| /* { dg-do run } */ |
| /* { dg-options "-g" } */ |
| |
| void __attribute__((noinline)) |
| optimize_me_not () |
| { |
| __asm__ volatile ("" : : : "memory"); |
| } |
| volatile int a; |
| static short b[3][9][1] = {5}; |
| int c; |
| int main() { |
| int i, d; |
| i = 0; |
| for (; i < 3; i++) { |
| c = 0; |
| for (; c < 9; c++) { |
| d = 0; |
| for (; d < 1; d++) |
| a = b[i][c][d]; |
| } |
| } |
| i = c = 0; |
| for (; c < 7; c++) |
| for (; d < 6; d++) |
| a; |
| /* i may very well be optimized out, so we cannot test for i == 0. |
| Instead test i + 1 which will make the test UNSUPPORTED if i |
| is optimized out. Since the test previously had wrong debug |
| with i == 2 this is acceptable. Optimally we'd produce a |
| debug stmt for the final value of the loop which would fix |
| the UNSUPPORTED cases. */ |
| optimize_me_not(); /* { dg-final { gdb-test . "i + 1" "1" } } */ |
| } |
