| /* APPLE LOCAL file ARM 5814138 */ |
| /* Sequential if statements were being translated into conditionally- |
| executed instructions with an incorrect condition. */ |
| /* { dg-do run } */ |
| /* { dg-options "-O2" } */ |
| int bug (int n1, int n2, int *d1, int *d2) |
| { |
| int flag = 0, test, x, x1, x2; |
| |
| while (n1 != 0 && n2 != 0) |
| { |
| x1 = *d1, x2 = *d2; |
| test = x1 - x2; |
| if (test >= 0) |
| x = x2, d2++, n2--, flag ^= 2; |
| if (test <= 0) |
| x = x1, d1++, n1--, flag ^= 1; |
| if (flag == 3) |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| int arr1[5] = {1, 2, 3, 4, 5}; |
| int arr2[5] = {0, -1, -2, -3, -4}; |
| int arr3[5] = {7, 8, 9, 10, 11}; |
| |
| int main (void) |
| { |
| return bug (5, 5, arr1, arr2) || bug (5, 5, arr1, arr3); |
| } |
| |
