2011-11-21  Robert Dewar  <dewar@adacore.com>

	* sem_ch6.adb (Is_Public_Subprogram_For): New procedure
	(Process_PPCs): Invariants only apply to public subprograms.

2011-11-21  Robert Dewar  <dewar@adacore.com>

	* sem_util.adb, sem_util.ads, sem_attr.adb, restrict.adb,
	restrict.ads: Fix for No_Implicit_Aliasing in the renames case.

2011-11-21  Robert Dewar  <dewar@adacore.com>

	* a-finali.ads: Use pragma Pure_12 for this unit
	* aspects.adb: Add aspect Pure_12
	* aspects.ads: Add aspect Pure_12
	* opt.ads: Add note on Pure_12
	* par-prag.adb: Add dummy entry for Pure_12
	* sem_prag.adb: Implement Pure_12 pragma
	* snames.ads-tmpl: Add Entry for Pure_12

2011-11-21  Sergey Rybin  <rybin@adacore.com frybin>

	* vms_data.ads: Add qualifiers for new gnatpp options
	'--call_threshold' and '--par_threshold".
	* gnat_ugn.texi: Add description for new gnatpp options
	'--call_threshold' and '--par_threshold".

2011-11-21  Robert Dewar  <dewar@adacore.com>

	* lib.ads: Minor reformatting.

2011-11-21  Robert Dewar  <dewar@adacore.com>

	* lib-load.ads: Add comment.

From-SVN: r181563

2011-11-21  Gary Dismukes  <dismukes@adacore.com>

	* sem_elab.adb: Minor reformatting

From-SVN: r181562

2011-11-21  Robert Dewar  <dewar@adacore.com>

	* exp_ch6.adb: Minor reformatting.

2011-11-21  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Check_Formal_Package_Instance): If a formal
	subprogram of the formal package is covered by an others
	association with a box initialization, no check is needed
	against the actual in the instantiation of the formal package.

2011-11-21  Robert Dewar  <dewar@adacore.com>

	* sem_elab.adb (Check_Internal_Call_Continue): Suppress junk
	elab warning from within precondition/postcondition etc.

From-SVN: r181561

2011-11-21  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch6.adb (Expand_Actuals): In Ada 2012, a function call
	with out parameters may generate assignments to force constraint
	checks. These checks must be properly placed in the code after the
	declaration or statement that contains the call.

2011-11-21  Fedor Rybin  <frybin@adacore.com>

	* gnat_ugn.texi: Adding info on current gnattest limitations an
	support of -X option.

2011-11-21  Robert Dewar  <dewar@adacore.com>

	* a-cfdlli.adb, a-cbdlli.adb: Minor reformatting.

From-SVN: r181559

	* Fix last ChangeLog entry.

From-SVN: r181558

2011-11-21  Daniel Krugler  <daniel.kruegler@googlemail.com>

	PR libstdc++/51185
	* include/std/type_traits (__is_base_to_derived_ref,
	__is_lvalue_to_rvalue_ref): Fix.
	* testsuite/20_util/is_constructible/51185.cc: New.
	* testsuite/20_util/is_constructible/value-2.cc: Extend.

From-SVN: r181557

	* Fix last ChangeLog entry.

From-SVN: r181556

2011-11-21  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/tuple (__conv_types, __one_by_one_convertible,
	__all_convertible): Remove.
	(tuple<>::tuple(_UElements&&...),
	tuple<>::tuple(const tuple<_UElements...>&),
	tuple<>::tuple(tuple<_UElements...>&&)): Remove wa for c++/48322.

From-SVN: r181555

	* config/avr/avr.h (struct base_arch_s): Add field sfr_offset.
	* config/avr/avr-devices.c: Ditto. And initialize it.
	* config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in define
	__AVR_SFR_OFFSET__.
	* config/avr/avr-protos.h (out_movqi_r_mr, out_movqi_mr_r): Remove.
	(out_movhi_r_mr, out_movhi_mr_r): Remove.
	(out_movsi_r_mr, out_movsi_mr_r): Remove.
	* config/avr/avr.md (*cbi, *sbi): Use %i instead of %m-0x20.
	(*insv.io, *insv.not.io): Ditto.
	* config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r): Make static.
	(print_operand): Implement "%i" to print address as I/O address.
	(output_movqi): Clean up call of out_movqi_mr_r.
	(output_movhi): Clean up call of out_movhi_mr_r.
	(avr_file_start): Use avr_current_arch->sfr_offset instead of
	magic -0x20. Use TMP_REGNO, ZERO_REGNO instead of 0, 1.
	(avr_out_sbxx_branch): Use %i instead of %m-0x20.
	(out_movqi_r_mr, out_movqi_mr_r): Ditto. And make static.
	(out_movhi_r_mr, out_movhi_mr_r): Ditto. And use avr_asm_len.
	(out_shift_with_cnt): Clean up code: Use avr_asm_len.
	(output_movsisf): Use output_reload_insisf for all CONSTANT_P sources.
	(avr_out_movpsi): USE avr_out_reload_inpsi for all CONSTANT_P sources.
	Clean up call of avr_out_store_psi.
	(output_reload_in_const): Don't cut symbols longer than 2 bytes.
	(output_reload_insisf): Filter CONST_INT_P or CONST_DOUBLE_P to
	try if setting pre-cleared register is advantageous.
	(avr_out_plus_1): Use gen_int_mode instead of GEN_INT.

From-SVN: r181552

	PR target/49313
	* config/avr/t-avr (LIB2FUNCS_EXCLUDE): Add _moddi3, _umoddi3.
	(LIB1ASMFUNCS): Add _divdi3, _udivdi3, _udivmod64, _negdi2.
	* config/avr/lib1funcs.S (wmov): New assembler macro.
	(__umoddi3, __udivdi3, __udivdi3_umoddi3): New functions.
	(__moddi3, __divdi3, __divdi3_moddi3): New functions.
	(__udivmod64): New function.
	(__negdi2): New function.

From-SVN: r181551

	*-*-freebsd*aout*): Remove.

From-SVN: r181550

expr.c (expand_expr_real_1): Correctly handle strict volatile bitfield loads smaller than mode size.

2011-11-20  Joey Ye  <joey.ye@arm.com>

	* expr.c (expand_expr_real_1): Correctly handle strict volatile
	bitfield loads smaller than mode size.

testsuite:

	* gcc.dg/volatile-bitfields-1.c: New.

From-SVN: r181549

From-SVN: r181548

	PR c++/48322
gcc/cp/
	* cp-tree.h (PACK_EXPANSION_EXTRA_ARGS): New.
	* cp-tree.def (EXPR_PACK_EXPANSION): Add an operand for it.
	* pt.c (tsubst_pack_expansion): Set and use it.
	(iterative_hash_template_arg): Hash it.
	(template_args_equal): Compare it.
	(comp_template_args_with_info): Handle nulls.
	* tree.c (cp_walk_subtrees): Walk it.
	* typeck.c (structural_comptypes): Compare it.
	* ptree.c (cxx_print_type): Print it.
libstdc++-v3/
	* include/std/tuple (tuple(_UElements&&...)): Fix SFINAE.

From-SVN: r181547

	* pt.c (type_unification_real): Set input_location
	during default arg instantiation.

From-SVN: r181546

	* update_web_docs_svn: Make $DOCSDIR group writable after
	creating it.

From-SVN: r181545

	* static-object.mk (c_flags-$o): Save c_flags.
	($(base)$(objext)): Use it.

From-SVN: r181544

From-SVN: r181543

        * config/mips/mips.c (mips_init_libfuncs): Call init_sync_libfuncs.

From-SVN: r181539

/cp
2011-11-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51230
	* pt.c (unify_inconsistency): Handle non-type parameters better.
	* error.c (dump_expr): Handle TEMPLATE_TEMPLATE_PARM.

/cp
2011-11-20  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51230
	* g++.dg/template/error46.C: New.

From-SVN: r181538

re PR target/51235 (ICE: in extract_insn, at recog.c:2137 (unrecognizable insn) with -O -ftree-vectorize -mavx2 -mxop)

	PR target/51235
	* config/i386/i386.c (ix86_expand_vcond): Generate TARGET_XOP
	patterns for supported mode only.

	PR target/51236
	* config/i386/i386.c (ix86_expand_builtin)
	<IX86_BUILTIN_GATHERALTSIV4DI>: Use CODE_FOR_avx2_gathersiv4di.

testsuite/ChangeLog:

	PR target/51235
	* gcc.target/i386/pr51235.c: New test.

	PR target/51236
	* gcc.target/i386/pr51236.c: New test.

From-SVN: r181537

	* include/backward/binders.h: Fix examples in doxygen comments and
	suggest using std::bind instead.

From-SVN: r181535

From-SVN: r181534

From-SVN: r181533

	* doc/xml/manual/appendix_contributing.xml: Do not use "here" as link
	text.
	* doc/xml/faq.xml: Likewise. Do not request standard library issues
	to be reported to the libstdc++ mailing list.
	* doc/xml/manual/status_cxx2011.xml: Document implementation-defined
	behaviour.
	* doc/xml/manual/status_cxxtr1.xml: Likewise.
	* doc/xml/manual/utilities.xml: Fix grammar, probably caused by a
	global search and replace of "part" by "chapter".
	* doc/xml/manual/shared_ptr.xml: Remove outdated information.
	* doc/xml/manual/messages.xml: Be more specific about systems where
	using 'int' for catalog handle is not a problem, mentioned LWG issue.

From-SVN: r181532

	* config/i386/i386.md (UNSPEC_MOVNTI): Remove.
	(UNSPEC_MOVNTQ): New unspec.
	* config/i386/mmx.md (sse_movntq): Rename from sse_movntdi.
	Use UNSPEC_MOVNTQ instead of UNSPEC_MOVNT.
	* config/i386/sse.md (sse2_movnti<mode>): Use UNSPEC_MOVNT instead of
	UNSPEC_MOVNTI.
	(STORENT_MODE): Add DI and V4DI modes.

From-SVN: r181531

2011-11-20  Robert Dewar  <dewar@adacore.com>

	* exp_ch6.adb, exp_util.adb: Minor reformatting

2011-11-20  Eric Botcazou  <ebotcazou@adacore.com>

	* sinfo.ads (Reference): Document that it is OK to set
	Is_Known_Non_Null on a temporary initialized to a N_Reference
	node.

2011-11-20  Matthew Heaney  <heaney@adacore.com>

	* a-cbdlli.adb, a-cfdlli.adb (Move): Set Last component to 0
	for Source list.

From-SVN: r181530

exp_ch6.adb (Make_Build_In_Place_Call_In_Assignment): Declare NEW_EXPR local variable and attach the temporary to it.

2011-11-20  Eric Botcazou  <ebotcazou@adacore.com>

	* exp_ch6.adb (Make_Build_In_Place_Call_In_Assignment):
	Declare NEW_EXPR local variable and attach the
	temporary to it.  Set Is_Known_Non_Null on the temporary.
	(Make_Build_In_Place_Call_In_Object_Declaration): Likewise.
	* exp_util.adb (Remove_Side_Effects): Set Is_Known_Non_Null on
	the temporary created to hold the 'Reference of the expression,
	if any.
	* checks.adb (Install_Null_Excluding_Check): Bail out for the
	Get_Current_Excep.all.all idiom generated by the expander.

From-SVN: r181529

	* gcc-interface/trans.c (struct language_function): Add GNAT_RET.
	(f_gnat_ret): New macro.
	(struct nrv_data): Add GNAT_RET.
	(finalize_nrv_unc_r): New helper function.
	(finalize_nrv): Add GNAT_RET parameter.  Copy it into DATA.  If the
	function returns unconstrained, use finalize_nrv_unc_r as callback.
	(return_value_ok_for_nrv_p): Test the alignment of RET_OBJ only if
	RET_OBJ is non-null.
	(Subprogram_Body_to_gnu): Pass GNAT_RET to finalize_nrv.
	(gnat_to_gnu) <N_Return_Statement>: In the return-unconstrained case,
	if optimization is enabled, record candidates for the Named Return
	Value optimization.

From-SVN: r181528

	* gcc-interface/trans.c (Subprogram_Body_to_gnu): Add comment.
	(gnat_to_gnu) <N_Return_Statement>: Add 'else' to avoid doing a useless
	test.  Tweak default case.
	<N_Goto_Statement>: Use better formatting.
	* gcc-interface/utils2.c (maybe_wrap_malloc): Use INIT_EXPR instead of
	MODIFY_EXPR to initialize the storage.
	(build_allocator): Likewise.

From-SVN: r181527

	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Record_Type>: Adjust
	call to components_to_record.
	(components_to_record): Add FIRST_FREE_POS parameter.  For the variant
	part, reuse enclosing union even if there is a representation clause
	on the Unchecked_Union.  If there is a variant part, compute the new
	first free position, if any.  Adjust call to self.  Use a single field
	directly only if it hasn't got a representation clause or is placed at
	offset zero.  Create the variant part at offset 0 if all the fields
	down to this level have a rep clause.  Do not chain the variant part
	immediately and adjust downstream.
	Do not test ALL_REP before moving the fields without rep clause to the
	previous level.  Call create_rep_part to create the REP part and force
	a minimum size on it if necessary.  Do not chain it immediately.
	Create a fake REP part if there are fields without rep clause that need
	to be laid out starting from FIRST_FREE_POS.
	At the end, chain the REP part and then the variant part.
	(create_rep_part): New function.
	(get_rep_part): Minor tweak.
	* gcc-interface/utils.c (tree_code_for_record_type): Minor tweak.

From-SVN: r181526

From-SVN: r181525

	PR gcov-profile/51113
	* coverage.c (build_var): Propagate visibility for public decls.

	testsuite/
	* gcc.misc-tests/gcov-13.c: Check gcovpart-13b coverage
	* gcc.misc-tests/gcov-16.c: New.
	* gcc.misc-tests/gcov-17.c: New.
	* g++.dg/gcov/gcov-8.C: New.
	* g++.dg/gcov/gcov-9.C: New.
	* g++.dg/gcov/gcov-10.C: New.

From-SVN: r181524

gcc/cp/

	PR c++/51194
	* pt.c (lookup_template_class_1): Go out early if the type of the
	template is error_mark_node.

gcc/testsuite/

	PR c++/51194
	* g++.dg/cpp0x/alias-decl-15.C: New test.

From-SVN: r181523

From-SVN: r181521

/cp
2011-11-19  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51216
	* semantics.c (potential_constant_expression_1): Handle IF_STMT,
	DO_STMT, FOR_STMT, and WHILE_STMT.

/testsuite
2011-11-19  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/51216
	* g++.dg/cpp0x/pr51216.C: New.

From-SVN: r181517

	PR rtl-optimization/51187
	* reorg.c (relax_delay_slots): Do not consider a jump useless if there
	is a barrier between the jump and its target label.

From-SVN: r181513

re PR middle-end/51211 (ICE: SIGSEGV in execute_tm_mark (trans-mem.c:2242) with -fgnu-tm -O -freorder-blocks -ftracer --param hot-bb-frequency-fraction=1 and __transaction_atomic)

PR middle-end/51211
        * tracer.c (ignore_bb_p): Don't copy GIMPLE_TRANSACTION.

From-SVN: r181512

From-SVN: r181511

From-SVN: r181509