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

- i -

i : max_alignment, ssa_op_iter, undo
ibit : mode_data
icf_merged : cgraph_node
icode : extraction_insn, lra_insn_recog_data, secondary_reload_info, sloc
id : block_info, btf_datasec, c_expr::id_tab, df_base_ref, df_problem, du_head, dw_trace_info, group_info, id_base, im_mem_ref, ipa_icf::congruence_class, ira_object, iv_cand, iv_group, iv_inv_expr_ent, iv_use, lower_assumption_data, lto_file_decl_data, odr_type_d, oecount, operand_entry, pg_vdata, poly_dr, position, pre_expr_d, simplify, statistics_counter, tree_identifier, variable_info, vinsn_def
id_to_var : output_state
idata : walk_tree_data
ident : block_info, counts_entry, coverage_data, function_info
identifier_size : lang_hooks
ids : c_expr
idx : conlist, dw_ranges, omplow_simd_context, range_entry, stridxlist, strinfo
ie : attr_value_list
ieee_bits : real_format
if_region : sese_info_t
ifn : gather_scatter_info, tree_base
ifns : oacc_loop
ifunc_resolver : symtab_node
ignore : edge_profile_info
ignore_block : gcc_debug_hooks
ignore_set_reg : kill_set_value_data
ignored_debug : dw_fde_node
ignored_p : scoped_attributes
il : basic_block_def
imag : tree_complex
imm : auto_end_imm_use_stmt_traverse
imm_dom_path_with_freeing_call_computed_p : sanopt_info
imm_dom_path_with_freeing_call_p : sanopt_info
imm_use : imm_use_iterator
implicit_preds : constraint_graph
implicit_section : symtab_node
important : iv_cand
important_automata_list : insn_reserv_decl
important_candidates : ivopts_data
important_p : ainsn
imported_module_or_decl : gcc_debug_hooks
in : ddg_node, df_live_bb_info, df_live_problem_data, df_lr_bb_info, df_lr_problem_data, df_md_bb_info, df_mir_bb_info, df_mir_problem_data, df_rd_bb_info, df_word_lr_bb_info, dse_bb_info_type, variable_tracking_info
in_a : comparison
in_a_setter : comparison
in_b : comparison
in_call_args : gimplify_omp_ctx
in_callee_queue : tm_ipa_cg_data
in_changed_variables : variable
in_cleanup_point_expr : gimplify_ctx
in_cost : slpg_partition_layout_costs
in_degree : slpg_partition_info
in_edge : niter_desc
in_for_exprs : gimplify_omp_ctx
in_graph_p : allocno_color_data
in_handler_expr : gimplify_ctx
in_init_priority_hash : symtab_node
in_insn_reserv : bypass_decl
in_memory : table_elt
in_oacc_kernels_region : loop
in_other_partition : symtab_node
in_p : range_entry
in_partition : lto_encoder_entry
in_pattern : bypass_decl
in_pattern_p : _stmt_vec_info
in_polymorphic_cdtor : cgraph_edge
in_progress : name_expansion
in_scc : ddg_edge
in_set_p : unit_decl
in_ssa_p : gimple_df
in_std_section : dw_fde_node
in_struct : rtx_def
in_switch_expr : gimplify_ctx
in_trace : bbro_basic_block_data
in_use : dw_cfa_location, dw_line_info_table, page_group, temp_slot
in_use_p : page_entry
in_worklist : ipa_icf::congruence_class, same_succ, tm_ipa_cg_data
inbranch : cgraph_simd_clone
include_uninstrumented_p : bb2reg_stuff
incoming : bb_rename_info, hwloop_info_d
incoming_dest : hwloop_info_d
incoming_edges : redirection_data
incoming_open_chains_set : bb_rename_info
incoming_src : hwloop_info_d
incompiler : infile
incomplete_type_error : lang_hooks_for_types
incr : gimple_omp_for_iter, incr_info_d
incremented_at : iv_cand
incremented_off_time : ticker
indent : print_options, range_tracer
independent_p : mem_ref
index : addr_table_entry, address_info, attribute_use, basic_block_def, bb_cluster, cand, cgraph_node_set_iterator, coalesce_pair, constructor_elt, cost_classes, dump_info, dump_node_info, edge_iterator, eh_landing_pad_d, eh_region_d, expr_eval_op, gimple_omp_for_iter, goto_queue_node, indirect_string_node, ipa_argagg_value, ipa_icf::sem_usage_pair, ipa_uid_to_idx_map_elt, ipcp_value_source< valtype >, iterator_use, ls_expr, lto_symtab_encoder_iterator, md_rtx_info, mem_address, oc_local_state, operand_data, res_pair, slsr_cand_d, source_info, st_expr, symbol_and_index_together, varpool_node_set_iterator
index_by_depth : page_entry
index_in_class : ipa_icf::sem_item
index_map : ipa_edge_modification_info
index_term : address_info
index_to_edge : edge_list
indexes : dt_simplify, ifcvt_arg_entry
indices : data_reference, pointer_query::cache_type
indirect : dw_cfa_location
indirect_call_cost : eni_weights
indirect_call_target : cgraph_node
indirect_calls : cgraph_node
indirect_cycles : constraint_graph
indirect_info : cgraph_edge
indirect_inlining_edge : cgraph_edge
indirect_offset : thunk_info
indirect_unknown_callee : cgraph_edge
induc_cond_initial_val : _stmt_vec_info
indx : bitmap_element, bitmap_head
infinite : niter_desc
info : capture_info, ddg_node, dt_simplify, elv_data, incoming_args, ipa_func_body_info, macinfo_struct, options, ssa_name_info, unprocessed_thunk, var_info, walk_stmt_info
init : df_md_bb_info, gcc_debug_hooks, hook_desc, innermost_loop_behavior, lang_hooks, location_chain, reduction, reduction_info, reg_equivs_t, symbol_priority_map
init_bb : incr_info_d
init_cond : scev_dfs
init_expr : induction
init_fun : df_problem
init_insns : equivalence, ira_reg_equiv_s
init_options : lang_hooks
init_options_struct : lang_hooks
init_priority_hash : symbol_table
init_ref : reduction
init_seq : chain
init_ts : lang_hooks
init_val : induction
initial : gimple_omp_for_iter
initial_offset : elim_table
initial_value : arg_data, reduction_info
initialize_diagnostics : lang_hooks
initializer : incr_info_d, lto_encoder_entry
inits : chain
inlinable : ipa_fn_summary
inline_entry : gcc_debug_hooks
inline_failed : cgraph_edge
inlined_to : cgraph_node
inner : address_info, eh_region_d, loop, nesting_info, oacc_loop, omp_region, parallel_g, tm_region
inner_dest : set
inner_loop_cond : vect_loop_form_info
inner_loop_cost_factor : _loop_vec_info
inner_mask : parallel_g
inner_mode : subreg_shape
innermost : data_reference
inpbitmap : input_file_st
inpisplugin : input_file_st
inpname : input_file_st
inpoutf : input_file_st
input : input_reload, ltrans_file_cache::item
input_checksum : ltrans_file_cache::item
input_location : streamer_hooks
inputs : isra_param_flow
inputs_valid : comparison
inserted_exprs : eliminate_dom_walker
insertions : eliminate_dom_walker
inside_cost : _vect_peel_extended_info
inside_switch_p : contains_label_data
insn : _fence, _list_node, arc, cand, comparison, comparison_use, count_use_info, cprop_occr, csa_reflist, ddg_node, df_insn_info, du_chain, emit_note_data, ext_cand, gcse_note_stores_info, gcse_occr, inc_insn, insn_info_type, insn_link, insn_propagation, invariant, ira_allocno_copy, iv_to_split, lra_insn_recog_data, lra_invariant, mem_insn, micro_operation, modifies_mem, move, no_conflict_data, occr, overloaded_instance, peep2_insn_data, queued_debug_insn_change, recog_data_d, reg_use, rtx_subst_pair, set_data, sloc, store_change_builder::change, unoccr, use, validate_replace_src_data, var_to_expand
insn_a : noce_if_info
insn_b : noce_if_info
insn_bitmap : lra_reg
insn_bitmaps : df_scan_problem_data
insn_cnt : store_fwd_info
insn_code : code_ptr, insn_def
insn_equiv_class_num : ainsn
insn_equiv_classes_num : automaton
insn_id : position
insn_index : insn_def
insn_info : df_base_ref
insn_num : insn_reserv, insn_reserv_decl
insn_p : pattern_routine
insn_pool : df_scan_problem_data
insn_reserv : decl
insn_reserv_decl : ainsn
insn_rtx : vinsn_def
insn_static_data : lra_insn_recog_data
insn_uid : rtx_def
insns : clobber_pat, df_d, edge_def, extraction, to_inherit, usage_insns
insns_num : description
insns_size : df_d
insns_to_delete : df_d
insns_to_notes_rescan : df_d
insns_to_rescan : df_d
insns_to_split : opt_info
insns_with_var_to_expand : opt_info
instance : memory_block_pool, type_change_info
instantiated_below : scev_info_str
int : fixed_wide_int_storage< N >, widest_int_storage< N >
int_length : tree_base
int_n : mode_data
int_start : histogram_value_t
int_value : expand_operand
integer : rtx_test
internal_arg_pointer : incoming_args
internal_cost : slpg_partition_layout_costs
internal_fn : gcall
internal_p : attr_access
into_ssa : gimplify_ctx
ints : value_range::buffer_type
intvl : histogram_value_t
inv : invariant_expr_entry, prime_ent
inv_expr_tab : ivopts_data
inv_exprs : cost_pair, iv_cand
inv_id : version_info
inv_m2 : prime_ent
inv_pattern_def_seq : vec_info
inv_store_elimination : chain
inv_vars : cost_pair, iv_cand, walk_tree_data
invalid : ipa_polymorphic_call_context, ls_expr
invalid_chain : block_info
invalid_hash : godump_container
invariant : ira_reg_equiv_s, reg_equivs_t
invariant_rtx : lra_invariant
inverse : same_succ
invert : pred_info
inverted_p : scalar_cond_masked_key
invno : def, invariant
involves_undefs : iv_cand
ipa_cached_call_context : ipa_call_context
ipa_clones_dump_file : symbol_table
ipa_escaped : pt_solution
ipa_pta : gimple_df
ipa_transforms_to_apply : cgraph_node
ipcp_clone : cgraph_node
ipcp_orig_node : ipa_node_params
ira : target_globals
ira_int : target_globals
irr_blocks : tm_region
irrevocable_blocks_clone : tm_ipa_cg_data
irrevocable_blocks_normal : tm_ipa_cg_data
is_active : jobserver_info
is_address : constraint_data, lra_operand_data, operand_alternative
is_all_contexts_clone : ipa_node_params
is_arg_equivalence : equivalence
is_artificial_var : variable_info
is_asm : recog_data_d
is_call_non_return : arc_info
is_call_return : block_info
is_call_site : block_info
is_combined_parallel : omp_region
is_commutative : expr
is_compression : lto_compression_stream
is_conditional_in_stmt : data_ref_loc, data_reference
is_connected : jobserver_info
is_const : attr_desc, table_elt
is_const_dbl : constraint_data
is_const_int : constraint_data
is_exit : nb_iter_bound
is_extra : constraint_data
is_fake_set : set
is_fn_info : variable_info
is_full_var : variable_info
is_generic : expr
is_global_var : variable_info
is_group : function_info
is_heap_var : variable_info
is_ipa_escape_point : variable_info
is_irrevocable : tm_ipa_cg_data
is_label : goto_queue_node
is_large : store_info
is_lb_inclusive : inp_domain
is_leaf : rtl_data
is_lhs : walk_stmt_info
is_memory : constraint_data
is_nested : omp_context
is_nonlocal_return : arc_info, block_info
is_not_constant : ipa_predicate
is_numeric : attr_desc
is_oper_list : user_id
is_operator : insn_operand_data, lra_operand_data, recog_data_d
is_param : parameter, rtx_test, transition
is_pointer : alias_set_entry
is_poly : poly_int_traits< T >, poly_int_traits< poly_int< N, C > >
is_read : data_ref_loc, data_reference
is_reduc_info : _stmt_vec_info
is_reg_var : variable_info
is_register : constraint_data
is_relaxed_memory : constraint_data
is_restrict_var : variable_info
is_return_callee_uncaptured : ipa_call_summary
is_rflow_valid : fixup_edge_type
is_set : store_info
is_sign_extended : generic_wide_int< storage >, wi::int_traits< extended_tree< N > >, wi::int_traits< fixed_wide_int_storage< N > >, wi::int_traits< rtx_mode_t >, wi::int_traits< unextended_tree >, wi::int_traits< wi::hwi_with_prec >, wi::int_traits< wide_int_ref_storage< SE, HDP > >, wi::int_traits< wide_int_storage >, wi::int_traits< widest_int_storage< N > >, wi::primitive_int_traits< T, signed_p >
is_simt : omplow_simd_context
is_special : attr_desc
is_special_memory : constraint_data
is_special_var : variable_info
is_stmt : dw_line_info_table
is_throw : arc_info
is_thunk : function
is_ub_inclusive : inp_domain
is_unconditional : arc_info
is_unknown_size_var : variable_info
is_used : vtbl_map_node
is_var : btf_datasec_entry
is_visited : augmenting_path_type
isl_context : scop
issue_more : _fence
issue_prefetch_p : mem_ref
it_was_placed_in_stack_for_DFA_forming : state
it_was_placed_in_stack_for_NDFA_forming : state
item : ipa_icf::sem_usage_pair
items : ipa_agg_jump_function, ltrans_file_cache
iter : gomp_for, sparseset_def
iter_inc : sparseset_def
iter_name : subst_attr_to_iter_mapping
iter_node : imm_use_iterator
iter_reg : hwloop_info_d
iter_reg_used : hwloop_info_d
iter_reg_used_outside : hwloop_info_d
iter_type : omp_for_data, ssa_op_iter
iterate : unwind_state
iterating : sparseset_def
iterations : constraint_stats
iterator : iterator_use
iterators : iterator_group, poly_bb
iters : oacc_collapse
itself : caller_statistics, ipcp_param_lattices
iv : biv_entry, iv_cand, iv_use, version_info
iv_common_cand_tab : ivopts_data
iv_common_cands : ivopts_data
iv_obstack : ivopts_data
iv_to_split_head : opt_info
iv_to_split_tail : opt_info
ivexpr_map : _loop_vec_info
ivopts_data : ifs_ivopts_data