2011-10-31 Paul Brook <paul@codesourcery.com>
gcc/
* cgraphunit.c: Don't mark clones as static constructors.
gcc/testsuite/
* gcc.dg/constructor-1.c: New test.
From-SVN: r180700
* cgraph.c (dump_cgraph_node): Dump alias flag.
* cgraphunit.c (handle_alias_pairs): Handle weakrefs with no destination.
(get_alias_symbol): New function.
(output_weakrefs): Output also weakrefs with no destinatoin.
(lto_output_node): Output weakref alias flag when at function boundary.
From-SVN: r180292
* doc/invoke.texi (ffat-lto-objects): Document.
* toplev.c (compile_file): Do not output assembly when doing slim lto;
Output __gnu_slim_lto when doing slim lto.
* cgraphunit.c (ipa_passes): Do only analysis when producing slim lto.
(cgraph_optimize): Return early when doing slim lto.
* opts.c (finish_options): Complain about lack of linker plugin
when doing slim lto.
* common.opt (ffat-lto-objects): New.
Co-Authored-By: Jan Hubicka <jh@suse.cz>
From-SVN: r179271
2011-09-02 Martin Jambor <mjambor@suse.cz>
* cgraph.h (cgraph_indirect_call_info): Removed field thunk_delta.
* gimple-fold.c (gimple_get_virt_method_for_binfo): Rewritten to use
BINFO_VTABLE. Parameter delta removed, all callers updated.
* tree.c (free_lang_data_in_binfo): Clear BINFO_VIRTUALs instead
BINFO_VTABLE.
* cgraph.c (cgraph_make_edge_direct): Removed parameter delta, updated
all calls.
* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Removed
handling of thunk_delta.
* ipa-cp.c (get_indirect_edge_target): Removed parameter delta.
(devirtualization_time_bonus): Do not handle thunk deltas.
(ipcp_discover_new_direct_edges): Likewise.
* ipa-prop.c (ipa_make_edge_direct_to_target): Likewise.
(try_make_edge_direct_simple_call): Likewise.
(try_make_edge_direct_virtual_call): Likewise.
* lto-cgraph.c (output_cgraph_opt_summary_p): Likewise. Mark
parameter set as unused.
(output_edge_opt_summary): Likewise. Mark both parameters as unused.
* lto-cgraph.c (output_cgraph_opt_summary_p): Likewise. Mark
parameter set as unused.
(output_edge_opt_summary): Likewise. Mark both parameters as unused.
(input_edge_opt_summary): Likewise.
* lto-streamer-out.c (lto_output_ts_binfo_tree_pointers): Do not stream
BINFO_VIRTUALS at all.
* lto-streamer-in.c (lto_input_ts_binfo_tree_pointers): Likewise.
* testsuite/g++.dg/ipa/devirt-3.C: Added a distraction method.
* testsuite/g++.dg/ipa/ivinline-7.C: Added a test for direct call
discovery, xfailed test for inlining.
* testsuite/g++.dg/ipa/ivinline-9.C: Likewise.
From-SVN: r178472
2011-08-17 Richard Guenther <rguenther@suse.de>
* tree.h (convert_to_ptrofftype_loc): New function.
(convert_to_ptrofftype): Define.
* builtins.c (expand_builtin_bzero): Use size_type_node.
(fold_builtin_bzero): Likewise.
(std_gimplify_va_arg_expr): Build the BIT_AND_EXPR on the pointer.
* c-typeck.c (build_unary_op): Use convert_to_ptrofftype_loc.
* cgraphunit.c (thunk_adjust): Use fold_build_pointer_plus_loc.
(cgraph_redirect_edge_call_stmt_to_callee): Use size_int.
* expr.c (expand_expr_addr_expr_1): Use fold_build_pointer_plus.
* fold-const.c (build_range_check): Negate using the original
type.
(fold_unary_loc): Use fold_build_pointer_plus_loc.
* gimple-fold.c (gimple_adjust_this_by_delta): Use
convert_to_ptrofftype.
* gimplify.c (gimplify_self_mod_expr): Likewise.
* graphite-clast-to-gimple.c (clast_to_gcc_expression): Likewise.
(graphite_create_new_loop_guard): Likewise.
* graphite-sese-to-poly.c (my_long_long): Remove.
(scop_ivs_can_be_represented): Adjust.
* tree-cfg.c (verify_gimple_assign_unary): Use ptrofftype_p.
* tree-chrec.c (chrec_fold_plus_1): Use fold_build_pointer_plus.
* tree-loop-distribution.c (build_size_arg_loc): Use
size_type_node.
(generate_memset_zero): Simplify.
* tree-mudflap.c: Use fold_convert, not convert.
* tree-predcom.c (suitable_reference_p): Expand DR_OFFSET in
its own type.
(determine_offset): Likewise for DR_STEP.
(valid_initializer_p): Likewise.
* tree-profile.c (prepare_instrumented_value): Convert the pointer
to an integer type of same size.
* tree-scalar-evolution.c (interpret_rhs_expr): Do not refer
to sizetype without need.
* tree-ssa-address.c (tree_mem_ref_addr): Likewise.
* tree-ssa-loop-ivopts.c (find_bivs): Use convert_to_ptrofftype.
* tree-ssa-loop-manip.c (create_iv): Likewise.
(determine_exit_conditions): Adjust comment.
* tree-ssa-pre.c (create_expression_by_pieces): Use
convert_to_ptrofftype.
* tree-ssa-structalias.c (get_constraint_for_1): Likewise.
* varasm.c (array_size_for_constructor): Compute using double_ints.
From-SVN: r177828
2011-07-22 Martin Jambor <mjambor@suse.cz>
PR lto/49796
* cgraphunit.c (verify_edge_corresponds_to_fndecl): Return false
if decl node is in another partition, call cgraph_get_node only
once.
From-SVN: r176630
2011-07-07 Martin Jambor <mjambor@suse.cz>
PR middle-end/49495
* cgraphunit.c (verify_edge_corresponds_to_fndecl): New function.
(verify_cgraph_node): Some functinality moved to
verify_edge_corresponds_to_fndecl, call it.
From-SVN: r175998
PR tree-optimize/49373
* tree-pass.h (all_late_ipa_passes): Declare.
* cgraphunit.c (init_lowered_empty_function): Fix properties.
(cgraph_optimize): Execute late passes; remove unreachable funcions after
materialization.
* ipa-inline.c (gate_ipa_inline): Enable only when optimizing or LTOing.
* passes.c (all_late_ipa_passes): Declare.
(dump_passes, register_pass): Handle late ipa passes.
(init_optimization_passes): Move ipa_pta to late passes; schedule fixup_cfg
at beggining of all_passes.
(apply_ipa_transforms): New function.
(execute_one_pass): When doing simple ipa pass, apply all transforms.
From-SVN: r175336
* lto-symtab.c (lto_varpool_replace_node): Remove code handling
extra name aliases.
(lto_symtab_resolve_can_prevail_p): Likewise.
(lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
* cgraphbuild.c (record_reference): Remove extra body alias code.
(mark_load): Likewise.
(mark_store): Likewise.
* cgraph.h (varpool_node): Remove extra_name filed;
add alias_of and extraname_alias.
(varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
(varpool_alias_aliased_node): New inline function.
(varpool_variable_node): New function.
* cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
* ipa-ref.c (ipa_record_reference): Allow aliases on variables.
* lto-cgraph.c (lto_output_varpool_node): Update streaming.
(input_varpool_node): Likewise.
* lto-streamer-out.c (produce_symtab): Remove extra name aliases.
(varpool_externally_visible_p): Remove extra body alias code.
(function_and_variable_visibility): Likewise.
* tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
(ipa_pta_execute): Use it.
* varpool.c (varpool_remove_node): Remove extra name alias code.
(varpool_mark_needed_node): Likewise.
(varpool_analyze_pending_decls): Analyze aliases.
(assemble_aliases): New functoin.
(varpool_assemble_decl): Use it.
(varpool_create_variable_alias): New function.
(varpool_extra_name_alias): Rewrite.
(varpool_for_node_and_aliases): New function.
From-SVN: r175167
* lto-symtab.c (lto_cgraph_replace_node): Kill same body alias code.
(lto_symtab_resolve_can_prevail_p): Likewise.
(lto_symtab_merge_cgraph_nodes): Update merging of aliases.
* cgraph.c (same_body_aliases_done): New global var.
(cgraph_same_body_alias_1): Rename to ...
(cgraph_create_function_alias): ... this one; reorg to new
representation.
(cgraph_same_body_alias): Use cgraph_create_function_alias;
record references when asked to.
(cgraph_add_thunk): Fix formating.
(cgraph_get_node): Kill same body alias code.
(cgraph_node_for_asm): Likewise.
(cgraph_remove_same_body_alias): Remove.
(cgraph_remove_node): Kill same body alias code.
(cgraph_mark_address_taken_node): Mark also the aliased function
as having address taken.
(dump_cgraph_node): Dump same body aliases.
(cgraph_for_node_thunks_and_aliases): Update for new alias
representation.
(cgraph_for_node_and_aliases): Likewise.
* cgraph.h (same_body): Kll pointer.
(same_body_alias): Update comment.
(same_body_aliases_done): Declare.
(cgraph_remove_same_body_alias): Remove declaration.
(cgraph_create_function_alias): Declare.
(cgraph_process_same_body_aliases): Declare.
(cgraph_function_with_gimple_body_p): Check for alias.
(cgraph_can_remove_if_no_direct_calls_p): Look for aliases.
(cgraph_alias_aliased_node): New function.
(cgraph_function_node): Update for new aliases.
(cgraph_function_or_thunk_node): Likewise.
* ipa-inline-transform.c (can_remove_node_now_p): Look for aliases.
(inline_call): Remove dead aliases.
* cgraphunit.c (cgraph_decide_is_function_needed): Disable assembler name
hack for same body aliases.
(clone_of_p): Look through aliases.
(verify_cgraph_node): Verify aliases.
(cgraph_analyze_function): Analyze aliases; fixup C++ bugs.
(cgraph_process_same_body_aliases): New function.
(process_function_and_variable_attributes): Disable weakref warning on
alias.
(cgraph_analyze_functions): Handle aliases.
(cgraph_mark_functions_to_output): Handle aliases same way as thunks.
(assemble_thunks): Rename to ...
(assemble_thunks_and_aliases): ... this one; handle aliases, too.
(cgraph_expand_function): Remove alias output code.
(cgraph_output_in_order): Skip aliases.
(cgraph_preserve_function_body_p): Aliases don't need preserving.
* ipa-ref.c (ipa_ref_use_name): Add alias reference.
(ipa_record_reference): Do not assert on alias references.
(ipa_ref_has_aliases_p): New function.
* ipa-ref.h (enum ipa_ref_use): Add IPA_REF_ALIAS.
(ipa_ref_has_aliases_p): Declare.
* lto-cgraph.c (lto_output_node): Handle aliases.
(input_node): Likewise.
* lto-streamer-out.c (lto_output): Skip aliases.
(produce_symtab): Kill same_body_alias code.
* ipa-utils.c (ipa_reverse_postorder): Add FIXME.
(ipa_reverse_postorder): Use cgraph_only_called_directly_or_aliased_p.
* ipa-inline.c (update_caller_keys): Walk aliases.
(inline_small_functions): Fix thinko in previous patch.
* ipa.c (cgraph_externally_visible_p): Do not walk aliases.
(function_and_variable_visibility): Do not walk same body aliases.
* tree-ssa-structalias.c (associate_varinfo_to_alias): New function.
(ipa_pta_execute): Use it.
* lto.c (add_cgraph_node_to_partition_1): Break out from ...
(add_cgraph_node_to_partition) ... here; walk aliases.
(lto_1_to_1_map): Remove same body alias code.
(promote_fn): Likewise.
(lto_promote_cross_file_statics): Update comment.
* decl2.c (cp_write_global_declarations): Process aliases; look trhough
same body aliases.
From-SVN: r174952
* cgraphunit.c (cgraph_reset_node): Do not set redefined_extern_inline;
do not recompute reachable flag.
(cgraph_finalize_function, cgraph_analyze_functions): Set
redefined_extern_inline here.
From-SVN: r174877
* cgraph.c (cgraph_add_thunk): Create real function node instead
of alias node; finalize it and mark needed/reachale; arrange visibility
to be right and add it into the corresponding same comdat group list.
(dump_cgraph_node): Dump thunks.
* cgraph.h (cgraph_first_defined_function, cgraph_next_defined_function,
cgraph_function_with_gimple_body_p, cgraph_first_function_with_gimple_body,
cgraph_next_function_with_gimple_body): New functions.
(FOR_EACH_FUNCTION_WITH_GIMPLE_BODY, FOR_EACH_DEFINED_FUNCTION):
New macros.
* ipa-cp.c (ipcp_need_redirect_p): Thunks can't be redirected.
(ipcp_generate_summary): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
* cgraphunit.c (cgraph_finalize_function): Only look into possible
devirtualization when optimizing.
(verify_cgraph_node): Verify thunks.
(cgraph_analyze_function): Analyze thunks.
(cgraph_mark_functions_to_output): Output thunks only in combination
with function they are assigned to.
(assemble_thunk): Turn thunk into non-thunk; don't try to turn
alias into normal node.
(assemble_thunks): New functoin.
(cgraph_expand_function): Use it.
* lto-cgraph.c (lto_output_node): Stream thunks.
(input_overwrite_node): Stream in thunks.
* ipa-pure-const.c (analyze_function): Thunks do nothing interesting.
* lto-streamer-out.c (lto_output): Do not try to output thunk's body.
* ipa-inline.c (inline_small_functions): Use FOR_EACH_DEFINED_FUNCTION.
* ipa-inline-analysis.c (compute_inline_parameters): "Analyze" thunks.
(inline_analyze_function): Do not care about thunk jump functions.
(inline_generate_summary):Use FOR_EACH_DEFINED_FUNCTION.
* ipa-prop.c (ipa_prop_write_jump_functions): Use cgraph_function_with_gimple_body_p.
* passes.c (do_per_function_toporder): Use cgraph_function_with_gimple_body_p.
(execute_one_pass);Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY.
(ipa_write_summaries): Use cgraph_function_with_gimple_body_p.
(function_called_by_processed_nodes_p): Likewise.
* lto.c (lto_materialize_function): Use cgraph_function_with_gimple_body_p.
(add_cgraph_node_to_partition): Do not re-add items to partition; handle thunks.
(add_varpool_node_to_partition): Do not re-add items to partition.
From-SVN: r173517
2011-04-29 Martin Jambor <mjambor@suse.cz>
* cgraphunit.c (cgraph_preserve_function_body_p): Accept a cgraph
node instead of a decl. Update all callers.
* cgraph.h: Update declaration.
From-SVN: r173138
* cgraphbuild.c (build_cgraph_edges): Update call
of cgraph_create_edge and cgraph_create_indirect_edge.
* cgraph.c (cgraph_create_edge_including_clones,
cgraph_create_edge_1, cgraph_allocate_init_indirect_info,
cgraph_update_edges_for_call_stmt_node): Do not take nest
argument; do not initialize call_stmt_size/time.
(dump_cgraph_node): Do not dump nest.
(cgraph_clone_edge): Do not take loop_nest argument;
do not propagate it; do not clone call_stmt_size/time.
(cgraph_clone_node): Likewise.
(cgraph_create_virtual_clone): Update.
* cgraph.h (struct cgraph_edge): Remove
call_stmt_size/call_stmt_time/loop_nest.
(cgraph_create_edge, cgraph_create_indirect_edge,
cgraph_create_edge_including_clones, cgraph_clone_node): Update
prototype.
* tree-emutls.c (gen_emutls_addr): Update.
* ipa-inline-transform.c (update_noncloned_frequencies): Do not handle
loop_nest; handle indirect calls, too.
(clone_inlined_nodes): Do not care about updating inline summaries.
* cgraphunit.c (cgraph_copy_node_for_versioning): Update.
* lto-cgraph.c (lto_output_edge, input_node, input_edge): Do not
stream call_stmt_size/call_stmt_time/loop_nest.
* ipa-inline.c (edge_badness): Update.
(ipa_inline): dump summaries after inlining.
* ipa-inline.h (struct inline_edge_summary, inline_edge_summary_t):
new.
(inline_edge_summary): New function.
* ipa-inline-analysis.c (edge_duplication_hook_holder): New holder.
(inline_edge_removal_hook): Handle edge summaries.
(inline_edge_duplication_hook): New hook.
(inline_summary_alloc): Alloc hooks.
(initialize_growth_caches): Do not register removal hooks.
(free_growth_caches); Do not free removal hook.
(dump_inline_edge_summary): New function.
(dump_inline_summary): Use it.
(estimate_function_body_sizes, estimate_edge_size_and_time): Update.
(inline_update_callee_summaries): New function.
(inline_merge_summary): Use it.
(do_estimate_edge_time, do_estimate_edge_growth): Update.
(read_inline_edge_summary): New function.
(inline_read_section): Use it.
(write_inline_edge_summary): New function.
(inline_write_summary): Use it.
(inline_free_summary): Free edge new holders.
* tree-inline.c (copy_bb): Update.
From-SVN: r172989
* gengtype.c (open_base_files): Add ipa-inline.h include.
* ipa-cp.c (ipcp_get_lattice, ipcp_lattice_from_jfunc): Move to ipa-prop.c
update all uses.
* ipa-prop.c: (ipa_get_lattice, ipa_lattice_from_jfunc): ... here.
* ipa-inline-transform.c (inline_call): Use inline_merge_summary to merge
summary of inlined function into former caller.
* ipa-inline.c (max_benefit): Remove.
(edge_badness): Compensate for removal of benefits.
(update_caller_keys): Use reset_node_growth_cache/reset_edge_growth_cache.
(update_callee_keys): Likewise.
(update_all_callee_keys): Likewise.
(inline_small_functions): Do not collect max_benefit; do not
reset stimated_growth; call free_growth_caches and initialize_growth_caches.
* ipa-inline.h (struct condition, type clause_t, struct predicate, struct
size_time_entry): New structures.
(INLINE_SIZE_SCALE, INLINE_TIME_SCALE, MAX_CLAUSES): New constants.
(inline_summary): Remove size_inlining_benefit, time_inlining_benefit and
estimated_growth.
(edge_growth_cache_entry): New structure.
(node_growth_cache, edge_growth_cache): New global vars.
(estimate_growth): Turn into inline.
(inline_merge_summary, do_estimate_edge_growth, do_estimate_edge_time,
initialize_growth_caches, free_growth_caches): Declare.
(estimate_edge_growth): Rewrite.
(estimate_edge_time): Implement as inline cache lookup.
(reset_node_growth_cache, reset_edge_growth_cache): New inline functions.
(MAX_TIME): Reduce to allow multiplicatoin by INLINE_SIZE_SCALE.
(NUM_CONDITIONS): New constant.
(predicate_conditions): New enum.
(IS_NOT_CONSTANT): New constant.
(edge_removal_hook_holder): New var.
(node_growth_cache, edge_growth_cache): New global vars.
(true_predicate, single_cond_predicate, false_predicate, not_inlined_predicate,
add_condition, add_clause, and_predicates, or_predicates, predicates_equal_p,
evaulate_predicate, dump_condition, dump_clause, dump_predicate, account_size_time,
evaulate_conditions_for_edge): New functions.
(inline_summary_alloc): Move to heap.
(inline_node_removal_hook): Clear condition and entry vectors.
(inline_edge_removal_hook): New function.
(initialize_growth_caches, free_growth_caches): New function.
(dump_inline_summary): Update.
(edge_execution_predicate): New function.
(will_be_nonconstant_predicate): New function.
(estimate_function_body_sizes): Compute BB and constantness predicates.
(compute_inline_parameters): Do not clear estimated_growth.
(estimate_edge_size_and_time): New function.
(estimate_calls_size_and_time): New function.
(estimate_callee_size_and_time): New function.
(remap_predicate): New function.
(inline_merge_summary): New function.
(do_estimate_edge_time): New function based on...
(estimate_edge_time): ... this one.
(do_estimate_edge_growth): New function.
(do_estimate_growth): New function based on....
(estimate_growth): ... this one.
(inline_analyze_function): Analyze after deciding on jump functions.
(inline_read_section): New function.
(inline_read_summary): Use it.
(inline_write_summary): Write all the new data.
* ipa-prop.c (ipa_get_param_decl_index): Export.
(ipa_lattice_from_jfunc): Move here from ipa-cp.c
* ipa-prop.h (ipa_get_param_decl_index, ipa_lattice_from_jfunc): Declare.
(ipa_get_lattice): Move hre from ipa-cp.c
* Makefile.in (GTFILES): Add ipa-inline.h and ipa-inline-analysis.c
* params.def (PARAM_EARLY_INLINING_INSNS): Set to 11.
* cgraph.h (cgraph_clone_inlined_nodes, compute_inline_parameters,
cgraph_edge_inlinable_p): Remove.
* cgraphunit.c: Include ipainline.h
(cgraph_process_new_functions): Update call of compute_inline_parameters.
* gcc.dg/tree-ssa/pr38699.c: Fix testcase.
From-SVN: r172873
* cgrpah.h (struct cgraph_node): Remove finalized_by_frontend.
* cgrpahunit.c (cgraph_finalize_function): Do not set finalized_by_frontend.
* lto-cgraph.c (lto_output_node, input_overwrite_node): Do not stream
finalized_by_frontend.
From-SVN: r172614
* cgraphbuild.c (record_reference): Canonicalize constructor
values.
* gimple-fold.c (canonicalize_constructor_val): Accept being called
without function context.
* cgraphunit.c (cgraph_finalize_compilation_unit): Clear
current_function_decl and cfun.
From-SVN: r171903
2011-03-28 Martin Jambor <mjambor@suse.cz>
* tree-inline.c (expand_call_inline): Do not check that destination
node is analyzed.
(optimize_inline_calls): Assert that destination node is analyzed.
* cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
not call tree_lowering_passes.
* cgraph.h (cgraph_analyze_function): Declare.
* cgraphunit.c (cgraph_analyze_function): Make public.
From-SVN: r171602
PR debug/47106
PR debug/47402
* cfgexpand.c (account_used_vars_for_block): Remove.
(estimated_stack_frame_size): Use referenced vars.
* tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced
that were referenced in the original function. Test src_fn
rather than cfun. Drop redundant get_var_ann.
(setup_one_parameter): Drop redundant get_var_ann.
(declare_return_variable): Likewise.
(copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn.
(copy_arguments_for_versioning): Drop redundant get_var_ann.
* ipa-inline.c (compute_inline_parameters): Do not compute
disregard_inline_limits here.
are not available.
(compute_inlinable_for_current, pass_inlinable): New.
(pass_inline_parameters): Require PROP_referenced_vars.
* cgraphunit.c (cgraph_process_new_functions): Don't run
compute_inline_parameters explicitly unless function is in
SSA form.
(cgraph_analyze_function): Set .disregard_inline_limits.
* tree-sra.c (convert_callers): Compute inliner parameters
only for functions already in SSA form.
* g++.dg/debug/pr47106.C: New.
Co-Authored-By: Jan Hubicka <jh@suse.cz>
From-SVN: r170249
PR middle-end/31490
* output.h (SECTION_RELRO): Define.
(SECTION_MACH_DEP): Adjust.
(get_variable_section): New prototype.
* varpool.c (varpool_finalize_named_section_flags): New function.
(varpool_assemble_pending_decls): Call it.
* cgraph.h (varpool_finalize_named_section_flags): New prototype.
* cgraphunit.c (cgraph_output_in_order): Call
varpool_finalize_named_section_flags.
* varasm.c (get_section): Allow section flags conflicts between
relro and read-only sections if the section hasn't been declared yet.
Set SECTION_OVERRIDE after diagnosing section type conflict.
(get_variable_section): No longer static.
(default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for
readonly sections that need relocations.
(decl_readonly_section_1): New function.
(decl_readonly_section): Use it.
Revert:
2010-11-17 Dinar Temirbulatov <dtemirbulatov@gmail.com>
Steve Ellcey <sje@cup.hp.com>
PR middle-end/31490
* varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask
if section attribute used.
* gcc.dg/pr31490-2.c: New test.
* gcc.dg/pr31490-3.c: New test.
* gcc.dg/pr31490-4.c: New test.
From-SVN: r169804
PR target/47564
* toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx
around backend_init_target and lang_dependent_init_target calls.
* cgraphunit.c (cgraph_debug_gimple_stmt): New function.
(verify_cgraph_node): Don't call set_cfun here. Use
cgraph_debug_gimple_stmt instead of debug_gimple_stmt.
Set error_found for incorrectly represented calls to thunks.
* gcc.target/i386/pr47564.c: New test.
From-SVN: r169784
PR middle-end/46949
* cgraphunit.c (process_common_attributes): Fix use of remove_attribute.
(process_function_and_variable_attributes): Check defined weakrefs.
* gcc.dg/attr-weakref-4.c: New testcase
From-SVN: r169332
