gcc/testsuite/gcc.dg/torture/pr36373-6.c

   1 /* { dg-do run } */
   2 /* { dg-options "-fno-tree-sra" } */
   3
   4 extern void abort (void);
   5 struct Foo {
   6     int *p;
   7 } x;
   8 struct Foo __attribute__((noinline))
   9 bar(int *p)
  10 {
  11   struct Foo f;
  12   f.p = p;
  13   return f;
  14 }
  15 void __attribute__((noinline))
  16 foo()
  17 {
  18   *x.p = 0;
  19 }
  20 int main()
  21 {
  22   int b;
  23   b = 1;
  24   struct Foo g = bar (&b);
  25   x = g;
  26   foo();
  27   if (b != 0)
  28     abort ();
  29   return 0;
  30 }