2010-07-21  Daniel Kraft  <d@domob.eu>

	* trans.h (gfc_get_return_label): Removed.
	(gfc_generate_return): New method.
	(gfc_trans_deferred_vars): Update gfc_wrapped_block rather than
	returning a tree directly.
	* trans-stmt.c (gfc_trans_return): Use `gfc_generate_return'.
	(gfc_trans_block_construct): Update for new interface to
	`gfc_trans_deferred_vars'.
	* trans-decl.c (current_function_return_label): Removed.
	(current_procedure_symbol): New variable.
	(gfc_get_return_label): Removed.
	(gfc_trans_deferred_vars): Update gfc_wrapped_block rather than
	returning a tree directly.
	(get_proc_result), (gfc_generate_return): New methods.
	(gfc_generate_function_code): Clean up and do init/cleanup here
	also with gfc_wrapped_block.  Remove return-label but rather
	return directly.

From-SVN: r162373

	PR middle-end/44738
	* tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message.

	PR middle-end/44738
	* c-c++-common/uninit-17.c: Correct expected error.

From-SVN: r162372

2010-07-21  Richard Guenther  <rguenther@suse.de>

	PR middle-end/45013
	* tree-ssa.c (useless_type_conversion_p): Dispatch to
	gimple_types_compatible_p only when in lto.
	* gimple.c (gimple_types_compatible_p): Use canonical types
	to speed up comparison.

From-SVN: r162371

2010-07-21  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (referenced_var): Move define ...
	* tree-flow-inline.h (referenced_var): ... here as an inline
	function.  Assert here ...
	* tree-dfa.c (referenced_var_lookup): ... instead of here.
	* tree-ssa.c (maybe_optimize_var): Check if the variable
	is in referenced vars.
	(execute_update_addresses_taken): Remove old broken check.
	* gimple-pretty-print.c (pp_points_to_solution): Use
	referenced_var_lookup.
	* tree-into-ssa.c (dump_decl_set): Likewise.

From-SVN: r162368

	PR debug/45003
	* var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of
	a MEM.
	* dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor
	ZERO_EXTEND here.

	* gcc.dg/guality/pr45003-2.c: New test.
	* gcc.dg/guality/pr45003-3.c: New test.

From-SVN: r162364

From-SVN: r162363

2010-07-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/44697
	* gfortran.dg/ftell_3.f90: Take care of cr-lf record endings.

From-SVN: r162362

2010-07-19  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/xml/manual/appendix_contributing.xml: Update for new reality.
	* doc/Makefile.am (doc-xml): New default rule for XML output.
	(doc-xml-single-doxygen): Standardize output names.
	* doc/Makefile.in: Regenerate.

	* doc/doxygen/user.cfg.in: Tweak.

From-SVN: r162361

From-SVN: r162360

From-SVN: r162356

arm.md (thumb1_addsi3): Add alternative and split for computing the sum of the stack pointer and a...

	* config/arm/arm.md (thumb1_addsi3): Add alternative and split for
	computing the sum of the stack pointer and a large constant.
	* config/arm/constraints.md (M): Remove superfluous parentheses.
	(Pc): New constraint.

From-SVN: r162355

re PR c++/44641 (Generated constructors and destructors get wrong debug location when a typedef uses a forward declaration of the type before the definition)

PR c++/44641
        * gcc/cp/pt.c (instantiate_class_template): Propagate the
        template's location to its instance.

       	* gcc/testsuite/lib/scanasm.exp (dg-function-on-line): Test
        that a function is defined on the current line.
        * gcc/testsuite/g++.dg/debug/dwarf2/lineno-simple1.C: New.
        Line number sanity test.
        * gcc/testsuite/g++.dg/debug/dwarf2/pr44641.C: New.

From-SVN: r162349

	PR debug/45006
	* cfgexpand.c (expand_debug_expr): Only look at TYPE_UNSIGNED of
	operand's type if exp is tcc_unary class tree.

From-SVN: r162348

From-SVN: r162347

	* config/rs6000/rs6000.md (abs<mode>2_isel, nabs<mode>2_isel):
	Reverse sense of if_then_else condition.

From-SVN: r162346

	PR c++/44967
	* pt.c (tsubst_copy_and_build): Rework last change.

From-SVN: r162345

gcc/
	* config/rs6000/rs6000.opt (mblock-move-inline-limit): New option.
	* config/rs6000/rs6000.c (rs6000_override_options): Set
	rs6000_block_move_inline_limit appropriately.
	(expand_block_move): Use rs6000_block_move_inline_limit.
	* doc/invoke.texi (mblock-move-inline-limit): Document.

gcc/testsuite/
	* gcc.target/powerpc/block-move-1.c: New test.
	* gcc.target/powerpc/block-move-2.c: New test.

From-SVN: r162344

	PR c++/44967
	* pt.c (tsubst_copy_and_build): Handle partial substitution of
	CALL_EXPR.

From-SVN: r162343

	* postreload.c (fixup_debug_insns): Remove arg REGNO.  New args
	FROM and TO.  All callers changed.  Don't look for tracked uses,
	just scan the RTL for DEBUG_INSNs and substitute.
	(reload_combine_recognize_pattern): Call fixup_debug_insns.
	(reload_combine): Ignore DEBUG_INSNs.

From-SVN: r162342

2010-07-20  Richard Guenther  <rguenther@suse.de>

	PR lto/42696
	* gcc.dg/lto/20100720-4_0.c: New testcase.

From-SVN: r162341

2010-07-20  Richard Guenther  <rguenther@suse.de>

	PR lto/43221
	* gcc.dg/lto/20100720-2_0.c: New testcase.
	* gcc.dg/lto/20100720-2_1.c: Likewise.

From-SVN: r162339

2010-07-20  Richard Guenther  <rguenther@suse.de>

	PR lto/43208
	* gcc.dg/lto/20100720-1_0.c: New testcase.
	* gcc.dg/lto/20100720-1_1.c: Likewise.

From-SVN: r162338

	* var-tracking.c (vt_expand_loc, vt_expand_loc_dummy): Bump maximum
	depth to 8 from 5.

From-SVN: r162337

	PR debug/45003
	* cfgexpand.c (expand_debug_expr) <case NOP_EXPR>: Use ZERO_EXTEND
	or SIGN_EXTEND depending on TYPE_UNSIGNED of the operand's type
	instead of the result's type.

	* gcc.dg/guality/pr45003-1.c: New test.

From-SVN: r162336

2010-07-20  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/44977
	* tree-ssa-dom.c (propagate_rhs_into_lhs): Do not create invalid
	SSA form.

	* gcc.dg/torture/pr44977.c: New testcase.

From-SVN: r162334

2010-07-20  Bingfeng Mei  <bmei@broadcom.com>

	* gcc.dg/lto/20090313_0.c: Use dg-require-effective-target
	sync_char_short

From-SVN: r162331

2010-07-20  Richard Guenther  <rguenther@suse.de>

	* lto-symtab.c (lto_symtab_merge): Use gimple_types_compatible_p.
	(lto_symtab_merge_decls_2): Likewise.
	* gimple.h (gimple_types_compatible_p): Declare.
	* gimple.c (gimple_queue_type_fixup): Remove.
	(gimple_fixup_complete_and_incomplete_subtype_p): Likewise.
	(gimple_compatible_complete_and_incomplete_type_p): New
	function.
	(gimple_types_compatible_p): Adjust.
	(gimple_register_type): Remove type fixup code.
	(print_gimple_types_stats): Adjust.
	(free_gimple_type_tables): Likewise.
	* lto-streamer-in.c (input_gimple_stmt): Use gimple_types_compatible_p.
	* tree-ssa.c (useless_type_conversion_p): Likewise.

From-SVN: r162330

2010-07-20  Richard Guenther  <rguenther@suse.de>

	PR middle-end/44971
	PR middle-end/44988
	* tree-ssa.c (maybe_optimize_var): New function split out from ...
	(execute_update_addresses_taken): ... here.
	(non_rewritable_mem_ref_base): Likewise.
	(execute_update_addresses_taken): Do not iterate over all referenced
	vars but just all local decls and parms.
	Properly check call and asm arguments and rewrite call arguments.

	* gcc.dg/pr44971.c: New testcase.
	* gcc.c-torture/compile/pr44988.c: Likewise.

From-SVN: r162329

2010-07-20  Paolo Carlini  <paolo.carlini@oracle.com>

	* libsupc++/unwind-cxx.h: Minor formatting / stylistic tweaks.

2010-07-20  Mikael Pettersson  <mikpe@it.uu.se>

	PR libstdc++/44902
	* libsupc++/unwind-cxx.h (__cxa_type_match): Correct prototype.
	(__cxa_begin_cleanup): Likewise.

From-SVN: r162328

2010-07-19  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/Makefile.am (doc-texinfo): New rule.
	(doc-texinfo-docbook): New rule.
	(DB2TEXI_FLAGS): New.
	(doc-xml-single-docbook): Just the manual, not the set. Tweak flags.
	* doc/Makefile.in: Regenerate.

From-SVN: r162327

2010-07-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/44929
	* gfortran.dg/allocate_with_typespec.f90: New test.
	* gfortran.dg/allocate_derived_1.f90: Update error message.

2010-07-19  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/44929
	* fortran/match.c (match_type_spec): Check for derived type before
	intrinsic types.

From-SVN: r162325

	PR c++/44996
	* semantics.c (finish_decltype_type): Correct decltype
	of parenthesized rvalue reference variable.

From-SVN: r162323

From-SVN: r162322

	* config.gcc (LIBC_GLIBC, LIBC_UCLIBC, LIBC_BIONIC): Move constants
	to top level.
	* config/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Move Android-specific
	definitions ...
	* config/linux-android.h (ANDROID_TARGET_OS_CPP_BUILTINS): ... here.
	New macro.
	* config/arm/linux-eabi.h (TARGET_OS_CPP_BUILTINS): Use it.

From-SVN: r162315

gcc/
	* gengtype.c (start_root_entry): New function, split out from
	write_root.  Check whether V is null and raise an error if so.
	(write_field_root): Check for V being null.  Don't raise an error here;
	set V to null instead.
	(write_root): Update comment above function.  Use start_root_entry.

From-SVN: r162314

2010-07-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42385
	* interface.c (matching_typebound_op): Add argument for the
	return of the generic name for the procedure.
	(build_compcall_for_operator): Add an argument for the generic
	name of an operator procedure and supply it to the expression.
	(gfc_extend_expr, gfc_extend_assign): Use the generic name in
	calls to the above procedures.
	* resolve.c (resolve_typebound_function): Catch procedure
	component calls for CLASS objects, check that the vtable is
	complete and insert the $vptr and procedure components, to make
	the call.
	(resolve_typebound_function): The same.
	* trans-decl.c (gfc_trans_deferred_vars): Do not deallocate
	an allocatable scalar if it is a result.


2010-07-19  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/42385
	* gfortran.dg/class_defined_operator_1.f03 : New test.

From-SVN: r162313

	* gcc.dg/vect/slp-perm-1.c (main): Make sure loops aren't vectorized.
	* gcc.dg/vect/slp-perm-2.c (main): Likewise.
	* gcc.dg/vect/slp-perm-3.c (main): Likewise.  Fix loop limit.
	* gcc.dg/vect/slp-perm-4.c (main): Fix loop limit.

From-SVN: r162311

From-SVN: r162310

re PR rtl-optimization/44941 (ICE: RTL check: expected code 'mem', have 'reg' in emit_block_move_hints, at expr.c:1189)

2010-07-19  Richard Guenther  <rguenther@suse.de>

	PR middle-end/44941
	* expr.c (emit_block_move_hints): Move zero size check first.
	Move asserts to more useful places.
	* calls.c (load_register_parameters): Check for zero size.

	* gcc.c-torture/compile/pr44941.c: New testcase.

From-SVN: r162308

	PR c++/44969
	* tree.c (cp_tree_equal): Compare type of *CAST_EXPR.
	* pt.c (iterative_hash_template_arg): Hash type of *CAST_EXPR.

From-SVN: r162307