re PR c++/26698 (g++ accepts const-incorrect code due to conversion function)

re PR c++/26698 (g++ accepts const-incorrect code due to conversion function)

gcc/cp/

2007-10-12  Simon Martin  <simartin@users.sourceforge.net>

	PR c++/26698
	* call.c (build_user_type_conversion_1): Do not consider conversion
	functions to convert a (possibly cv-qualified) object to the (possibly
	cv-qualified) same object type (or a reference to it), to a (possibly
	cv-qualified) base class of that type (or a reference to it).

gcc/testsuite/

2007-10-12  Simon Martin  <simartin@users.sourceforge.net>

	PR c++/26698
	* g++.dg/conversion/op4.C: New test.

From-SVN: r129274