| /* PR tree-optimization/88659 - ICE in maybe_warn_nonstring_arg |
| { dg-do compile } |
| { dg-options "-O0 -Wall" } */ |
| |
| const char a[5] = "1234"; |
| |
| int cst_idx_cst_bnd (void) |
| { |
| return __builtin_strnlen (&a[1], 0); |
| } |
| |
| int var_idx_cst_bnd (void) |
| { |
| int i = 1; |
| return __builtin_strnlen (&a[i], 0); |
| } |
| |
| int phi_idx_cst_bnd (int i) |
| { |
| return __builtin_strnlen (&a[i ? 1 : 2], 0); |
| } |
| |
| int unk_idx_cst_bnd (int i) |
| { |
| return __builtin_strnlen (&a[i], 0); |
| } |
| |
| int cst_idx_var_bnd (void) |
| { |
| int n = 0; |
| return __builtin_strnlen (&a[1], n); |
| } |
| |
| int cst_idx_phi_bnd (int n) |
| { |
| return __builtin_strnlen (&a[1], n ? 1 : 2); |
| } |
| |
| int cst_idx_unk_bnd (int n) |
| { |
| return __builtin_strnlen (&a[1], n); |
| } |