1 /* PR tree-optimization/78691 */ 2 /* { dg-options "-Os -m16" } */ 3 fn1(char * p1,char * p2)4 int fn1(char *p1, char *p2) { 5 int a; 6 for (;;) 7 switch (*p2) { 8 case 'c': 9 while (--a > 0) 10 *p1++ = ' '; 11 p1++; 12 a--; 13 } 14 } 15