gcc/testsuite/gcc.target/i386/pr44223.c

   1 /* PR debug/44223 */
   2 /* { dg-do compile { target fpic } } */
   3 /* { dg-options "-O3 -fsched-pressure -fschedule-insns -fpic -march=core2 -g" } */
   4
   5 struct S { unsigned int s1; int s2; };
   6 struct T { int t; };
   7
   8 extern void extfn (struct S *);
   9
  10 static inline void
  11 foo (struct S *s, unsigned char *x, int y)
  12 {
  13   s->s2 = 32;
  14 }
  15
  16 static inline void
  17 bar (struct S *s, int n, unsigned int x)
  18 {
  19   unsigned int s1;
  20   int s2;
  21   s1 = s->s1;
  22   s2 = s->s2;
  23   if (n < s2)
  24     s1 = (s1 << n) | x;
  25   s->s1 = s1;
  26 }
  27
  28 int
  29 baz (struct T *u, unsigned char *v, int w)
  30 {
  31   struct S y;
  32   foo (&y, v, 7);
  33   bar (&y, 12, 0xfff);
  34   bar (&y, 2, u->t);
  35   extfn (&y);
  36 }