re PR debug/47209 (ICE: SIGSEGV in should_emit_struct_debug (dwarf2out.c:627) with -f{no-,}emit-struct-debug-{baseonly,reduced} -g)

2011-01-12  Kai Tietz  <kai.tietz@onevision.com>

	PR debug/47209
	* dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT
	of type.

2011-01-12  Kai Tietz  <kai.tietz@onevision.com>

	PR debug/47209
	* g++.dg/debug/pr47209.C: New.

From-SVN: r168718