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[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [gcc/] [testsuite/] [gcc.dg/] [array-8.c] - Rev 12
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/* Test diagnostics for array references. */ /* Origin: Joseph Myers <joseph@codesourcery.com> */ /* { dg-do compile } */ /* { dg-options "-std=gnu89" } */ struct s { char c[1]; }; struct s f (void); _Bool b; char c; enum e { E } e; extern int a[]; int *p; void *pv; void (*fp)(void); struct si *sip; void g (void) { a[b]; a[c]; a[e]; p[b]; p[c]; p[e]; b[a]; c[a]; e[a]; b[p]; c[p]; e[p]; /* These two should be treated the same. In particular, a "neither array nor pointer" bogus warning used to be given for the second. */ f().c[0]; 0[f().c]; /* Various invalid cases. */ c[c]; /* { dg-error "error: subscripted value is neither array nor pointer" } */ p[1.0]; /* { dg-error "error: array subscript is not an integer" } */ 1.0[a]; /* { dg-error "error: array subscript is not an integer" } */ fp[0]; /* { dg-error "error: subscripted value is pointer to function" } */ 0[fp]; /* { dg-error "error: subscripted value is pointer to function" } */ pv[0]; /* { dg-warning "warning: dereferencing 'void \\*' pointer" } */ 0[pv]; /* { dg-warning "warning: dereferencing 'void \\*' pointer" } */ sip[0]; /* { dg-error "error: invalid use of undefined type 'struct si'" } */ /* { dg-error "error: dereferencing pointer to incomplete type" "incomplete" { target *-*-* } 45 } */ 0[sip]; /* { dg-error "error: invalid use of undefined type 'struct si'" } */ /* { dg-error "error: dereferencing pointer to incomplete type" "incomplete" { target *-*-* } 47 } */ }