decl.c (maybe_deduce_size_from_array_init): Use DECL_SOURCE_LOCATION in error_at.

decl.c (maybe_deduce_size_from_array_init): Use DECL_SOURCE_LOCATION in error_at.

/cp
2016-06-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl.c (maybe_deduce_size_from_array_init): Use
	DECL_SOURCE_LOCATION in error_at.
	(layout_var_decl): Likewise.
	(check_array_initializer): Likewise.
	(check_initializer): Likewise.
	(duplicate_decls, check_elaborated_type_specifier): Tidy.

/testsuite
2016-06-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* g++.dg/init/array42.C: New.
	* g++.dg/init/array43.C: Likewise.
	* g++.dg/init/array44.C: Likewise.
	* g++.dg/init/array45.C: Likewise.
	* g++.dg/cpp0x/constexpr-ice10.C: Test column number too.
	* g++.dg/cpp0x/constexpr-incomplete1.C: Likewise.
	* g++.dg/cpp1y/auto-fn27.C: Likewise.
	* g++.dg/gomp/pr35751.C: Likewise.
	* g++.dg/init/array23.C: Likewise.
	* g++.dg/init/brace2.C: Likewise.
	* g++.dg/init/brace6.C: Likewise.

From-SVN: r237240