gnu/dist/gcc4/gcc/testsuite/gcc.dg/debug/debug-6.c

   1 /* Verify that bb-reorder re-inserts nested scopes properly.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-dA" } */
   4 /* { dg-final { scan-assembler "xyzzy" } } */
   5
   6 extern void abort (void);
   7
   8 struct A { char *a, *b, *c, *d; };
   9
  10 static int
  11 bar2 (struct A *x)
  12 {
  13   int a = x->c - x->b;
  14   x->c += 26;
  15   return a;
  16 }
  17
  18 void fnptr (int *);
  19
  20 void
  21 foo (void)
  22 {
  23   struct A e;
  24
  25   if (bar2 (&e) < 0)
  26     abort ();
  27   {
  28     int xyzzy;
  29     fnptr (&xyzzy);
  30   }
  31   {
  32     struct A *f;
  33
  34     f = &e;
  35     if (f->c - f->a > f->d - f->a)
  36       f->c = f->d;
  37   }
  38 }