* tree.h (enum tree_index): Add TI_INTEGER_THREE.
	(integer_three_node): Add.
	* tree.c (build_common_tree_nodes_2): Use integer_type_node insead of
	NULL_TREE in build_int_cst calls. Initialize the integer_three_node.
	* builtins.c (expand_builtin_prefetch): Use common tree nodes instead
	of call build_int_cst.
	* tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ditto.
	* tree-ssa-loop-ivopts.c (idx_find_step): Ditto.
	(find_interesting_uses_address): Ditto.
	* tree-ssa-alias.c (ao_ref_init_from_ptr_and_size): Ditto.
	* tree-eh.c (lower_eh_constructs_2): Ditto.
	* tree-vect-loop.c (get_initial_def_for_induction): Ditto.
	* c-typeck.c (really_start_incremental_init, push_init_level): Ditto.
	* expmed.c (expand_divmod): Ditto.
	* tree-mudflap.c (mx_register_decls): Ditto.
	* varasm.c (array_size_for_constructor): Ditto.
	* tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
	* c-parser.c (c_parser_postfix_expression): Ditto.
	
/cp
	* decl.c (integer_three_node): Remove.
	(cxx_init_decl_processing): Do not initialize the integer_three_node.
	* cp-tree.h (integer_three_node): Remove.

From-SVN: r162230

	* postreload.c (last_label_ruid, first_index_reg, last_index_reg):
	New static variables.
	(reload_combine_recognize_pattern): New static function, broken out
	of reload_combine.
	(reload_combine): Use it.  Only initialize first_index_reg and
	last_index_reg once.

From-SVN: r162228

From-SVN: r162227

	* trans.h (gfc_string_to_single_character): New prototype.
	* trans-expr.c (string_to_single_character): Renamed to ...
	(gfc_string_to_single_character): ... this.  No longer static.
	(gfc_conv_scalar_char_value, gfc_build_compare_string,
	gfc_trans_string_copy): Adjust callers.
	* config-lang.in (gtfiles): Add fortran/trans-stmt.c.
	* trans-stmt.c: Include ggc.h and gt-fortran-trans-stmt.h.
	(select_struct): Move to toplevel, add GTY(()).
	(gfc_trans_character_select): Optimize SELECT CASE
	with character length 1.

	* gfortran.dg/select_char_2.f90: New test.

From-SVN: r162226

	* lto-symtab.c (lto_symtab_resolve_symbols): Remove hack handling comdats
	for broken gold.
	(lto_sy	mtab_merge_decls_1): Set used_from_object_file correctly.

From-SVN: r162225

From-SVN: r162224

gcc/
	* tree.h (DECL_CHAIN): Define.
	* alias.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
	* c-decl.c: Likewise.
	* c-parser.c: Likewise.
	* c-typeck.c: Likewise.
	* cfgexpand.c: Likewise.
	* cgraph.c: Likewise.
	* cgraphunit.c: Likewise.
	* combine.c: Likewise.
	* config/alpha/alpha.c: Likewise.
	* config/arm/arm.c: Likewise.
	* config/frv/frv.c: Likewise.
	* config/i386/i386.c: Likewise.
	* config/i386/winnt-cxx.c: Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/iq2000/iq2000.c: Likewise.
	* config/mep/mep.c: Likewise.
	* config/mips/mips.c: Likewise.
	* config/pa/som.h: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/s390/s390.c: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sh/symbian-cxx.c: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/spu/spu.c: Likewise.
	* config/stormy16/stormy16.c: Likewise.
	* config/vxworks.c: Likewise.
	* config/xtensa/xtensa.c: Likewise.
	* coverage.c: Likewise.
	* dbxout.c: Likewise.
	* dwarf2out.c: Likewise.
	* emit-rtl.c: Likewise.
	* expr.c: Likewise.
	* function.c: Likewise.
	* gimple-low.c: Likewise.
	* gimple-pretty-print.c: Likewise.
	* gimplify.c: Likewise.
	* integrate.c: Likewise.
	* ipa-inline.c: Likewise.
	* ipa-prop.c: Likewise.
	* ipa-split.c: Likewise.
	* ipa-struct-reorg.c: Likewise.
	* ipa-type-escape.c: Likewise.
	* langhooks.c: Likewise.
	* lto-cgraph.c: Likewise.
	* omp-low.c: Likewise.
	* stor-layout.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-complex.c: Likewise.
	* tree-dfa.c: Likewise.
	* tree-dump.c: Likewise.
	* tree-inline.c: Likewise.
	* tree-mudflap.c: Likewise.
	* tree-nested.c: Likewise.
	* tree-object-size.c: Likewise.
	* tree-pretty-print.c: Likewise.
	* tree-sra.c: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-ssa-loop-niter.c: Likewise.
	* tree-ssa-math-opts.c: Likewise.
	* tree-ssa-reassoc.c: Likewise.
	* tree-ssa-sccvn.c: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-tailcall.c: Likewise.
	* tree-vrp.c: Likewise.
	* tree.c: Likewise.
	* var-tracking.c: Likewise.
	* varasm.c: Likewise.

gcc/ada/
	* gcc-interface/decl.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
	* gcc-interface/trans.c: Likewise.
	* gcc-interface/utils.c: Likewise.
	* gcc-interface/utils2.c: Likewise.

gcc/c-family/
	* c-common.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
	* c-format.c: Likewise.

gcc/cp/
	* cp-tree.h: Carefully replace TREE_CHAIN with DECL_CHAIN.
	* call.c: Likewise.
	* class.c: Likewise.
	* cp-gimplify.c: Likewise.
	* decl.c: Likewise.
	* decl2.c: Likewise.
	* init.c: Likewise.
	* mangle.c: Likewise.
	* name-lookup.c: Likewise.
	* optimize.c: Likewise.
	* parser.c: Likewise.
	* pt.c: Likewise.
	* rtti.c: Likewise.
	* search.c: Likewise.
	* semantics.c: Likewise.
	* typeck.c: Likewise.
	* typeck2.c: Likewise.

gcc/fortran/
	* f95-lang.c: Carefully replace TREE_CHAIN with DECL_CHAIN.
	* trans-common.c: Likewise.
	* trans-decl.c: Likewise.
	* trans-types.c: Likewise.
	* trans.c: Likewise.

gcc/java/
	* java-tree.h: Carefully replace TREE_CHAIN with DECL_CHAIN.
	* boehm.c: Likewise.
	* class.c: Likewise.
	* decl.c: Likewise.
	* expr.c: Likewise.
	* jcf-parse.c: Likewise.
	* typeck.c: Likewise.
	* verify-glue.c: Likewise.

gcc/objc/
	* objc-act.c: Carefully replace TREE_CHAIN with DECL_CHAIN.

gcc/testsuite/
	* g++.dg/plugin/attribute_plugin.c: Carefully replace TREE_CHAIN
	with DECL_CHAIN.

From-SVN: r162223

From-SVN: r162222

2010-07-15  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44936
	* resolve.c (resolve_typebound_generic_call): Resolve generic
	non-polymorphic type-bound procedure calls to the correct specific
	procedure.
	(resolve_typebound_subroutine): Remove superfluous code.


2010-07-15  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44936
	* gfortran.dg/typebound_generic_9.f03: New.

From-SVN: r162221

	PR target/44877
	* config/spu/spu.c (spu_expand_builtin_1): Allow references
	(as well as pointers) as argument to mask_for_load builtins.

From-SVN: r162220

2010-07-15  Daniel Kraft  <d@domob.eu>

	PR fortran/44709
	* trans.h (struct gfc_wrapped_block): New struct.
	(gfc_start_wrapped_block), (gfc_add_init_cleanup): New methods.
	(gfc_finish_wrapped_block): New method.
	(gfc_init_default_dt): Add new init code to block rather than
	returning it.
	* trans-array.h (gfc_trans_auto_array_allocation): Use gfc_wrapped_block
	(gfc_trans_dummy_array_bias): Ditto.
	(gfc_trans_g77_array): Ditto.
	(gfc_trans_deferred_array): Ditto.
	* trans.c (gfc_add_expr_to_block): Call add_expr_to_chain.
	(add_expr_to_chain): New method based on old gfc_add_expr_to_block.
	(gfc_start_wrapped_block), (gfc_add_init_cleanup): New methods.
	(gfc_finish_wrapped_block): New method.
	* trans-array.c (gfc_trans_auto_array_allocation): use gfc_wrapped_block
	(gfc_trans_g77_array), (gfc_trans_dummy_array_bias): Ditto.
	(gfc_trans_deferred_array): Ditto.
	* trans-decl.c (gfc_trans_dummy_character): Ditto.
	(gfc_trans_auto_character_variable), (gfc_trans_assign_aux_var): Ditto.
	(init_intent_out_dt): Ditto.
	(gfc_init_default_dt): Add new init code to block rather than
	returning it.
	(gfc_trans_deferred_vars): Use gfc_wrapped_block to collect all init
	and cleanup code and put it all together.

From-SVN: r162219

	* include/sparc-signal.h: Renamed to ...
	* include/solaris-signal.h: ... this.
	* configure.ac: Use it on any *-*-solaris2* target.
	* configure: Regenerate.
	* configure.host (i?86-*-solaris2*): Set can_unwind_signal=yes.
	* Makefile.am (prims.lo): Add -fno-omit-frame-pointer to AM_CXXFLAGS.
	* Makefile.in: Regenerate.

From-SVN: r162217

re PR tree-optimization/44946 (ICE: in get_constraint_for_component_ref, at tree-ssa-structalias.c:3184)

2010-07-15  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/44946
	* tree-ssa-structalias.c (get_constraint_for_component_ref): Deal
	with accessing only padding properly.

	* gcc.c-torture/compile/pr44946.c: New testcase.

From-SVN: r162216

	* ipa.c (function_and_variable_visibility): Variables marked as used should
	not be localized.

From-SVN: r162215

	* cgraph.c: Include lto-streamer.h
	(change_decl_assembler_name): Work when assembler name hash is at place.
	(cgraph_make_decl_local): When localizing COMDAT symbol at WPA stage, be
	sure to rename it to avoid name clash.
	* ipa.c (cgraph_externally_visible_p, function_and_variable_visibility):
	Localize hidden symbols only when locally defined.

From-SVN: r162211

	PR fortran/40206
	* trans-stmt.c (gfc_trans_character_select): Always use NULL for high
	in CASE_LABEL_EXPR and use NULL for low for the default case.

	* gfortran.dg/select_char_3.f90: New test.

From-SVN: r162209

	* trans.h (gfc_build_compare_string): Add CODE argument.
	* trans-intrinsic.c (gfc_conv_intrinsic_strcmp): Pass OP to
	gfc_build_compare_string.
	* trans-expr.c (gfc_conv_expr_op): Pass CODE to
	gfc_build_compare_string.
	(string_to_single_character): Rename len variable to length.
	(gfc_optimize_len_trim): New function.
	(gfc_build_compare_string): Add CODE argument.  If it is EQ_EXPR
	or NE_EXPR and one of the strings is string literal with LEN_TRIM
	bigger than the length of the other string, they compare unequal.

From-SVN: r162208

	* config/i386/i386.h (SHIFT_COUNT_TRUNCATED): Expand comment.

From-SVN: r162206

2010-07-15  Magnus Granberg  <zorry@gentoo.org>
	    Kevin F. Quinn  <kevquinn@gentoo.org>

        * builtins.c (expand_builtin_init_trampoline): If
	-Wtrampolines make a warning.
	* common.opt:   Add -Wtrampolines.
        * doc/invoke.texi:      Add -Wtrampolines.
testsuite/
        * gcc.dg/Wtrampolines.c: New.

Co-Authored-By: Kevin F. Quinn <kevquinn@gentoo.org>

From-SVN: r162205

2010-07-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/44934
	* gfortran.dg/endfile_2.f90: Fix to unformatted file type.

From-SVN: r162204

2010-07-14  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/44934
	* io/file_pos.c (st_endfile): Correctly set unit flags for form.

From-SVN: r162203

	* config/arm/cortex-a8.md (cortex_a8_load_store_2): Reserve
	cortex_a8_issue_ls.

From-SVN: r162201

	* config/i386/cygwin.h (LIBGCJ_SONAME): Update.
	* config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.

From-SVN: r162200

From-SVN: r162199

2010-07-14  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/xml/manual/shared_ptr.xml: Update.
	* doc/html/*: Regenerate.

From-SVN: r162193

2010-07-14  Mikael Morin  <mikael@gcc.gnu.org>

	* trans-array.c (gfc_conv_section_upper_bound): Remove
	(gfc_conv_section_startstride): Don't set the upper bound in the 
	vector subscript case. 
	(gfc_conv_loop_setup): Don't use gfc_conv_section_upper_bound

From-SVN: r162191

	* config/spu/spu.c (reg_names): Remove prototype.
	(call_used_regs): Likewise.

From-SVN: r162190

	PR c++/44810
	* g++.dg/torture/pr36745.C: Avoid undefined behavior.

From-SVN: r162189

	* init.c (sort_mem_initializers): Rename "field_type" to "ctx".
	(build_field_list): Cache field type.

From-SVN: r162188

	Implement C++0x unrestricted unions (N2544)
	* class.c (check_field_decl): Loosen union handling in C++0x.
	* method.c (walk_field_subobs): Split out from...
	(synthesized_method_walk): ...here.  Set msg before loops.
	(process_subob_fn): Check for triviality in union members.
	* init.c (sort_mem_initializers): Splice out uninitialized
	anonymous unions and union members.
	(push_base_cleanups): Don't automatically destroy anonymous unions
	and union members.

From-SVN: r162187

	* config/i386/cygming-crtend.c (__FRAME_END__): Replace attribute
	"unused" with attribute "used".
	(__JCR_END__): Likewise.
	* config/i386/cygming-crtbegin.c (__EH_FRAME_BEGIN__): Add missing
	"used" attribute.
	(__JCR_LIST__): Replace attribute "unused" with attribute "used".

From-SVN: r162186

2010-07-14  Richard Guenther  <rguenther@suse.de>

	* lto-streamer-in.c (maybe_fixup_handled_component): Remove.
	(maybe_fixup_decls): Likewise.
	(input_gimple_stmt): Do not fixup anything.
	* lto-streamer-out.c (output_gimple_stmt): Make sure all
	non-automatic variable uses are wrapped inside a MEM_REF.

From-SVN: r162185

        * passes.c (rest_of_decl_compilation): Do not call
        * assemble_variable for functions.
        * varasm.c (assemble_variable): Remove early exit for functions;
        assert that we're given a variable.

From-SVN: r162184

	* config/arm/cortex-a8.md (cortex_a8_alu): Don't use
	cortex_a8_default when neon_type is not none.

From-SVN: r162182

	* lower-subreg.c (subreg_context): New static bitmap.
	(decompose_multiword_subregs): Allocate and free it.
	(find_decomposable_subregs): Set a bit in it for a register that
	occurs in a subreg that changes mode but not size.
	(can_decompose_p): Test it instead of non_decomposable_context.

From-SVN: r162181

2010-07-14  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/44824
	* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Use
	is_gimple_mem_ref_addr.
	(tree_ssa_forward_propagate_single_use_vars): Do not propagate
	non-decl_address_invariant_p addresses.

From-SVN: r162177

reload.c (find_reloads): Revert code to penalize small register classes that was brought in with the IRA...

	* reload.c (find_reloads): Revert code to penalize small register
	classes that was brought in with the IRA merge.

From-SVN: r162176

2010-07-14  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-ccp.c (fold_const_aggregate_ref): Handle MEM_REF
	as base of ARRAY_REFs.

From-SVN: r162175

2010-07-14  Richard Guenther  <rguenther@suse.de>

	PR middle-end/44930
	* tree-pretty-print.c (do_niy): Do not print a newline.

From-SVN: r162174

2010-07-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44925
	* gfortran.h (gfc_is_data_pointer): Remove prototype.
	* dependency.c (gfc_is_data_pointer): Make it static.
	* intrinsic.texi: Update documentation on C_LOC.
	* resolve.c (gfc_iso_c_func_interface): Fix pointer and target checks
	and add a check for polymorphic variables.


2010-07-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44925
	* gfortran.dg/c_loc_tests_15.f90: New.

From-SVN: r162169