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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();
}
}
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