2010-12-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* include/std/mutex (try_lock, __try_lock_impl): Fix.
	(lock): Implement using __try_lock_impl.
	* testsuite/30_threads/try_lock/2.cc: Fix logic.
	* testsuite/30_threads/try_lock/4.cc: New.
	* testsuite/30_threads/lock/1.cc: New.
	* testsuite/30_threads/lock/2.cc: New.
	* testsuite/30_threads/lock/3.cc: New.
	* testsuite/30_threads/lock/4.cc: New.

From-SVN: r167452

	PR bootstrap/46776
	* go-backend.c: New file.
	* go-c.h (go_type_alignment): Declare.
	(go_field_alignment, go_trampoline_info): Declare.
	* Make-lang.in (GO_OBJS): Add go/go-backend.o.
	(go/go-backend.o): New target.
	(go/go-lang.o): Make dependencies match source file.
	(go/expressions.o): Don't depend on $(TM_H) $(TM_P_H).
	(go/gogo-tree.o): Don't depend on $(TM_H).
Remove #include "tm.h" from gofrontend/*.cc.

From-SVN: r167451

From-SVN: r167450

	(Cond Exec Macros): ... to this.
	* doc/tm.texi: Regenerate.

From-SVN: r167446

From-SVN: r167445

From-SVN: r167444

From-SVN: r167443

	PR libffi/46792
	* configure.ac (cris-*-elf, crisv32-*-elf): Disable target-libffi.
	* configure: Regenerate.

From-SVN: r167442

From-SVN: r167440

From-SVN: r167439

From-SVN: r167437

	PR debug/46123
	* dwarf2out.c (gen_tagged_type_die): Don't put local types in
	a declaration DIE.

From-SVN: r167436

	PR c++/46058
	* tree.c (lvalue_kind) [SCOPE_REF]: Handle non-dependent case.

From-SVN: r167435

2010-12-03  Chung-Lin Tang  <cltang@codesourcery.com>

	* src/arm/sysv.S (ffi_closure_SYSV): Add UNWIND to .pad directive.
	(ffi_closure_VFP): Same.
	(ffi_call_VFP): Move down to before ffi_closure_VFP. Add '.fpu vfp'
	directive.

From-SVN: r167434

2010-12-03  Richard Guenther  <rguenther@suse.de>

	PR c/46745
	* c-pretty-print.c (pp_c_postfix_expression): Handle MEM_REF.
	(pp_c_unary_expression): Likewise.
	(pp_c_expression): Likewise.

	cp/
	* error.c (dump_expr): Handle MEM_REF.

From-SVN: r167433

From-SVN: r167432

gcc/
	* config/arm/arm.c (arm_legitimate_index_p): Split
	VALID_NEON_QREG_MODE and VALID_NEON_DREG_MODE cases.  Permit
	slightly larger constants in the latter case.
	(thumb2_legitimate_index_p): Likewise.

gcc/testsuite/
	* gcc.target/arm/neon-offset-1.c: New test.

From-SVN: r167430

	* common.opt (N, Q, Qn, Qy, Z, n, r, s, t): New options.
	* gcc.c (cc1_options): Add %{Qy:}.

ada:
	* gcc-interface/lang.opt (k8): New option.

java:
	* lang.opt (static-libgcj): New option.

From-SVN: r167429

	* gcc.c (LINK_COMMAND_SPEC): Don't handle -A, -d or -m.
	* config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
	* config/i386/djgpp.h (LINK_COMMAND_SPEC): Likewise.

From-SVN: r167428

2010-12-03  Matthias Klose  <doko@ubuntu.com> 

        * configure.ac (VERSION): Bump the version to 3:0:0.
        * configure: Regenerate.

From-SVN: r167426

2010-12-03  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/44352
	* dump-parse-tree.c (show_symbol):  Don't show formal namespace
	for statement functions in order to avoid infinite recursion.

From-SVN: r167416

	PR rtl-optimization/45354
	* sel-sched-ir.c (jump_leads_only_to_bb_p): Rename to ...
	(bb_has_removable_jump_to_p): This.  Update all callers. Make static.
	Allow BBs ending with a conditional jump.  Forbid EDGE_CROSSING jumps.
	* sel-sched-ir.h (jump_leads_only_to_bb_p): Delete prototype.

testsuite:
	* gcc.dg/tree-prof/pr45354.c: New.

From-SVN: r167415

From-SVN: r167414

2010-12-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45159
	* dependency.c (check_section_vs_section):  Pre-calculate
	the relationship between the strides and the relationship
	between the start values.  Use an integer constant one for
	that purpose.
	Forward dependencies for positive strides apply for where
	the lhs start <= rhs start and lhs stride <= rhs stride
	and vice versa for negative stride.  No need to compare
	end expressions in either case (assume no bounds violation).

2010-12-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45159
	* gfortran.dg/dependency_38.f90:  New test.

From-SVN: r167413

2010-12-02  Thomas Koenig  <tkoenig@gcc.gnu.org>

	* trans-array.c (gfc_could_be_alias):  Handle BT_CLASS
	as well as BT_DERIVED.
	(gfc_array_allocate):  Likewise.
	(gfc_conv_array_parameter):  Likewise.
	(structure_alloc_comps):  Likewise.
	(gfc_is_reallocatable_lhs):  Likewise.
	(gfc_trans_deferred_array):  Likewise.

From-SVN: r167412

2010-12-01  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* basic-block.h (struct edge_prediction): Remove forward
	declaration.
	* tree-flow.h (struct edge_prediction): Move from here...
	* predict.c (struct edge_prediction): ...to here.
	* cselib.h (struct elt_list): Move from here...
	* cselib.c (struct elt_list): ...to here.

From-SVN: r167409

* gnatvsn.adb (Gnat_Version_String): Don't overrun Ver_Len_Max.
* gnatvsn.ads (Ver_Len_Max): Bump up to 256.
* g-comver.adb (Ver_Len_Max): Likewise.

From-SVN: r167408

gcc/:
	* gcc.c (default_compilers): Add entry for ".go".
	* common.opt: Add -static-libgo as a driver option.
	* doc/install.texi (Configuration): Mention libgo as an option for
	--enable-shared.  Mention go as an option for --enable-languages.
	* doc/invoke.texi (Overall Options): Mention .go as a file name
	suffix.  Mention go as a -x option.
	* doc/frontends.texi (G++ and GCC): Mention Go as a supported
	language.
	* doc/sourcebuild.texi (Top Level): Mention libgo.
	* doc/standards.texi (Standards): Add section on Go language.
	Move references for other languages into their own section.
	* doc/contrib.texi (Contributors): Mention that I contributed the
	Go frontend.
gcc/testsuite/:
	* lib/go.exp: New file.
	* lib/go-dg.exp: New file.
	* lib/go-torture.exp: New file.
	* lib/target-supports.exp (check_compile): Match // Go.

From-SVN: r167407

2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* tree.h (struct call_expr_arg_iterator_d): Remove GTY tag.
	(const_call_expr_arg_iterator_d): Likewise.
	(expanded_location): Likewise.
	* c-tree.h (struct c_arg_tag_d): Likewise.
	* dwarf2out.c (struct cfa_loc): Likewise.
	(struct skeleton_chain_struct): Likewise.
	* except.c (struct ttypes_filter): Likewise.
	* cselib.h (struct cselib_val_struct): Likewise.
	(elt_loc_list): Likewise.
	(elt_list): Likewise.
	* varasm.c (struct addr_const): Likewise.
	* tree-flow.h (struct edge_prediction): Likewise.
	(struct int_tree_map): Likewise.
	(struct _edge_var_map): Likewise.

ada:

2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* gcc-interface/decl.c (struct subst_pair_d): Remove GTY tag.
	(variant_desc_d): Likewise.

cp:

2010-11-30  Laurynas Biveinis  <laurynas.biveinis@gmail.com>

	* cp-tree.h (struct aggr_init_expr_arg_iterator_d): Remove GTY
	tag.

From-SVN: r167406

From-SVN: r167405

	* mh-cygwin (LDFLAGS): Turn up stack allocation to 12MB.
	(BOOT_LDFLAGS): Add matching stack size flag.
	* mh-mingw (LDFLAGS): Likewise.
	(BOOT_LDFLAGS): Likewise.

From-SVN: r167400

2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46768
	* config/i386/i386.c (initial_ix86_tune_features): Turn on
	X86_TUNE_INTER_UNIT_MOVES for Core 2 and Core i7.

From-SVN: r167398

2010-12-02  H.J. Lu  <hongjiu.lu@intel.com>

	* config.gcc: Allow corei7 for --with-arch=/--with-cpu=.

From-SVN: r167397

	* configure.ac: AC_DEFINE ENABLE_BUILD_WITH_CXX.  Check for C++
	header files unordered_map, tr1/unordered_map, and ext/hash_map.
	* configure, config.in: Rebuild.

From-SVN: r167396

	PR target/46685
	* config/sparc/sparc.c (can_use_mov_pic_label_ref): New predicate.
	(sparc_expand_move): Call it to decide whether to emit the special
	mov{si,di}_pic_label_ref patterns.
	(sparc_legitimize_pic_address): Call it to decide whether to emit
	the regular PIC sequence for labels.  Fix long line.
	(sparc_file_end): Set is_thunk for the PIC helper.

From-SVN: r167395

2010-12-02  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* src/future.cc (future_category): Export compatibility symbol.
	* config/abi/pre/gnu.ver: Move _ZSt15future_categoryv to 3.4.15
	version.

From-SVN: r167394

	* tree.c (build_range_type_1): Do not SET_TYPE_STRUCTURAL_EQUALITY
	for a non-shared type.

From-SVN: r167393

2010-12-02  François Dumont  <francois.cppdevs@free.fr>                                                                                                                                                            
                                                                                                                                                                                                                   
	* testsuite/23_containers/vector/requirements/explicit_instantiation/                                                                                                                                      
	2.cc: Hide explicit instantiation with non default constructible type                                                                                                                                      
	in C++0x mode.                                                                                                                                                                                             
	* testsuite/23_containers/deque/requirements/explicit_instantiation/                                                                                                                                       
	2.cc: Likewise                                                                                                                                                                                             
	* testsuite/23_containers/list/requirements/explicit_instantiation/
	2.cc: Likewise.

From-SVN: r167391

2010-12-01  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/45297
	* tree-scalar-evolution.c (interpret_rhs_expr): Handle ADDR_EXPR
	with MEM_REFs as POINTER_PLUS_EXPR.

From-SVN: r167390

	* config/i386/linux.h, config/m32r/linux.h, config/m68k/linux.h,
	config/sparc/linux.h, config/sparc/linux64.h: Remove comments
	mentioning /lib/elf.

From-SVN: r167388