| 27 | } |
| 28 | |
| 29 | int main() { |
| 30 | #define TEST(x, y) printf("%.2f, %.2f ==> %.2f\n", x, y, copysign(x, y)); |
| 31 | TEST(5.0f, 5.0f); |
| 32 | TEST(5.0f, -5.0f); |
| 33 | TEST(-5.0f, 5.0f); |
| 34 | TEST(-5.0f, -5.0f); |
| 35 | TEST(5.0f, 4.0f); |
| 36 | TEST(5.0f, -4.0f); |
| 37 | TEST(-5.0f, 4.0f); |
| 38 | TEST(-5.0f, -4.0f); |
| 39 | TEST(0.0f, 5.0f); |
| 40 | TEST(0.0f, -5.0f); |
| 41 | TEST(-0.0f, 5.0f); |
| 42 | TEST(-0.0f, -5.0f); |
| 43 | TEST(5.0f, 0.0f); |
| 44 | TEST(5.0f, -0.0f); |
| 45 | TEST(-5.0f, 0.0f); |
| 46 | TEST(-5.0f, -0.0f); |
| 47 | TEST(0.0f, 0.0f); |
| 48 | TEST(0.0f, -0.0f); |
| 49 | TEST(-0.0f, 0.0f); |
| 50 | TEST(-0.0f, -0.0f); |
| 51 | |
| 52 | double x = -0.0; |
| 53 | if (copysign_bug (x) != 2) |
| 54 | __builtin_abort (); |
| 55 | |
| 56 | return 0; |
| 57 | } |
nothing calls this directly
no test coverage detected