PR target/57655
	* config/i386/i386.c (construct_container): Report error if
	long double is used with disabled x87 float returns.

testsuite/ChangeLog:

	PR target/57655
	* gcc.target/i386/pr57655.c: New test.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@200260 138bc75d-0d04-0410-961f-82ee72b054a4
	* cp-tree.h (DECL_TEMPLATE_PARMS, DECL_TEMPLATE_RESULT)
	(DECL_TEMPLATE_INSTANTIATIONS, DECL_TEMPLATE_SPECIALIZATIONS): Use
	TEMPLATE_DECL_CHECK.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@200262 138bc75d-0d04-0410-961f-82ee72b054a4
	* pt.c (process_partial_specialization): Build a TEMPLATE_DECL for
	a partial specialization.
	(tsubst_decl): Don't clobber CLASSTYPE_TI_TEMPLATE of a partial
	specialization.
	(most_specialized_class): Adjust.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@200263 138bc75d-0d04-0410-961f-82ee72b054a4