gcc/testsuite/gcc.c-torture/execute/pr36343.c

   1 extern void abort (void);
   2
   3 void __attribute__((noinline))
   4 bar (int **p)
   5 {
   6   float *q = (float *)p;
   7   *q = 0.0;
   8 }
   9
  10 float __attribute__((noinline))
  11 foo (int b)
  12 {
  13   int *i = 0;
  14   float f = 1.0;
  15   int **p;
  16   if (b)
  17     p = &i;
  18   else
  19     p = (int **)&f;
  20   bar (p);
  21   if (b)
  22     return **p;
  23   return f;
  24 }
  25
  26 int main()
  27 {
  28   if (foo(0) != 0.0)
  29     abort ();
  30   return 0;
  31 }
  32