/* { dg-do compile } */ typedef struct { unsigned long attr; int chars[2]; } cchar_t; typedef struct _win_st { cchar_t _bkgrnd; } WINDOW; void render_char(WINDOW *win, cchar_t ch) { if ((ch).chars[0] == L' ' && (ch).chars[1] == L'\0') win->_bkgrnd = ch; }