PR debug/40713
	* dwarf2out.c (dw_fde_struct): Add in_std_section and
	cold_in_std_section bits.
	(dwarf2out_begin_prologue): Initialize them.
	(dwarf2out_finish): Don't emit FDE range into .debug_ranges
	if already covered by text_section or cold_text_section range.

From-SVN: r149514