2009-08-10  Dodji Seketeli  <dodji@redhat.com>

gcc/ChangeLog:
	PR c++/40866
	* tree-inline.c (copy_statement_list): The resulting copy shouldn't
	loose the original type of the statement list.

gcc/testsuite/ChangeLog:
	PR c++/40866
	* g++.dg/expr/stmt-expr-1.C: New test.

From-SVN: r150615

	* config/alpha/alpha.c: Include libfuncs.h
	(avms_asm_output_extern): New function.
	(alpha_init_libfuncs): Init some decc libfuncs.
	* config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
	* config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
	(DO_CRTL_NAMES): Define.
	(LIB_SPEC): Remove.
	* config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
	(LONG_TYPE_SIZE): Define.
	(TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
	(SUBTARGET_SWITCHES): Define malloc64 switch.
	(TARGET_DEFAULT): Default MASK_MALLOC64 set.
	(MASK_RETURN_ADDR): Define.
	doc/invoke.texi (mmalloc64): Document switch.

From-SVN: r150614

	* config/alpha/alpha.c (struct machine_function): New flag for VMS,
	uses_condition_handler.
	(alpha_expand_builtin_establish_vms_condition_handler): New expander.
	(alpha_expand_builtin_revert_vms_condition_handler): New expander.
	(enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
	and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
	(code_for_builtin): New insn codes for the new alpha_builtins.
	(alpha_init_builtins): Register the new functions as BUILT_IN_MD.
	(alpha_sa_size): Account for uses_condition_handler.
	(alpha_expand_prologue): Likewise.
	(alpha_start_function): Likewise.
	(alpha_expand_epilogue): Likewise.
	* config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
	establish/revert expanders.
	* config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
	* config/alpha/alpha.md	(builtin_establish_vms_condition_handler):
	New expander, resorting to the alpha.c associated function.
	(builtin_revert_vms_condition_handler): Likewise.
	* config/alpha/vms-gcc_shell_handler.c: New file. Implements
	__gcc_shell_handler, the static VMS condition handler used as
	an indirection wrapper to the current dynamically established
	handler.
	* config/alpha/vms-unwind.h: Complete rewrite.
	* config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
	* config/alpha/vms.h (MD_UNWIND_SUPPORT):
	

Co-Authored-By: Douglas B Rupp <rupp@gnat.com>

From-SVN: r150612

	* config/alpha/alpha.c (alpha_links): Add 'target' field.
	(alpha_need_linkage): Handle aliases.  Return function symbol.
	(alpha_use_linkage): Rename 'linkage' argument to 'func'.
	Use ultimate alias target for the linkage name.
	* config/alpha/alpha.md (movmemdi): Use the symbol returned
	by alpha_need_linkage for the function symbol.
	(setmemdi): Likewise.


Co-Authored-By: Douglas B Rupp <rupp@gnat.com>

From-SVN: r150611

	* config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
	* config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
	(ASM_WEAKEN_LABEL): Define.
	(CRT_CALL_STATIC_FUNCTION): Define.
	(STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
	(ENDFILE_SPEC): Define.
	(INIT_SECTION_ASM_OP): Define.
	* config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
	* config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
	crtend.o crtendS.o.
	(MULTILIB_OSDIRNAMES): Define.
	(shlib_version): Define.
	(SHLIB_EXT): Define.
	(SHLIB_OBJS): Define.
	(SHLIB_NAME): Define.
	(SHLIB_MULTILIB): Define.
	(SHLIB_INSTALL): Define.
	(SHLIB_SYMVEC): Define.
	(SHLIB_SYMVECX2): Define.
	(SHLIB_LINK): Define.

From-SVN: r150610

alpha.c (alpha_initialize_trampoline): Initialize VMS trampoline IAW ABI for bounded procedure calls.


	* config/alpha/alpha.c (alpha_initialize_trampoline):
	Initialize VMS trampoline IAW ABI for bounded procedure calls.
	(alpha_start_function): Emit transfer address on nested functions
	for VMS trampoline call.
	* config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
	since no longer used.
	* config/alpha/vms-tramp.asm: Remove.
	* config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
	since now only data initialized at runtime.

From-SVN: r150609

	* config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
	(LINK_GCC_C_SEQUENCE_SPEC): Define.
	(MD_EXEC_PREFIX): Remove, no longer used.
	(MD_STARTFILE_PREFIX): Likewise.
	(INCLUDE_DEFAULTS): Likewise.
	* config/alpha/t-vms:
	(vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.

From-SVN: r150608

From-SVN: r150603

2009-08-09  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/41016
	* tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification
	bug.
	(operand_precision): Remove.
	(integral_operand_p): Likewise.
	(recognize_single_bit_test): Adjust.

	* gcc.c-torture/compile/pr41016.c: New testcase.

From-SVN: r150595

gcc/
	* c-common.c (c_fully_fold_internal): Issue a warning if a binary
	operation overflows.  Likewise non-cast unary arithmetic.
	If one arm of a conditional expression is always taken,
	inhibit evaluation warnings for the other arm.  Likewise inhibit
	evaluation warnings for the second && or || operand if the first
	operand is enough to determine the result.
	* c-typeck.c (build_conditional_expr): Apply the same inhibition
	rules here.
	(build_binary_op): Prevent duplicate evaluation warnings.

gcc/testsuite/
	* gcc.dg/overflow-warn-8.c: New test.

From-SVN: r150594

tree-out-of-ssa.c (insert_value_copy_on_edge): If the source and destination have different modes...

gcc/
	* tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
	and destination have different modes, Use promote_mode to
	determine the signedness of the conversion.  Assert that the
	promoted source mode matches the destination mode.  Don't pass
	the destination and destination mode to expand_expr if the source
	mode is different.  Simplify conversion logic.

From-SVN: r150592

	PR tree-optimization/41008
	* tree-vect-loop.c (vect_is_simple_reduction): Get operands
	from condition only in case it's a comparison. Adjust checks.

From-SVN: r150591

	PR libfortran/40549
	* Makefile.in (LTLDFLAGS): Add -no-undefined.
	* Makefile.am: Regenerate.
	* libgfortran.h: Remove unused block of code.

From-SVN: r150590

2009-08-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/40955
        * gfortran.h (ext_attr_id_t): Add typedef for this enum.
        (gfc_add_ext_attribute): Use it.
        * decl.c (gfc_match_gcc_attributes): Ditto.
        * expr.c (gfc_check_pointer_assign): Ditto.
        * symbol.c (gfc_add_ext_attribute): Ditto.
        (gfc_copy_attr): Copy also ext_attr.
        * resolve.c (resolve_fl_derived,resolve_symbol): Ditto.
        * module.c (mio_symbol_attribute): Save ext_attr in the mod
        * file.

2009-08-05  Tobias Burnus  <burnus@net-b.de>

        PR fortran/40955
        * gfortran.dg/module_md5_1.f90: Update MD5 check sum.

From-SVN: r150589

	* tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
	* tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
	* tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
	(enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
	(dump_cand): Handle them.
	(struct iv_cand): New members COST_STEP and AINC_USE.
	(stmt_after_increment): Likewise.
	(stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos.  All
	callers changed.  Use gimple_uid comparison instead of scanning.
	(add_candidate_1): When looking for identical candidates, take
	AINC_USE into account.  Set it for new candidates.
	(force_expr_to_var_cost): Cast target_spill_cost to int.
	(get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
	All callers changed.  Check for availability of autoinc addressing
	modes, both in general for a given mode, and in the specific use
	case.
	(get_computation_cost_at): New argument CAN_AUTOINC.  All callers
	changed.
	(get_computation_cost): Likewise.
	(autoinc_possible_for_pair, set_autoinc_for_original_candidates,
	add_autoinc_candidates): New static functions.
	(add_candidate): Call add_autoinc_candidates for candidates based on
	a USE_ADDRESS use.
	(find_iv_candidates): Call set_autoinc_for_original_candidates.
	(determine_use_iv_cost_address): If we have an autoinc candidate at
	the matching use, verify autoinc is possible and subtract the cost
	of the candidate's step from the cost.
	(determine_iv_cost): Record the cost of the increment in the COST_STEP
	member of the candidate.
	(tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
	determine_use_iv_costs.  Call renumber_gimple_stmt_uids_in_blocks.

testsuite/
	* gcc.target/bfin/loop-autoinc.c: New file.

From-SVN: r150588

	* config.build (ia64-hp-*vms*): New target.
	(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
	with ia64-hp-*vms*.
	* config.gcc (ia64-hp-*vms*): New target.
	(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
	with ia64-hp-*vms*.
	* config.host (ia64-hp-*vms*): New target.
	(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
	with ia64-hp-*vms*.
	* libgcc/config.host (ia64-hp-*vms*): New target.
	(alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
	with ia64-hp-*vms*.

From-SVN: r150587

From-SVN: r150584

2009-08-08  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/40991
	* tree-ssa-pre.c (eliminate): Delay purging EH edges.

	* g++.dg/torture/pr40991.C: New testcase.

From-SVN: r150580

2009-08-08  Laurent GUERBY  <laurent@guerby.net>

        * ada/acats/support/impdef.a: Tweak timing constants. Add
        Long_Minimum_Task_Switch and Long_Switch_To_New_Task.
        * ada/acats/tests/c9/c940005.a: Use new timing constants.
        * ada/acats/tests/c9/c940007.a: Likewise.
        * ada/acats/tests/c9/c94001c.ada: Likewise.
        * ada/acats/tests/c9/c94006a.ada: Likewise.
        * ada/acats/tests/c9/c94008c.ada: Likewise.
        * ada/acats/tests/c9/c951002.a: Likewise.
        * ada/acats/tests/c9/c954a01.a: Likewise.
        * ada/acats/tests/c9/c96001a.ada: Likewise.
        * ada/acats/tests/c9/c97307a.ada: Likewise.

From-SVN: r150579

gcc/
	* combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
	mode check.  Do truncations in an integer mode.
	(force_to_mode): Handle subregs for all mode types.  Only do
	arithmetic simplifications on integer modes.

From-SVN: r150578

From-SVN: r150577

2009-08-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/40999
	* tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
	(maybe_fold_reference): Lookup constant initializers.
	(fold_gimple_assign): Likewise.

	* gfortran.dg/pr40999.f: New testcase.

From-SVN: r150572

2009-08-07  Dodji Seketeli  <dodji@redhat.com>

	PR c++/39987
	* gcc/testsuite/g++.dg/overload/defarg4.C: Oops, forgot to add
	the testcase.

From-SVN: r150568

hash.cc (hash<string>::operator()(string), hash<wstring>::operator()(wstring)): Do not decorate as throwing nothing.

2009-08-07  Paolo Carlini  <paolo.carlini@oracle.com>

	* src/hash.cc (hash<string>::operator()(string),
	hash<wstring>::operator()(wstring)): Do not decorate as throwing
	nothing.
	* include/bits/functional_hash.h (hash<error_code>::
	operator()(error_code)): Likewise.

From-SVN: r150566

2009-08-07  Javier Miranda  <miranda@adacore.com>

	* exp_ch7.adb (Wrap_Transient_Expression): Add missing adjustment of
	SCIL node.

From-SVN: r150565

2009-08-07  Robert Dewar  <dewar@adacore.com>

	* sem_warn.adb (Warn_On_Unreferenced_Entity): Fix obvious typo.

2009-08-07  Vincent Celier  <celier@adacore.com>

	* gnatcmd.adb (GNATCmd): If -U is not used, one and only one main is
	specified on the command line and there are switches in the Compiler
	package of the project file, use these compilation switches to invoke
	the tool.

2009-08-07  Ben Brosgol  <brosgol@adacore.com>

	* gnat_ugn.texi: Wordsmithing edits at beginning of gnatcheck chapter.

2009-08-07  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch10.adb (Analyze_Proper_Body): Indicate name of missing subunit
	even if not in main unit, to simplify debugging.

2009-08-07  Arnaud Charlet  <charlet@adacore.com>

	* gcc-interface/Makefile.in: Fix handling of GCC_FOR_TARGET.
	* gcc-interface/Make-lang.in: Update dependencies.

From-SVN: r150564

2009-08-07  Robert Dewar  <dewar@adacore.com>

	* types.ads: Minor reformatting
	* sem_ch12.ads (Check_Generic_Child_Unit): Add missing documentation.
	* frontend.adb, sem_warn.adb, sem_warn.ads: Fix spelling of
	Output_Non_Modified_In_Out_Warnings.
	* sem_ch13.adb: Remove ??? comment.

2009-08-07  Vincent Celier  <celier@adacore.com>

	* mlib-prj.adb (Build_Library): Include binder generate object file
	for SAL when library name is only one character.

From-SVN: r150563

2009-08-07  Thomas Quinot  <quinot@adacore.com>

	* targparm.adb: Minor reformatting
	* sem.adb: Minor reformatting
	* exp_ch4.adb (Expand_N_Conditional_Expression): Add comment.

2009-08-07  Emmanuel Briot  <briot@adacore.com>

	* prj-conf.adb: Remove duplicate directory separator in the output when
	an object directory does not exist.

2009-08-07  Robert Dewar  <dewar@adacore.com>

	* exp_util.adb: Minor reformatting

2009-08-07  Vincent Celier  <celier@adacore.com>

	* mlib-prj.adb (Build_Library): Fixed bug in name of ALI file (wrong
	length used).

2009-08-07  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch9.adb (Expand_N_Protected_Type_Declaration): In Ravenscar mode,
	detect non-static private components that will violate restriction
	No_Implicit_Heap_Allocation.

2009-08-07  Ben Brosgol  <brosgol@adacore.com>

	* gnat_ugn.texi: Edited Rule Exemption section of gnatcheck chapter.

From-SVN: r150562

	* dwarf2out.c (output_fde): When doing hot/cold partitioning, use
	fde->dw_fde_begin as begin label instead of hot/cold label.
	Use LLSDAC label instead of LLSDA for second section lsda.
	(dwarf2out_do_cfi_startproc): Add SECOND argument.  Use LLSDAC
	label instead of LLSDA if it is true.
	(dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
	callers.
	* except.c (add_call_site, dw2_size_of_call_site_table): Add
	SECTION argument.  Use it as index into crtl->eh.call_site_record
	array.
	(dw2_output_call_site_table): Likewise.  Add CS_FORMAT argument,
	use it to determine how to print table entries instead of using
	#ifdef HAVE_AS_LEB128.  For SECTION > 0 use hot resp. cold
	label instead of normal begin label as base.
	(sjlj_assign_call_site_values): Adjust add_call_site caller.
	(convert_to_eh_region_ranges): When doing hot/cold partitioning,
	ensure no EH range spans between sections and that landing pads
	are always in the corresponding section.
	(sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
	for crtl->eh.call_site_record being an array rather than scalar.
	(output_one_function_exception_table): New function, copied
	from output_function_exception_table.  Adjust
	dw2_size_of_call_site_table, dw2_output_call_site_table
	callers.  For SECOND section use *C suffixed labels.
	(output_function_exception_table): Call
	output_one_function_exception_table and, when doing hot/cold
	partitioning, also another time for the second section.
	* opts.c: Include except.h.
	(decode_options): Allow -freorder-blocks-and-partition with
	exceptions, unless SJLJ or TARGET_UNWIND_INFO.
	* Makefile.in (opts.o): Depend on $(EXCEPT_H).
	* function.h (struct rtl_eh): Change call_site_record from
	scalar into array of 2 elements.

	* g++.dg/tree-prof/partition1.C: New test.

From-SVN: r150560

tree-ssa.c (useless_type_conversion_p_1): Only for types that require structural equality defer to the langhook.

2009-08-07  Richard Guenther  <rguenther@suse.de>

	* tree-ssa.c (useless_type_conversion_p_1): Only for types
	that require structural equality defer to the langhook.

From-SVN: r150559

2009-08-07  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
	comments.
	(struct ipa_pass_through_data): New type.
	(struct ipa_ancestor_jf_data): New type.
	(union jump_func_value): Removed field formal_id, added fields
	pass_through and ancestor.
	(struct ipa_param_call_note): Changed type of formal_id to int from
	unsigned.
	* ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
	operations jump functions and ancestor jump functions.
	(compute_complex_pass_through): New function.
	(compute_scalar_jump_functions): Call compute_complex_pass_through,
	reflect changes in the jump function strucutre.
	(update_jump_functions_after_inlining): Ignore complex pass-through
	and ancestor jump functions.
	* ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
	polynomial pass-through with operation jump functions.

From-SVN: r150554

	* dwarf2out.c (output_fde): When doing hot/cold partitioning, use
	fde->dw_fde_begin as begin label instead of hot/cold label.
	Use LLSDAC label instead of LLSDA for second section lsda.
	(dwarf2out_do_cfi_startproc): Add SECOND argument.  Use LLSDAC
	label instead of LLSDA if it is true.
	(dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
	callers.
	* except.c (add_call_site, dw2_size_of_call_site_table): Add
	SECTION argument.  Use it as index into crtl->eh.call_site_record
	array.
	(dw2_output_call_site_table): Likewise.  Add CS_FORMAT argument,
	use it to determine how to print table entries instead of using
	#ifdef HAVE_AS_LEB128.  For SECTION > 0 use hot resp. cold
	label instead of normal begin label as base.
	(sjlj_assign_call_site_values): Adjust add_call_site caller.
	(convert_to_eh_region_ranges): When doing hot/cold partitioning,
	ensure no EH range spans between sections and that landing pads
	are always in the corresponding section.
	(sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
	for crtl->eh.call_site_record being an array rather than scalar.
	(output_one_function_exception_table): New function, copied
	from output_function_exception_table.  Adjust
	dw2_size_of_call_site_table, dw2_output_call_site_table
	callers.  For SECOND section use *C suffixed labels.
	(output_function_exception_table): Call
	output_one_function_exception_table and, when doing hot/cold
	partitioning, also another time for the second section.
	* opts.c: Include except.h.
	(decode_options): Allow -freorder-blocks-and-partition with
	exceptions, unless SJLJ or TARGET_UNWIND_INFO.
	* Makefile.in (opts.o): Depend on $(EXCEPT_H).
	* function.h (struct rtl_eh): Change call_site_record from
	scalar into array of 2 elements.

	* g++.dg/tree-prof/partition1.C: New test.

From-SVN: r150553

2009-08-07  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (count_formal_params_1): New function.
	(ipa_get_vector_of_formal_parms): New function.
	(get_vector_of_formal_parm_types): New function.
	(ipa_modify_formal_parameters): New function.
	(ipa_modify_call_arguments): New function.
	(index_in_adjustments_multiple_times_p): New function.
	(ipa_combine_adjustments): New function.
	(ipa_dump_param_adjustments): New function.

	* ipa-prop.h (struct ipa_parm_adjustment): New type.
	(ipa_get_vector_of_formal_parms): Declare.
	(ipa_modify_formal_parameters): Declare.
	(ipa_modify_call_arguments): Declare.
	(ipa_combine_adjustments): Declare.
	(ipa_dump_param_adjustments): Declare.
	(build_ref_for_offset): Declare.

	* Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.

	* tree-sra.c: Include ipa-prop.c.
	(build_ref_for_offset): Make public.

From-SVN: r150551

From-SVN: r150550

	* gcc/doc/extend.texi (__builtin_extract_return_address)
	(__builtin_frob_return_address): Document.

From-SVN: r150546

	* config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
	(udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
	implementation on ARMv6-M.

From-SVN: r150545

From-SVN: r150544

From-SVN: r150541

2009-08-06  Benjamin Kosnik  <bkoz@redhat.com>

	* src/compatibility.cc: Make C++0x safe, add in explicit casts to
        bool for stream sentry objects.
        * include/bits/istream.tcc: Same.
        * include/bits/ostream.tcc: Same.
        * include/bits/basic_string.tcc: Same.
	* include/bits/ostream_insert.h: Same.
        * src/istream.cc: Same.

From-SVN: r150539

	* gcc.target/arm/abitest.h: Allow the test function to have a PCS
	attribute.
	* gcc.target/arm/vfp1[567].c: New tests.

From-SVN: r150536