* call.c (implicit_conversion): Handle conversion from
	initializer-list to scalar.
	(convert_like_real): Likewise.  Avoid crashing on list
	initialization with bad conversions.
	(can_convert): Use LOOKUP_EXPLICIT.
	(can_convert_arg_bad): Add flags parm.
	* cp-tree.h: Adjust.
	* typeck.c (convert_for_assignment): Pass flags.

From-SVN: r147933