re PR c++/37806 (CV-qualifiers on function typedef's are inconsistently accepted depending on typedef scope)

        PR c++/37806
        * g++.dg/template/typedef17.C: New test.

From-SVN: r145366

re PR c++/37806 (CV-qualifiers on function typedef's are inconsistently accepted depending on typedef scope)

        PR c++/37806
        * typeck.c (cp_apply_type_quals_to_decl): Don't apply any quals
        to a typedef.
        * tree.c (cp_build_qualified_type_real): Don't apply restrict to a
        function type.
        * decl.h (enum decl_context): Add TEMPLATE_TYPE_ARG.
        * decl.c (groktypename): Add is_template_arg parameter.
        (grokdeclarator): Allow function cv-quals on a template type arg.
        * parser.c (cp_parser_new_type_id, cp_parser_type_id): Add
        is_template_arg argument in calls to groktypename.
        * cp-tree.h: Adjust prototype.
        * error.c (dump_type_prefix, dump_type_suffix): Fix plain
        FUNCTION_TYPE printing.

        PR libstdc++/39310
        * include/tr1_impl/type_traits (is_function): Add partial
        specializations with function cv-quals.
        (__is_function_helper): Remove.
        (is_member_pointer): Don't define in terms of is_member_*_pointer.

From-SVN: r145365

        * mangle.c (write_expression): Mangle dependent name as
        source-name.

From-SVN: r145364

	* system-linux-alpha.ads (Functions_Return_By_DSP): Remove.
	* system-linux-mips.ads (Functions_Return_By_DSP): Likewise.
	* system-linux-mipsel.ads (Functions_Return_By_DSP): Likewise.
	* system-linux-s390.ads (Functions_Return_By_DSP): Likewise.
	* system-linux-s390x.ads (Functions_Return_By_DSP): Likewise.
	* system-linux-sparc.ads (Functions_Return_By_DSP): Likewise.
	* system-linux-sparcv9.ads (Functions_Return_By_DSP): Likewise.

From-SVN: r145361

        PR c++/38030, 38850, 39070
        * pt.c (type_dependent_expression_p_push): New fn.
        (tsubst_copy_and_build) [CALL_EXPR]: Only do arg-dep lookup when the
        substitution makes the call non-dependent.  Preserve koenig_p.
        * parser.c (cp_parser_postfix_expression): Only do arg-dep lookup
        for non-dependent calls.
        * semantics.c (finish_call_expr): Revert earlier changes.
        * cp-tree.h: Revert change to finish_call_expr prototype.

From-SVN: r145360

	* loop-iv.c (replace_single_def_regs, replace_in_expr): New static
	functions.
	(simplify_using_assignment, simplify_using_initial_values): Call 
	replace_in_expr to make replacements.  Call replace_single_def_regs
	once on the initial version of the expression.

From-SVN: r145357

	* loop-iv.c (simple_rhs_p): Allow more kinds of expressions.

From-SVN: r145355

	* loop-iv.c (determine_max_iter): New arg OLD_NITER.  All callers
	changed.  Use this when trying to improve the upper bound.
	Generate the comparison by using simplify_gen_relational.

From-SVN: r145354

simplify-rtx.c (simplify_relational_operation_1): Simplify (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C)...

	* simplify-rtx.c (simplify_relational_operation_1): Simplify
	(LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
	GEU/LTU reversed.

From-SVN: r145353

loop-iv.c (simplify_using_condition): A condition of the form (EQ REG CONST) can be used to simply make a substitution.

	* loop-iv.c (simplify_using_condition): A condition of the form
	(EQ REG CONST) can be used to simply make a substitution.
	(simplify_using_initial_values): Keep track of conditions we have seen
	and keep using them to simplify new expressions, while applying the
	same substitutions to them as to the expression.

From-SVN: r145352

	* loop-iv.c (suitable_set_for_replacement): Renamed from
	simplify_using_assignment; changed to return bool and to accept new
	args DEST and SRC.  Return true iff we find a source/destination pair
	that can be used to make a replacement, and fill SRC and DEST if so.
	Remove arg ALTERED.  Don't deal with altered regs here.  All callers
	changed.
	(simplify_using_initial_values): Deal with altered regs here and track
	more precisely the effect they have on the validity of our expression.

From-SVN: r145351

From-SVN: r145347

2009-03-31  Richard Guenther  <rguenther@suse.de>

	PR middle-end/31029
	* fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
	equality comparisons.  Fold C - X CMP X if C % 2 == 1.

	* gcc.dg/fold-compare-4.c: New testcase.
	* gcc.dg/fold-compare-5.c: Likewise.

From-SVN: r145345

2009-03-31  Richard Guenther  <rguenther@suse.de>

	* tree.h (div_if_zero_remainder): Declare.
	* fold-const.c (div_if_zero_remainder): Export.
	* tree-ssa-forwprop.c
	(forward_propagate_addr_into_variable_array_index): Handle
	constant array index addition outside of the variable index.

	* gcc.dg/tree-ssa/forwprop-12.c: New testcase.

From-SVN: r145343

	PR target/39592
	* config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
	define_splits, floatunssi<mode>2): Require x87 conversions from
	DImode to be permitted.

testsuite:
	* gcc.target/i386/pr39592-1.c: New test.

From-SVN: r145342

	PR preprocessor/15638
gcc:
	* c-common.c (c_cpp_error): Handle CPP_DL_FATAL.

gcc/fortran:
	* cpp.c (cb_cpp_error): Handle CPP_DL_FATAL.

gcc/testsuite:
	* gcc.dg/cpp/missing-header-1.c: New test.
	* gcc.dg/cpp/include2.c: Only test #include <>.  Expect
	"compilation terminated" message.
	* gcc.dg/cpp/include2a.c: New test.  Copy of include2.c but only
	test #include "".
	* gcc.dg/pch/counter-2.c, gcc.dg/pch/valid-1.c,
	gcc.dg/pch/valid-2.c, gcc.dg/pch/warn-1.c: Expect "compilation
	terminated" message.

libcpp:
	* files.c (_cpp_find_file): Call open_file_failed after diagnosing
	invalid PCH.
	(open_file_failed): Make error for missing file fatal.
	* include/cpplib.h (CPP_DL_FATAL): Define.

From-SVN: r145341

2009-03-31  Richard Guenther  <rguenther@suse.de>

	PR middle-end/23401
	PR middle-end/27810
	* tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
	(struct tree_decl_with_vis): Remove gimple_formal_temp member.
	* tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
	a separate statement.
	* gimplify.c (pop_gimplify_context): Remove formal temp handling.
	(lookup_tmp_var): Likewise.
	(is_gimple_formal_tmp_or_call_rhs): Remove.
	(is_gimple_reg_or_call_rhs): Rename to ...
	(is_gimple_reg_rhs_or_call): ... this.
	(is_gimple_mem_or_call_rhs): Rename to ...
	(is_gimple_mem_rhs_or_call): ... this.
	(internal_get_tmp_var): Use is_gimple_reg_rhs_or_call.  Set
	DECL_GIMPLE_REG_P only if is_formal is true.
	(gimplify_compound_lval): Use is_gimple_reg.  Remove workaround
	for non-proper post-modify expression gimplification.
	(gimplify_self_mod_expr): For post-modify expressions gimplify
	the lvalue to a minimal lvalue.
	(rhs_predicate_for): Remove formal temp case.
	(gimplify_modify_expr_rhs): Likewise.
	(gimplify_addr_expr): Use is_gimple_reg.
	(gimplify_expr): Remove formal temp cases.
	(gimple_regimplify_operands): Likewise.
	* tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
	and FILTER_EXPR like constants.
	* gimple.c (walk_gimple_op): Fix val_only initialization, use
	is_gimple_reg.
	(is_gimple_formal_tmp_rhs): Remove.
	(is_gimple_reg_rhs): Remove special casing.
	(is_gimple_mem_rhs): Fix.
	(is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
	(is_gimple_formal_tmp_var): Remove.
	(is_gimple_formal_tmp_reg): Likewise.
	(is_gimple_min_lval): Allow invariant component ref parts.
	* gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
	is_gimple_formal_tmp_reg): Remove declarations.
	* tree-cfg.c (verify_expr): Verify that variables with address
	taken do not have DECL_GIMPLE_REG_P set.
	* tree-mudflap.c (mf_build_check_statement_for): Use
	force_gimple_operand instead of gimplify_expr.

	java/
	* java-gimplify.c (java_gimplify_expr): Do not manually gimplify
	the first operand of binary and comaprison expressions.

	* gcc.dg/tree-ssa/pr23401.c: New testcase.
	* gcc.dg/tree-ssa/pr27810.c: Likewise.

From-SVN: r145338

From-SVN: r145333

	PR target/31635
	* config/rs6000/rs6000.c (rs6000_handle_option): Handle
	OPT_mvrsave.

From-SVN: r145332

2008-12-10  Steven G. Kargl  <kargls@comcast.net>

	* gfortran.dg/alloc_alloc_expr_1.f90: Adjust for new error message.
	* gfortran.dg/allocate_alloc_opt_1.f90: New test.
	* gfortran.dg/allocate_alloc_opt_2.f90: Ditto.
	* gfortran.dg/allocate_alloc_opt_3.f90: Ditto.
	* gfortran.dg/deallocate_alloc_opt_1.f90: Ditto.
	* gfortran.dg/deallocate_alloc_opt_2.f90: Ditto.
	* gfortran.dg/deallocate_alloc_opt_3.f90: Ditto.


2008-12-10  Steven G. Kargl  <kargls@comcast.net>

	* trans-stmt.c(gfc_trans_allocate): Add translation of ERRMSG.
	(gfc_trans_deallocate): Add translation of ERRMSG.  Remove stale
	comments.  Minor whitespace cleanup.
	* resolve.c(is_scalar_expr_ptr): Whitespace cleanup.
	(resolve_deallocate_expr (gfc_expr *e): Update error message.
	(resolve_allocate_expr):  Remove dead code.  Update error message.
	Move error checking to ...
	(resolve_allocate_deallocate): ... here.  Add additional error
	checking for STAT, ERRMSG, and allocate-objects.
	* match.c(gfc_match_allocate,gfc_match_deallocate):  Parse ERRMSG.
	Check for redundant uses of STAT and ERRMSG.  Reword error message
	and add checking for pointer, allocatable, and proc_pointer attributes.

From-SVN: r145331

	* configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/rs6000/rs6000.opt (mtls-markers): Add.
	* config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
	* config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
	(tls_ld_aix, tls_ld_sysv): Likewise.
	(tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
	(tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.

From-SVN: r145330

	PR libmudflap/38462
	* testsuite/libmudflap.c/fail27-frag.c: Match `mudflap dead
	object', not `mudflap object'.

From-SVN: r145328

	* config/spu/spu.c (spu_expand_prologue): Delete redundant code.

From-SVN: r145327

From-SVN: r145326

	* tree-eh.c (make_eh_edges): Set probability 100% to first edge out of RESX.
	(tree_remove_unreachable_handlers): Cleanup EH predecestor detection and label
	handling.

From-SVN: r145322

	* include/backward/hashtable.h (clear): Return quickly if the
	table is empty.

From-SVN: r145318

2009-03-30  Sergiy Vyshnevetskiy  <serg@vostok.net>

	PR preprocessor/31932:
	* internal.h: Don't mention HAVE_ICONV_H.
	* configure, config.in: Rebuild.
	* configure.ac: Don't check for iconv.h.

From-SVN: r145316

re PR fortran/22571 (Reject derived types for dummy arguments declared in the subroutine unless they are SEQUENCE)

2009-03-30  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/22571
	PR fortran/26227
	PR fortran/24886
	* symbol.c : Add gfc_global_ns_list.
	* decl.c (add_global_entry): Set the namespace ('ns') field.
	* gfortran.h : Add the resolved field to gfc_namespace. Add the
	namespace ('ns') field to gfc_gsymbol.  Add flag_whole_file to
	gfc_option_t.  Add the prototype for gfc_free_dt_list.
	* lang.opt : Add the whole-file option.
	* invoke.texi : Document the whole-file option.
	* resolve.c (resolve_global_procedure): If the fwhole-file
	option is set, reorder gsymbols to ensure that translation is
	in the right order.  Resolve the gsymbol's namespace if that
	has not occurred and then check interfaces.
	(resolve_function): Move call to resolve_global_procedure.
	(resolve_call): The same.
	(resolve_codes): Store the current labels_obstack.
	(gfc_resolve) : Return if the namespace is already resolved.
	trans-decl.c (gfc_get_extern_function_decl): If the whole_file
	option is selected, use the backend_decl of a gsymbol, if it is
	available.
	parse.c (add_global_procedure, add_global_program): If the flag
	whole-file is set, add the namespace to the gsymbol.
	(gfc_parse_file): On -fwhole-file, put procedure namespaces on
	the global namespace list.  Rearrange to do resolution of all
	the procedures in a file, followed by their translation.
	* options.c (gfc_init_options): Add -fwhole-file.
	(gfc_handle_option): The same.

2009-03-30  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/22571
	* gfortran.dg/whole_file_1.f90: New test.
	PR fortran/26227
	* gfortran.dg/whole_file_2.f90: New test.
	* gfortran.dg/whole_file_3.f90: New test.
	PR fortran/24886
	* gfortran.dg/whole_file_4.f90: New test.

From-SVN: r145314

2009-03-30  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-int.h (ira_allocno): Rename left_conflicts_num to
	left_conflicts_size.
	(ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
	ALLOCNO_LEFT_CONFLICTS_SIZE.

	* ira-color.c (allocno_spill_priority, push_allocno_to_stack,
	remove_allocno_from_bucket_and_push,
	allocno_spill_priority_compare, push_allocnos_to_stack,
	setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
	instead of ALLOCNO_LEFT_CONFLICTS_NUM.
	(setup_allocno_left_conflicts_num): Ditto.  Rename to
	setup_allocno_left_conflicts_size.
	(put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
	instead of ALLOCNO_LEFT_CONFLICTS_NUM and
	setup_allocno_left_conflicts_size instead of
	setup_allocno_left_conflicts_num.

	* ira-build.c (ira_create_allocno): Use
	ALLOCNO_LEFT_CONFLICTS_SIZE instead of
	ALLOCNO_LEFT_CONFLICTS_NUM.

From-SVN: r145312

2009-03-30  Vladimir Makarov  <vmakarov@redhat.com>

	* reload.c (push_reload, find_dummy_reload): Use df_get_live_out
	instead of DF_LR_OUT.

	* ira-lives.c (process_bb_node_lives): Ditto.

	* ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
	instead of DF_LR_{OUT,IN}.

	* ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.

	* ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.

From-SVN: r145309

f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL family of intrinsics instead of BUILT_IN_INF family.

	* f95-lang.c (gfc_init_builtin_functions): Define BUILT_IN_HUGE_VAL
	family of intrinsics instead of BUILT_IN_INF family.
	* trans-intrinsics.c (gfc_conv_intrinsic_nearest): Use
	BUILT_IN_HUGE_VAL instead of BUILT_IN_INF.

From-SVN: r145307

From-SVN: r145304

	PR middle-end/38237
	* tree.h (tree_find_value): New declaration.
	* tree.c (tree_find_value): New function.
	* varasm.c (assemble_external): Avoid duplicate entries on lists.

From-SVN: r145303

From-SVN: r145301

	PR preprocessor/39512:
	* line-map.c (linemap_init): Initialize 'reallocator' field.

From-SVN: r145300

	PR target/39558
	* macro.c (cpp_get_token): If macro_to_expand returns NULL
	and used some tokens, add CPP_PADDING before next token.

	* gcc.target/powerpc/altivec-29.c: New test.

From-SVN: r145297

	* trans-types.c (gfc_sym_type, gfc_return_by_reference): For
	sym->attr.result check sym->ns->proc_name->attr.is_bind_c.

	* gfortran.dg/bind_c_usage_19.f90: New test.

From-SVN: r145294

	PR debug/39563
	* c-decl.c (struct c_binding): Add locus field.
	(bind): Add locus argument, set locus field from it.
	(pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
	add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
	(push_file_scope, pushtag, pushdecl, pushdecl_top_level,
	implicitly_declare, undeclared_variable, lookup_label,
	declare_label, c_make_fname_decl, c_builtin_function,
	c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
	bind callers.

From-SVN: r145293

2008-03-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/38781
	* config/i386/i386.c (classify_argument): Check total size of
	structure.

From-SVN: r145292

2009-03-30  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
	IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
	IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
	respectively.

	* tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
	seen_variable_array_ref while also traversing a union.

	* tree-inline.c (optimize_inline_calls): Do not call
	cgraph_node_remove_callees.
	* cgraphbuild.c (remove_cgraph_callee_edges): New function.
	(pass_remove_cgraph_callee_edges): New variable.
	* passes.c (init_optimization_passes): Add
	pass_remove_cgraph_callee_edges after early inlining and before all
	late intraprocedural passes.

	* omp-low.c (expand_omp_taskreg): Always set current_function_decl.

From-SVN: r145291