http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49833
--- Comment #17 from H.J. Lu <hjl.tools at gmail dot com> 2011-07-25 20:00:45
UTC ---
(In reply to comment #16)
> (In reply to comment #15)
> > (In reply to comment #14)
> > > Another problem:
> >
> > > /tmp/bar.c:10:1: error: unrecognizable insn:
> > > (insn 6 5 7 3 (set (reg:SI 67)
> > > (symbol_ref:SI ("_start") [flags 0x41] <function_decl
> > > 0x7faad972ff00
> > > _start>)) /tmp/bar.c:6 -1
> > > (nil))
> >
> > What does these flags mean?
>
> SYMBOL_REF_FLAGS (in_rtx);
/* Set if this symbol is a function. */
#define SYMBOL_FLAG_FUNCTION (1 << 0)
/* Set if this symbol is not defined in this translation unit. */
#define SYMBOL_FLAG_EXTERNAL (1 << 6)
