Here is a list of all variables with links to the structures/unions they belong to:

- w -

w_predicate : ifc_dr
w_unconditionally : ifc_dr
wall : timevar_time_def
want_irr_scan_normal : tm_ipa_cg_data
want_locations : walk_stmt_info
warn_message : cl_decoded_option, cl_option
warn_unused_global : lang_hooks_for_decls
warned : odr_enum
warned_aggressive_loop_optimizations : loop
was_renamed : _expr
was_substituted : _expr
was_target_conflict : transformed_insns
weakref : symtab_node
weight : fixup_edge_type, slpg_vertex
wfd : jobserver_info
what : capture, replacement
where : capture, emit_note_data, loc_map_pair, replacement, stmt_info_for_cost, undo
where_pad : locate_and_pad_arg_data
wholesize : object_size
wide_lshr : init_expmed_rtl
wide_mult : init_expmed_rtl
wide_trunc : init_expmed_rtl
wider : mode_data
width : ira_spilled_reg_stack_slot, read_info_type, store_info
wild_read : insn_info_type
window_save : dw_cfi_row
with : with_expr
with_offset : die_struct
wmaybe_uninit : wlimits
wmode : ira_allocno
word : bitpack_d, ira_object_conflict_iterator, minmax_set_iterator, sbitmap_iterator
word_lr_bitmaps : df_word_lr_problem_data
word_no : bitmap_iterator, hard_reg_set_iterator
word_num : ira_object_conflict_iterator, minmax_set_iterator, sbitmap_iterator
work : compute_live_vars_data
work_list : ext_state
work_stack : tree_live_info_d
worker : epcc_data
worklist : ipa_icf::sem_item_optimizer, vdhs_data
worklist_vec : DFS
writable : strinfo
write : access
write_optimization_summary : ipa_opt_pass_d
write_p : mem_ref
write_scalar_refs : gimple_poly_bb
write_summary : ipa_opt_pass_d
write_tree : streamer_hooks
writeonly : symtab_node
writer_cache : output_block
writes_errno : modref_summary, modref_summary_lto
written : ggc_pch_data
written_at_least_once : ifc_dr
wrong_lang_callback : cl_option_handlers
wrote_return_column : init_one_dwarf_reg_state
wrote_user_func_for_ptr : type
ws_args : omp_region
ws_level : _sel_insn_data