| /* PR tree-optimization/65215 */ |
| |
| struct S { unsigned long long l1 : 48; }; |
| |
| static inline unsigned int |
| foo (unsigned int x) |
| { |
| return (x >> 24) | ((x >> 8) & 0xff00) | ((x << 8) & 0xff0000) | (x << 24); |
| } |
| |
| __attribute__((noinline, noclone)) unsigned int |
| bar (struct S *x) |
| { |
| return foo (x->l1); |
| } |
| |
| int |
| main () |
| { |
| if (__CHAR_BIT__ != 8 || sizeof (unsigned int) != 4 || sizeof (unsigned long long) != 8) |
| return 0; |
| struct S s; |
| s.l1 = foo (0xdeadbeefU) | (0xfeedULL << 32); |
| if (bar (&s) != 0xdeadbeefU) |
| __builtin_abort (); |
| return 0; |
| } |