https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111635
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Oh 0 is from: /* Build the gcov info var, this is referred to in its own initializer. */ gcov_info_var = build_decl (BUILTINS_LOCATION, VAR_DECL, NULL_TREE, gcov_info_type); TREE_STATIC (gcov_info_var) = 1; ASM_GENERATE_INTERNAL_LABEL (name_buf, "LPBX", 0); DECL_NAME (gcov_info_var) = get_identifier (name_buf); But I think LPBX still needs a special case there ...