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/* { dg-do compile } */

/* { dg-options "-Wunused" } */

struct S { int e; };

int

f1 (void)

{

  int a;

  int b;

  int c;

  int d;

  S s;

  a = 1;

  b = 2;

  c = 3;

  d = 4;

  s.e = 5;

  __typeof (c) e;       // { dg-warning "set but not used" }

  __decltype (d) f;     // { dg-warning "set but not used" }

  __decltype (s.e) g;   // { dg-warning "set but not used" }

  e = 1;

  f = 1;

  g = 1;

  return sizeof (a) + __alignof__ (b);

}

template 

int f2 (void)

{

  int a;

  int b;

  int c;

  int d;

  a = 1;

  b = 2;

  c = 3;

  d = 4;

  __typeof (c) e;       // { dg-warning "set but not used" }

  __decltype (d) f;     // { dg-warning "set but not used" }

  e = 1;

  f = 1;

  return sizeof (a) + __alignof__ (b);

}

void

test (void)

{

  (void) f2<0> ();

}