/* 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; }