@{
  @@.append(`declaration int a = 5;);
  a = (`declaration int a = 5;);
  @@.append(`declaration int a = 5;);
  @@;
};

@a;
@{t = `integer 2;}
@(`declaration int abc = @t;);

int main() {
  @a;
  int b = 0;
  @{
    @@.append(`declaration int c = 0;);
    x = (`declaration int d = 5;);
    @@.append(x);
    if (1) {
      if (1) {
        x = (`declaration int d = 5;);
        @@.append(x);
      }
    }
    @@;
  };
  int e = 0;
  return 0;
}