1 /* PR tree-optimization/51481 */
2 /* { dg-do compile } */
3 /* { dg-options "-O -fexceptions -fipa-cp -fipa-cp-clone" } */
4 
5 extern const unsigned short int **foo (void)
6   __attribute__ ((__nothrow__, __const__));
7 struct S { unsigned short s1; int s2; };
8 extern struct S *s[26];
9 
10 void
bar(int x,struct S * y,...)11 bar (int x, struct S *y, ...)
12 {
13   static struct S *t;
14   __builtin_va_list ap;
15   __builtin_va_start (ap, y);
16   if (t != s[7])
17     {
18       const char *p = "aAbBc";
19       t = s[7];
20       while ((*foo ())[(unsigned char) *p])
21 	p++;
22     }
23   __builtin_printf (x == 0 ? "abc\n" : "def\n");
24   if (y != 0)
25     __builtin_printf ("ghi %d %d", y->s2, y->s1);
26   __builtin_va_end (ap);
27 }
28 
29 void
baz(char * x)30 baz (char *x)
31 {
32   bar (1, 0, x);
33 }
34