| /* { dg-do run } */ |
| /* { dg-options "-O -fdump-tree-phiopt" } */ |
| |
| #include <stdint.h> |
| |
| __attribute__ ((noipa, noinline)) |
| uint8_t three_max (uint8_t xc, uint8_t xm, uint8_t xy) { |
| uint8_t xk; |
| if (xc > xm) { |
| xk = (uint8_t) (xc > xy ? xc : xy); |
| } else { |
| xk = (uint8_t) (xm > xy ? xm : xy); |
| } |
| return xk; |
| } |
| |
| int |
| main (void) |
| { |
| volatile uint8_t xy = 255; |
| volatile uint8_t xm = 0; |
| volatile uint8_t xc = 127; |
| if (three_max (xc, xm, xy) != 255) |
| __builtin_abort (); |
| return 0; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "MIN_EXPR" 0 "phiopt1" } } */ |
| /* { dg-final { scan-tree-dump-times "MAX_EXPR" 3 "phiopt1" } } */ |
