re PR c++/33819 (Miscompiled shift of C++ bitfield)

2008-01-16  Richard Guenther  <rguenther@suse.de>

	PR c++/33819
	* typeck.c (is_bitfield_expr_with_lowered_type): Recurse
	for conversions to type variants.

	* g++.dg/torture/pr33819.C: New testcase.

From-SVN: r131569