Subversion Repositories openrisc

struct _XtTextSource {
	/* ... */
    	void (* SetSelection)();
	/* ... */
    };
 
typedef struct _XtTextSource *XtTextSource;
 
typedef struct _TextPart {
    	XtTextSource source;
	/* ... */
} TextPart;
 
typedef struct _TextRec {
	/* ... */
	TextPart    text;
} TextRec;
 
typedef struct _TextRec      *TextWidget;
 
 
void XtTextUnsetSelection(w)
    TextWidget          w;		   /* original is: Widget w; */
{
    register TextWidget ctx = (TextWidget) w;
    void (*nullProc)() = 0;
 
/*
 * the following line causes the error, when optimizing:
 */
 
    if (ctx->text.source->SetSelection != nullProc) {
 
	foo();
 
    }
}