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

- l -

l : ref_in_loop_hot_body, undo
label : addr_table_entry::addr_table_entry_struct_union, call_arg_loc_node, dw_ranges, eh_catch_d, eh_region_d::eh_region_u::eh_region_u_allowed, gcc_debug_hooks, indirect_string_node, label_entry, label_record, return_statements_t, tree_switch_conversion::case_bit_test, var_loc_node
label_map : duplicate_eh_regions_data
label_map_data : duplicate_eh_regions_data
label_norm : gtransaction
label_num : inline_entry_data
label_or_list : tm_restart_node
label_over : gtransaction
label_pfx : inline_entry_data
label_uninst : gtransaction
labelno : constant_descriptor_rtx
labels : equiv_class_label, transition
lacc : assign_link
landing_pad : call_site_record_d, eh_landing_pad_d
landing_pads : eh_region_d
lane : omplow_simd_context
lane_permutation : _slp_tree
lanes : _slp_tree
lang_flag_0 : tree_base
lang_flag_1 : tree_base
lang_flag_2 : tree_base
lang_flag_3 : tree_base
lang_flag_4 : tree_base
lang_flag_5 : tree_base
lang_flag_6 : tree_base
lang_struct : type
language : function, infile
large : store_info
larray : loops
last : du_head, head, list_head< T >, lto_object_list, rtx_constant_pool, sequence_stack, trace, uid_range, var_loc_list_def
last_bb : reg_avail_info
last_before_switch : var_loc_list_def
last_catch : eh_region_d::eh_region_u::eh_region_u_try
last_clique : function
last_conflict : subscript
last_conversion_insn : assign_parm_data_all
last_death : reg_stat_type
last_distribution_check_cycle : unit_decl
last_id : parser
last_idx : inter_bb_range_test_entry
last_insn : dse_bb_info_type, hwloop_info_d
last_iteration : loop_size
last_iteration_eliminated_by_peeling : loop_size
last_iteration_not_eliminatable_after_peeling : loop_size
last_label_uid : control_flow_graph
last_lhs_link : access
last_nonrect : omp_for_data
last_process : allocno_color_data
last_reg : qty_table_elem
last_relative_index : oc_local_state
last_reload : lra_reg
last_rhs_link : access
last_ruid : msdi_data
last_scheduled_insn : _fence
last_set : reg_avail_info, reg_stat_type
last_set_invalid : reg_stat_type
last_set_label : reg_stat_type
last_set_mode : reg_stat_type
last_set_nonzero_bits : reg_stat_type
last_set_sign_bit_copies : reg_stat_type
last_set_table_tick : reg_stat_type
last_set_value : reg_stat_type
last_stmt_uid : function
last_test_bb : ce_if_block
last_used : ltrans_file_cache::item
last_verified : function
last_vuse : vn_walk_cb_data
last_vuse_ptr : vn_walk_cb_data
lastlane : omplow_simd_context
lastprivate_conditional : omp_for_data
lastprivate_conditional_map : omp_context
latch : loop
late_global_decl : gcc_debug_hooks
latency : bypass_decl, ddg_edge, mult_cost
lattice_val : ccp_prop_value_t
lattices : ipa_node_params
layout : slpg_partition_info
lb : inp_domain
lbl1 : dw_val_node::dw_val_struct_union::dw_val_vms_delta_union
lbl2 : dw_val_node::dw_val_struct_union::dw_val_vms_delta_union
lc : variable_union_info
lcssa_phi : reduction
ldst_lanes : _slp_tree
leader : vn_avail
left : et_node, typed_splay_tree< KEY_TYPE, VALUE_TYPE >::splay_tree_node_s
left_conflict_size : allocno_hard_regs_subnode
left_conflict_subnodes_size : allocno_hard_regs_subnode
left_in_block : lto_output_stream
left_offset : subreplacement_assignment_data
len : attr_fnspec, dw_wide_int, fixed_wide_int_storage< N >, gimple_match_cond, laststmt_struct, lto_data_header, lto_input_block, mdswitchstr, sanitizer_opts_s, string_slot, type, used_arg_t::mswitchstr, wi::storage_ref, wide_int_storage, widest_int_storage< N >
length : chain, dir_info, dw_vec_const, file_info, frame_space, hard_reg_set_iterator, hwloop_info_d, isra_param_flow, lto_buffer, substring, temp_name, trace, tree_base, tree_raw_data, tree_string, vect_scalar_ops_slice, vn_nary_op_s
lens : _loop_vec_info
level : dt_node, ira_loop_tree_node, temp_slot
levels : align_flags
lg_pagesize : ggc_globals
lhs : constraint, edge_equivalency, gomp_atomic_load, idata_def, unswitch_predicate
lhs_alias_set : gimplify_init_ctor_preeval_data
lhs_base_decl : gimplify_init_ctor_preeval_data
libcall : optab_def
libfunc : libfunc_entry
libfuncs : target_globals
limb_mode : bitint_info
limit : alloca_type_and_limit, def_walker< reverse >, wlimits
limit_stack : rtl_data
line : fileloc, lto_location_cache::cached_location, mode_adjust, mode_data, pair, type
line_cutoff : pp_wrapping_mode_t
line_num : dw_line_info_table, file_cache_slot::line_info
line_record_size : file_cache_slot
line_to_function_map : source_info
linear_step : cgraph_simd_clone_arg, simd_call_arg_info
lineno : file_location, location_triplet, macinfo_struct
lineno_checksum : counts_entry, coverage_data, function_info
lines : block_location_info, coverage_info, function_info, source_info
lines_executed : coverage_info
linkage : ctf_dtdef
list : access_group, coalesce_list, decl_stridxlist_map, loops_list::Iter< T >
list_p : gimplify_adjust_omp_clauses_data
live : _sel_insn_data, _stmt_vec_info
live_base_partitions : live_track
live_base_var : live_track
live_before : peep2_insn_data
live_bitmaps : df_live_problem_data
live_cond : switchstr
live_in : bb_data
live_ranges : ira_object, lra_reg, slot
live_regs : target_info
live_switch_vars : gimplify_ctx
live_valid_p : _sel_insn_data
livein : tree_live_info_d
livein_blocks : def_blocks
livein_cands : remat_bb_data
livein_obstack : tree_live_info_d
liveout : sese_info_t, tree_live_info_d, virtual_operand_live
liveout_obstack : tree_live_info_d
ll_symbol : dw_loc_list_struct
lo : addr_range
load : clsn_data
load_accesses : modref_summary
load_agg : ipa_agg_jf_item::jump_func_agg_value
load_bb : clsn_data
load_count : gensum_param_access
load_dereferenced : ipa_param_descriptor
load_found : check_argument_load_data
load_p : lfs_fields
load_permutation : _slp_tree
loaded : im_mem_ref
loads : _slp_instance, modref_summary, modref_summary_lto
loc : attr_desc, attribute_use, attrs, change_t, clear_padding_struct, comparison_use, constraint_data, data, deferred_change, delay_desc, df_regular_ref, du_chain, elt_loc_list, insn_def, label_entry, location_chain, lower_emutls_data, lto_location_cache::cached_location, md_reader::ptr_loc, md_rtx_info, micro_operation, oacc_loop, overlapping_mems, partition, pre_expr_d, queue_elem, queued_debug_insn_change, ssa_use_operand_t, subreplacement_assignment_data, var_loc_node
loc_cache : lto_location_cache
loc_chain : variable_part
loc_label : constraint_graph
loc_list : cached_dw_loc_list_def
local : cgraph_node, ipa_reference_vars_info_d
local_compute_fun : df_problem
local_copies : ira_loop_tree_node
local_decls : function
LOCAL_ELEMS : generic_subrtx_iterator< T >
local_flags : dataflow
local_new_memory : tm_new_mem_map
local_reduction_clauses : omp_context
local_size_cost : ipcp_value_base
local_time_benefit : ipcp_value_base
local_trees : output_block
locally_unused : gensum_param_desc, isra_param_desc
locate : arg_data, assign_parm_data_one
location : callinfo_callee, callinfo_dalloc, diagnostic_option_classifier::diagnostic_classification_change_t, gimple, gimplify_omp_ctx, goto_queue_node, operand, separate_ops, vn_avail
location_cache : data_in
location_line : locus_discrim_map
locations : block_info
lock : ltrans_file_cache::item
locked_states : automaton
locp : first_mem_ref_loc_1
locs : cselib_val
locus : edge_var_map, odr_enum, odr_enum_val, tree_exp
locvec : args_loc_t
log : algorithm, align_flags_tuple
log2_npatterns : tree_base
longest_backtrack : stats
longest_backtrack_code : stats
longest_path : stats
longest_path_code : stats
lookup : ggc_globals
loop : _loop_vec_info, ar_data, fmt_data, ilb_data, ira_loop_tree_node, omp_for_data, ref_always_accessed, scev_dfs
loop_depth : equivalence, ipa_call_summary
loop_end : hwloop_info_d
loop_exit : opt_info, vect_loop_form_info
loop_exits : succ_iterator
loop_father : basic_block_def
loop_gang_clause_ptr : adjust_nested_loop_clauses_wi_info
loop_iter_var : gimplify_omp_ctx
loop_iterations : ipa_fn_summary
loop_iv_cond : _loop_vec_info
loop_loc : ivopts_data
loop_nest : data_dependence_relation, loop_distribution, vec_info_shared
loop_no : hwloop_info_d
loop_num : ira_loop_tree_node
loop_p : omp_context
loop_pass_num : reserv_decl
loop_phi_evolution_base_unchanged : _stmt_vec_info
loop_phi_evolution_part : _stmt_vec_info
loop_phi_evolution_type : _stmt_vec_info
loop_phi_node : scev_dfs
loop_preheader : opt_info
loop_single_exit_p : ivopts_data
loop_strides : ipa_fn_summary
loop_tree_node : ira_allocno, ira_allocno_copy
loop_vector_clause_ptr : adjust_nested_loop_clauses_wi_info
loop_vinfo : vdhs_data
loop_worker_clause_ptr : adjust_nested_loop_clauses_wi_info
looping : funct_state_d, set_pure_flag_info
looping_previously_known : funct_state_d
loops : hwloop_info_d, omp_for_data
loops_with_known_iterations : ipa_call_estimates
loops_with_known_strides : ipa_call_estimates
lossless_p : poly_coeff_pair_traits< T1, T2 >
low : DFS::sccs, double_int, range_entry, wide_int_bitmask
low_link : ipa_dfs_info, ipcp_value< valtype >
lower_bound : array_descr_info::array_descr_dimen
lower_bounds : _loop_vec_info
lower_subreg : target_globals
lowered : cgraph_node
lowlink : slp_scc_info
lp : _list_iterator
lp_array : eh_status
lp_nr : throw_stmt_node
lpt_decision : loop
lr_bitmaps : df_lr_problem_data
lto : lang_hooks
lto_file_data : symtab_node
lto_section_header : lto_file_decl_data
lto_stmt_uid : cgraph_edge, ipa_ref
luid : df_insn_info
lv_add_condition_to_bb : cfg_hooks
lv_adjust_loop_header_phi : cfg_hooks
lv_set : sel_global_bb_info_def
lv_set_valid_p : sel_global_bb_info_def