1/* { dg-do assemble } */ 2/* { dg-skip-if "" { pdp11-*-* } { "-O0" } { "" } } */ 3 4/* PR optimization/5892 */ 5typedef struct { unsigned long a; unsigned int b, c; } A; 6typedef struct { unsigned long a; A *b; int c; } B; 7 8static inline unsigned int 9bar (unsigned int x) 10{ 11 unsigned long r; 12 asm ("" : "=r" (r) : "0" (x)); 13 return r >> 31; 14} 15 16int foo (B *x) 17{ 18 A *y; 19 y = x->b; 20 y->b = bar (x->c); 21 y->c = ({ unsigned int z = 1; (z << 24) | (z >> 24); }); 22} 23