PR debug/42801

	PR debug/42801
	* tree-inline.c (remap_decls): Remap DECL_VALUE_EXPR here...
	(copy_bind_expr): ... instead of here.
	(copy_tree_body_r): If id->remapping_type_depth clear TREE_BLOCK
	if the block hasn't been remapped.
	* dwarf2out.c (gen_formal_parameter_die, gen_variable_die): When
	emitting concrete instance of abstract VLA, add DW_AT_type attribute.

	* gcc.dg/guality/sra-2.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@159826 138bc75d-0d04-0410-961f-82ee72b054a4