+2016-05-30 Jan Kratochvil <jan.kratochvil@redhat.com>
+
+ PR c++/15231
+ * dwarf2read.c (enum pc_bounds_kind): Add PC_BOUNDS_INVALID.
+ (process_psymtab_comp_unit_reader, read_func_scope): Adjust callers.
+ (read_lexical_block_scope): Import DIEs from bare DW_TAG_lexical_block.
+ (read_call_site_scope): Adjust callers.
+ (dwarf2_get_pc_bounds): Implement pc_bounds_invalid.
+ (dwarf2_get_subprogram_pc_bounds, get_scope_pc_bounds): Adjust callers.
+
2016-05-30 Jan Kratochvil <jan.kratochvil@redhat.com>
Code cleanup: dwarf2_get_pc_bounds: -1/0/+1 -> enum