gcc/testsuite/c-c++-common/Wunused-var-3.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-Wunused" } */
   3
   4 void
   5 f1 (void)
   6 {
   7   _Complex int a;       /* { dg-warning "set but not used" } */
   8   _Complex double b;    /* { dg-warning "set but not used" } */
   9   __real__ a = 1;
  10   __imag__ a = 2;
  11   __real__ b = 3.0;
  12   __imag__ b = 4.0;
  13 }
  14
  15 int
  16 f2 (void)
  17 {
  18   _Complex int a;
  19   _Complex double b;
  20   __real__ a = 1;
  21   __imag__ a = 2;
  22   __real__ b = 3.0;
  23   __imag__ b = 4.0;
  24   return __real__ a + __imag__ b;
  25 }
  26
  27 _Complex double
  28 f3 (void)
  29 {
  30   _Complex int a;
  31   _Complex double b;
  32   __real__ a = 1;
  33   __imag__ a = 2;
  34   __real__ b = 3.0;
  35   __imag__ b = 4.0;
  36   return a + b;
  37 }