decl.c (grokdeclarator): Use declspecs->locations and declarator->id_loc in a few...

decl.c (grokdeclarator): Use declspecs->locations and declarator->id_loc in a few error messages.

/cp
2019-09-16  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl.c (grokdeclarator): Use declspecs->locations and
	declarator->id_loc in a few error messages.
	* pt.c (finish_member_template_decl): Use DECL_SOURCE_LOCATION.
	(push_template_decl_real): Likewise.

/testsuite
2019-09-16  Paolo Carlini  <paolo.carlini@oracle.com>

	* g++.dg/ext/int128-6.C: New.
	* c-c++-common/pr68107.c: Test location(s).
	* g++.dg/other/large-size-array.C: Likewise.
	* g++.dg/template/dtor2.C: Likewise.
	* g++.dg/template/error9.C: Likewise.
	* g++.dg/tls/diag-2.C: Likewise.
	* g++.dg/tls/diag-4.C: Likewise.
	* g++.dg/tls/diag-5.C: Likewise.
	* g++.old-deja/g++.pt/memtemp71.C: Likewise.

From-SVN: r275759