* doc/install.texi (powerpc-*-darwin*): Update reference to
	Apple Developer Tools.

From-SVN: r168379

	PR target/47084
	* config/mn10300/linux.h (PRINT_OPERAND): Update for name changes
	to mn10300_print_operand / mn10300_print_operand_address.

From-SVN: r168378

	PR target/47114
	* config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): Add
	ATTRIBUTE_UNUSED to declaration.
	(rs6000_elf_asm_out_destructor): Likewise.

From-SVN: r168377

	PR target/47135
	* config/pdp11/pdp11.c (pdp11_asm_print_operand_punct_valid_p): Change
	type to match target.def .

From-SVN: r168376

gcc/
2010-12-15  Ken Werner  <ken.werner@de.ibm.com>

	* config/arm/sync.md (sync_clobber, sync_t2_reqd): New code attribute.
	(arm_sync_old_<sync_optab>si, arm_sync_old_<sync_optab><mode>): Use
	the sync_clobber and sync_t2_reqd code attributes.
	* config/arm/arm.c (arm_output_sync_loop): Reverse the operation if
	the t2 argument is NULL.

From-SVN: r168375

From-SVN: r168374

	PR go/47113
	* go-backend.c: (go_field_alignment): Add ATTRIBUTE_UNUSED to
	variable ‘field’ .

From-SVN: r168373

From-SVN: r168372

From-SVN: r168371

* gcc.c-torture/execute/ieee/ieee.exp: Skip if pdp11.
* gcc.c-torture/compile/20000804-1.c: Skip if pdp11 -O0.
* gcc.c-torture/compile/20020312-1.c: Ditto.
* gcc.c-torture/compile/20040101-1.c: Skip if pdp11 -O1, -O2, or
-Os.

From-SVN: r168370

	PR target/47112
	* config/mips/r3900.h: Update Copyright years.
	(MIPS_CPU_STRING_DEFAULT): Undef before defining.
	(MULTILIB_DEFAULTS, MIPS_ABI_DEFAULT, SUBTARGET_CC1_SPEC): Likewise.

From-SVN: r168369

* config/pdp11/pdp11.h (PRINT_OPERAND): Delete.
* config/pdp11/pdp11.c (TARGET_PRINT_OPERAND,
TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define
(pdp11_asm_print_operand, pdp11_asm_print_operand_punct_valid_p):
New function.
* config/pdp11/pdp11.md (tablejump): Fix generated assembly.

From-SVN: r168368

2010-12-31  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/47065
	* frontend-passes.c (count_arglist):  Static variable to
	count the nesting of argument lists.
	(optimize_code):  Set count_arglist to 1 if within a call
	statement, to 0 otherwise.
	(optimize_trim):  New function.
	(optimize_expr):  Adjust count_arglist.  Call optimize_trim.

2010-12-31  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/47065
	* gfortran.dg/trim_optimize_3.f90:  New test.
	* gfortran.dg/trim_optimize_4.f90:  New test.

From-SVN: r168367

2010-12-31  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45338
	* resolve.c (resolve_operator):  Mark function for user-defined
	operator as referenced.

2010-12-31  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/45338
	* gfortran.dg/userdef_operator_2.f90:  New test case.

From-SVN: r168366

	PR target/47111
	* config/rtems.h (NO_IMPLICIT_EXTERN_C): Undef before defining.

From-SVN: r168365

From-SVN: r168364

2010-12-31  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46971
	* gfortran.h (gfc_hash_value): Add prototype.
	* class.c (get_unique_type_string): Check if proc_name is present and
	make sure string contains an underscore.
	(get_unique_hashed_string): New function which creates a hashed string
	if the given unique string is too long.
	(gfc_hash_value): Moved here from decl.c, renamed and simplified.
	(gfc_build_class_symbol, gfc_find_derived_vtab): Use hashed strings.
	* decl.c (hash_value): Moved to class.c.
	(gfc_match_derived_decl): Renamed 'hash_value'.


2010-12-31  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/46971
	* gfortran.dg/class_33.f90: New.

From-SVN: r168363

From-SVN: r168362

	* config/openbsd.opt: New.
	* config.gcc (alpha*-*-openbsd*,
	i[34567]86-*-openbsd2.*|i[34567]86-*openbsd3.[0123],
	i[34567]86-*-openbsd*, m68k*-*-openbsd*, mips*-*-openbsd*,
	sparc64-*-openbsd*, vax-*-openbsd*): Use openbsd.opt.

From-SVN: r168358

From-SVN: r168357

In gcc/objc/:
2010-12-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc-act.c (objc_types_are_equivalent): Fixed comparing protocol
	lists.  Check them two-ways to fix comparisons when one protocol
	implements the other one, or when one list contains duplicated
	protocols.

In gcc/testsuite/:
2010-12-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc.dg/method-conflict-3.m: New.
	* objc.dg/method-conflict-4.m: New.	
	* obj-c++.dg/method-conflict-3.m: New.	
	* obj-c++.dg/method-conflict-4.mm: New.

From-SVN: r168356

	* config/pa/pa.md: Add ",*" condition to 64-bit add/subtract boolean
	patterns.

From-SVN: r168352

	PR target/47038
	* config/sparc/sparc.c (sparc_file_end): Call resolve_unique_section
	on the GOT helper if USE_HIDDEN_LINKONCE.

From-SVN: r168351

In gcc/objc/:
2010-12-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc-act.c (objc_add_method): When emitting an error because a
	method with the same name but conflicting types is found in the
	same class or category interface, print a note with the location
	of the original method.  Also, improved the error message to
	clearly state that the conflict is due to conflicting types, and
	produce it for protocols as well.  Emit an error if two identical
	methods are declared in a protocol, but one is @required and the
	other one is @optional.  When

In gcc/testsuite/:
2010-12-30  Nicola Pero  <nicola.pero@meta-innovation.com>
	
	* objc.dg/class-extension-3.m: Updated.
	* objc.dg/method-1.m: Updated.
	* objc.dg/method-conflict-1.m: New.
	* objc.dg/method-conflict-2.m: New.	
	* obj-c++.dg/class-extension-3.mm: Updated.
	* obj-c++.dg/method-8.mm: Updated.
	* obj-c++.dg/method-conflict-1.mm: New.
	* obj-c++.dg/method-conflict-2.mm: New.

From-SVN: r168350

	PR target/47097
	* config/i386/lynx.h (DBX_REGISTER_NUMBER): Add cast to avoid
	mixing signed and unsigned types in conditional expression.

From-SVN: r168349

	PR c/46889
	* c-decl.c (detect_field_duplicates): Ensure hash is used for
	finding duplicates when first field is anonymous.

testsuite:
	* gcc.dg/anon-struct-15.c: New test.

From-SVN: r168348

gcc/
        PR target/44606
        * reload1.c (choose_reload_regs): Don't look for equivalences for
        output reloads of constant loads.

gcc/testsuite/
        PR target/44606
        * gcc.dg/pr44606.c: New test.

From-SVN: r168347

	PR target/47101
	* vmsdbgout.c (vmsdbgout_init): Rename main_input_filename to filename.
	(vmsdbgout_finish): Likewise.

From-SVN: r168346

	PR target/47063
	* config/alpha/vms.h (MALLOC_ALIGNMENT): Don't undef / define.
	(MALLOC_ABI_ALIGNMENT): Undef / define.

From-SVN: r168345

emit-rtl.c (set_mem_attributes_minus_bitpos): Explicitly derive default values from MEM mode if no memory attributes are present.

	* emit-rtl.c (set_mem_attributes_minus_bitpos): Explicitly derive
	default values from MEM mode if no memory attributes are present.
	Do not use mode alignment, even on STRICT_ALIGNMENT targets, when
	called with an expression (not a type).

From-SVN: r168344

2010-12-30  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (upper_128bits_state): Remove comments.
	(block_info_def): Add unchanged.
	(move_or_delete_vzeroupper_2): Short circuit if upper 128bits
	are unchanged in the block.

From-SVN: r168343

gcc/

2010-12-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46519
	* config/i386/i386.c (block_info_def): Remove referenced, count
	and rescanned.
	(move_or_delete_vzeroupper_2): Updated.
	(move_or_delete_vzeroupper_1): Rewritten to avoid recursive call.
	(rescan_move_or_delete_vzeroupper): Removed.
	(move_or_delete_vzeroupper): Repeat processing all basic blocks
	until no basic block state is changed to used at exit.

gcc/testsuite/

2010-12-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/46519
	* gfortran.dg/pr46519-2.f90: New.

From-SVN: r168342

From-SVN: r168341

2010-12-30  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47085
	* match.c (gfc_match_allocate): Check for 'class_ok'.
	* primary.c (gfc_match_varspec): Ditto.


2010-12-30  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/47085
	* gfortran.dg/allocate_class_1.f90: New.

From-SVN: r168340

2010-12-30  Kai Tietz  <kai.tietz@onevision.com>

        PR testsuite/47050
        * gcc.target/i386/aggregate-ret1.c: Restrict to ilp32.
        * gcc.target/i386/aggregate-ret2.c: Likewise.

From-SVN: r168339

* config/pdp11/pdp11.md (movmemhi, movmemhi1): Correct
constraints. 
* config/pdp11/pdp11.c (output_block_move): Rewrite.

From-SVN: r168338

In gcc/objc/:
2010-12-30  Nicola Pero  <nicola@nicola.brainstorm.co.uk>

	* objc-act.c (start_class): Warn when a class attribute is
	ignored.
	(objc_declare_protocols): Warn when a protocol attribute in a
	protocol forward-declaration is ignored.
	(start_protocol): Warn when a protocol attribute is ignored.

In gcc/testsuite/:
2010-12-30  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc.dg/attributes/class-attribute-3.m: New.
	* objc.dg/attributes/proto-attribute-4.m: New.
	* obj-c++.dg/attributes/class-attribute-3.mm: New.
	* obj-c++.dg/attributes/proto-attribute-4.mm: New.

From-SVN: r168337

re PR tree-optimization/47060 (ICE: SIGSEGV in reduction_phi (tree-parloops.c:212) with -O -ffast-math -ftree-parallelize-loops=2 -fno-tree-dce)

	PR tree-optimization/47060
	* tree-parloops.c (reduction_phi): Return NULL if PHI is NULL.

	* gcc.dg/autopar/pr47060.c: New test.

From-SVN: r168336

* config/pdp11/pdp11-protos.h (pdp11_asm_output_var): Declare.
* config/pdp11/pdp11.c (pdp11_asm_output_var): New function.
* config/pdp11/pdp11.h (ASM_OUTPUT_ALIGNED_COMMON,
ASM_OUTPUT_ALIGNED_LOCAL): New macros.
(ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Delete.

From-SVN: r168333

	PR target/47129
	* config/ia64/ia64.c: Include "dwarf2out.h" .

From-SVN: r168332