */ /* { dg-options "-std=iso9899:1999 -pedantic-errors" } */ struct s { char c[17]; }; struct s x; extern struct s foo (void); #define ASSERT(v, a) char v[((a) ? 1 : -1)] ASSERT (p, sizeof (x.c) == 17); ASSERT (q, sizeof (0, x.c) == sizeof (char *)); ASSERT (r, sizeof ((foo ()).c) == 17); /* The non-lvalue array decays to a pointer in C99. */ ASSERT (s, sizeof (0, (foo ()).c) == sizeof (char *)); /* { dg-bogus "array" "bad non-lvalue array handling" } */