* gcc-interface/utils.c (add_parallel_type): Take a TYPE instead of a
DECL and adjust. Move around.
(has_parallel_type): New predicate.
(rest_of_record_type_compilation): Return early if the type already
has a parallel type.
* gcc-interface/gigi.h (add_parallel_type): Adjust.
* gcc-interface/decl.c (gnat_to_gnu_entity): Adjust for above changes.
From-SVN: r185779
* cp-tree.h (FNDECL_USED_AUTO): New macro.
(LAMBDA_EXPR_DEDUCE_RETURN_TYPE_P): Remove.
(dependent_lambda_return_type_node): Remove.
(CPTI_DEPENDENT_LAMBDA_RETURN_TYPE): Remove.
(struct language_function): Add x_auto_return_pattern field.
(current_function_auto_return_pattern): New.
(enum tsubst_flags): Add tf_partial.
* decl.c (decls_match): Handle auto return comparison.
(duplicate_decls): Adjust error message for auto return.
(cxx_init_decl_processing): Remove dependent_lambda_return_type_node.
(cp_finish_decl): Don't do auto deduction for functions.
(grokdeclarator): Allow auto return without trailing return type in
C++1y mode.
(check_function_type): Defer checking of deduced return type.
(start_preparsed_function): Set current_function_auto_return_pattern.
(finish_function): Set deduced return type to void if not previously
deduced.
* decl2.c (change_return_type): Handle error_mark_node.
(mark_used): Always instantiate functions with deduced return type.
Complain about use if deduction isn't done.
* parser.c (cp_parser_lambda_declarator_opt): Use 'auto' for
initial return type.
(cp_parser_lambda_body): Don't deduce return type in a template.
(cp_parser_conversion_type_id): Allow auto in C++1y.
* pt.c (instantiate_class_template_1): Don't mess with
LAMBDA_EXPR_DEDUCE_RETURN_TYPE_P.
(tsubst_copy_and_build): Likewise.
(fn_type_unification, tsubst): Don't reduce the template parm level
of 'auto' during deduction.
(unify): Compare 'auto' specially.
(get_bindings): Change test.
(always_instantiate_p): Always instantiate functions with deduced
return type.
(do_auto_deduction): Handle error_mark_node and lambda context.
Don't check for use in initializer.
(contains_auto_r): Remove.
* search.c (lookup_conversions_r): Handle auto conversion function.
* semantics.c (lambda_return_type): Handle null return. Don't mess
with dependent_lambda_return_type_node.
(apply_deduced_return_type): Rename from apply_lambda_return_type.
* typeck.c (merge_types): Handle auto.
(check_return_expr): Do auto deduction.
* typeck2.c (add_exception_specifier): Fix complain check.
From-SVN: r185768
2012-03-23 Richard Guenther <rguenther@suse.de>
PR tree-optimization/52678
* tree-vectorizer.h (struct _stmt_vec_info): Add
loop_phi_evolution_part member.
(STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
Use the cached evolution part and the PHI nodes value from
the loop preheader edge instead of re-analyzing the evolution.
* gfortran.dg/pr52678.f: New testcase.
From-SVN: r185734
2012-03-22 Benjamin Kosnik <bkoz@redhat.com>
* doc/Makefile.am: XML output names have only .xml suffix.
* doc/Makefile.in: Regenerate.
From-SVN: r185716
PR c++/52671
* decl.c (check_tag_decl): Only use CLASSTYPE_TEMPLATE_INSTANTIATION
on CLASS_TYPE_P types.
* g++.dg/ext/attrib44.C: New test.
From-SVN: r185709
PR middle-end/52547
* tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
on any new_local_var_chain vars declared during recursing on
GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
* testsuite/libgomp.c/pr52547.c: New test.
From-SVN: r185707
* config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
(ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
(ASM_OUTPUT_LOCAL): Ditto.
(ASM_OUTPUT_COMMON): Remove.
* config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
* config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
From-SVN: r185700
2012-03-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/52548
* tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
because of clobbers.
(prune_clobbered_mems): New function.
(compute_antic_aux): Use it to prune ANTIC_OUT.
(compute_partial_antic_aux): Use it to prune PA_IN.
(compute_avail): Only insert expressions into EXP_GEN that
are not invalidated when translated up to the beginning of
the block.
* gcc.dg/tree-ssa/ssa-pre-29.c: New testcase.
From-SVN: r185691
2012-03-22 Paolo Carlini <paolo.carlini@oracle.com>
* include/std/array (array<>::at(size_type) const): Fix version
for undefined __EXCEPTIONS.
From-SVN: r185689
2012-03-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/52459
* tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
PHI insertion for calls.
From-SVN: r185676
* cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
find_sets_in_insn, canonicalize_insn): Split out from ...
(cse_insn): ... here.
(invalidate_from_clobbers): Take an insn instead of the pattern.
From-SVN: r185622
