PR c++/33342
        * pt.c (most_specialized_class): Set processing_template_decl
        while tsubsting partial spec args.

From-SVN: r128286

        PR c++/33342
        * pt.c (most_specialized_class): Set processing_template_decl
        while tsubsting partial spec args.

From-SVN: r128285

	Revert:
	2007-09-05  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
	* regrename.c (copyprop_hardreg_forward_1): New variable next. Use
	FOR_BB_INSNS_SAFE instead of for loop.
	* cse.c (cse_extended_basic_block): Likewise.
	* postreload.c (reload_cse_regs_1): New variable next. Make sure
	that the for loop does not invoke NEXT_INSN on a deleted insn.
	* function.c (instantiate_virtual_regs): Likewise.
	* lower-subreg.c (remove_retval_note): Likewise.
	(decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
	FOR_BB_INSNS.
	* emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
	a deleted insn.
	* cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
	insn, if it's a jump.
	(try_redirect_by_replacing_jump): New variable jump_p. Call
	tablejump_p before delete_insn_chain.
	* reload1.c (reload): New variable next. Make sure that the for
	loop does not invoke NEXT_INSN on a deleted insn.
	(fixup_eh_region_note): Make the loop terminate if i becomes NULL.
	(delete_output_reload): New variable prev. Make sure the the for
	loops do not invoke PREV_INSN on a deleted insn.

From-SVN: r128284

gcc/testsuite:
	* lib/file-format.exp (gcc_target_object_format): Use remote_exec
	to call objdump.
	* lib/scanasm.exp (scan-assembler-dem, scan-assembler-dem-not):
	Use remote_exec to call c++filt.
	* lib/target-supports-dg.exp (dg-require-host-local): New.
	* gcc.misc-tests/options.exp: Allow .exe in command paths.
	* g++.dg/parse/repo1.C: Use dg-require-host-local.
	* g++.dg/rtti/repo1.C: Likewise.
	* g++.dg/template/repo1.C: Likewise.
	* g++.dg/template/repo2.C: Likewise.
	* g++.dg/template/repo3.C: Likewise.
	* g++.dg/template/repo4.C: Likewise.
	* g++.dg/template/repo5.C: Likewise.
	* g++.old-deja/g++.pt/instantiate4.C: Likewise.
	* g++.old-deja/g++.pt/instantiate6.C: Likewise.
	* g++.old-deja/g++.pt/repo1.C: Likewise.
	* g++.old-deja/g++.pt/repo2.C: Likewise.
	* g++.old-deja/g++.pt/repo3.C: Likewise.
	* g++.old-deja/g++.pt/repo4.C: Likewise.
	* gcc.dg/cpp/trad/builtins.c: Likewise.

libstdc++-v3:
	* testsuite/lib/libstdc++.exp (v3-build-support): Specify output
	file for preprocessing.  Use remote_exec to call ar and ranlib.

From-SVN: r128283

From-SVN: r128281

2007-09-08  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/functional_hash.h: Add ext/numeric_traits.h.
	* include/tr1/functional_hash.h Same.
	* include/tr1/functional: Remove string, ext/type_traits.h includes.
	* include/tr1_impl/functional_hash.h: Move string, wstring
	definitions for std::<hash>::operator into separate file.
	* include/std/functional
	* src/hash.cc: New, move definitions here.
	* src/hash_c++0x.cc: Same.
	* src/Makefile.am: Add new source files.
	* configure: Regenerate.
	* Makefile.in: Same.
	* src/Makefile.in: Same.
	* po/Makefile.in: Same.
	* libmath/Makefile.in: Same.
	* libsupc++/Makefile.in: Same.
	* testsuite/Makefile.in: Same.
	* config/abi/pre/gnu.ver: Add symbols.
	* config/abi/pre/gnu-versioned-namespace.ver: Same, fix.

From-SVN: r128278

	* pa/constraints.md: Remove 'X' from unused letters comment.

From-SVN: r128277

tree-tailcall.c (find_tail_calls): If we don't have aliases computed check stmt_ann->references_memory instead of...

2007-09-08  Richard Guenther  <rguenther@suse.de>

	* tree-tailcall.c (find_tail_calls): If we don't have aliases
	computed check stmt_ann->references_memory instead of counting
	virtual operands.

From-SVN: r128276

2007-09-09  Segher Boessenkool  <segher@kernel.crashing.org>

	* cse.c (fold_rtx): Use validate_unshare_change() instead of
	validate_change() in one more case.

From-SVN: r128275

	PR tree-optimization/32283
	* tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
	estimated_loop_iterations.
	(determine_use_iv_cost_condition): Decrease cost of expressions
	used in iv elimination.

	* gcc.dg/tree-ssa/loop-31.c: New test.

From-SVN: r128272

tree-cfg.c (verify_gimple_expr): Avoid building new pointer types, use TYPE_POINTER_TO if available instead.

2007-09-08  Richard Guenther  <rguenther@suse.de>

	* tree-cfg.c (verify_gimple_expr): Avoid building new
	pointer types, use TYPE_POINTER_TO if available instead.

From-SVN: r128271

        PR rtl-optimization/26449
        * gcc.target/i386/pr26449-1.c: New file.

From-SVN: r128270

        PR target/33329
        PR target/26449
        * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
        (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
        split1 pass.
        (mulv16qi3): Implement as define_insn_and_split pattern instead of
        define_expand, to split insn in split1 pass.
        (mulv2di3): Ditto.

testsuite/ChangeLog:

        PR target/33329
        PR target/26449
        * gcc.target/i386/pr33329.c: New file.

From-SVN: r128269

decl.c (gnat_to_gnu_entity): Simplify the condition under which a constant renaming is treated as a normal...

	* decl.c (gnat_to_gnu_entity) <Object>: Simplify the condition under
	which a constant renaming is treated as a normal object declaration.
	* trans.c (lvalue_required_p) <N_Slice>: New case, extracted from
	the N_Indexed_Component case.
	<N_Indexed_Component>: Fall through to above case.
	<N_Object_Renaming_Declaration>: Return true for all composite types.

From-SVN: r128268

From-SVN: r128267

decl.c (make_packable_type): If the new type has been given BLKmode, try again to get an integral mode for it.

	* decl.c (make_packable_type): If the new type has been given BLKmode,
	try again to get an integral mode for it.

From-SVN: r128266

re PR tree-optimization/33301 (wrong vectorization factor due to an invariant type-promotion in the loop)

        PR tree-optimization/33301
        * tree-vect-analyze (analyze_operations): Look at the type of the rhs
        when relevant.

From-SVN: r128265

From-SVN: r128264

From-SVN: r128263

2007-09-07  Zdenek Dvorak  <ook@ucw.cz>

	PR tree-optimization/32183
	* Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).

	* tree-ssa-reassoc.c: Include cfgloop.h.
	(is_reassociable_op): Add a loop argument and return true only
	for inside loop.
	(linearize_expr): Updated.
	(should_break_up_subtract): Likewise.
	(linearize_expr_tree): Likewise.
	(init_reassoc): Call loop_optimizer_init with
	AVOID_CFG_MODIFICATIONS.  Remove calculate_dominance_info call
	with CDI_DOMINATORS.
	(fini_reassoc): Call loop_optimizer_finalize.

From-SVN: r128262

From-SVN: r128260

2007-09-07  Sterling Augustine  <sterling@tensilica.com>
	* config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
	if there is no i-cache.

From-SVN: r128256

2007-09-07  Benjamin Kosnik  <bkoz@redhat.com>

	* testsuite/19_diagnostics/error_category/cons/copy_neg.cc:
	Correct line number.

From-SVN: r128255

2007-09-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/33307
	* gfortran.dg/backspace_10.f90: New test.

From-SVN: r128254

2007-09-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/33307
	* io/filepos.c (st_backspace): Don't truncate when already at the end
	of the file.

From-SVN: r128253

	2007-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>

	* raise-gcc.c (get_region_description_for, get_call_site_action_for,
	get_action_description_for): Replace _Unwind_Word with _uleb128_t 
	and _Unwind_SWord with _sleb128_t.

From-SVN: r128252

2007-09-07  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/32586
        * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
        folding if nothing changed.
        (simplify_unary_expression): New function.  Do tree combining
        on conversion like codes.
        (try_to_simplify): Call it.

        * g++.dg/tree-ssa/pr27090.C: Remove XFAILs.
        * gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
        * gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
        * gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
        * gcc.dg/tree-ssa/ssa-fre-4.c: Likewise, remove scan for
        now obsolete simplification.

From-SVN: r128251

2007-09-07  Andrew Haley  <aph@redhat.com>

        * configure.ac (noconfigdirs): Remove target-libffi and
        target-libjava.
        * configure: Regenerate.

From-SVN: r128250

	PR target/33286
	* gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
	(__gthread_active,__gthread_start, __gthread_active_init): New.
	* gthr-posix95.h: Likewise.

From-SVN: r128249

	* function.h (struct function): Rename calls_unwind_init
	to saves_all_registers.
	(current_function_saves_all_registers): Renamed from
	current_function_calls_unwind_init.
	* reload1.c (reload): Set current_function_saves_all_registers.
	* except.c (expand_builtin_unwind_init): Likewise.
	* config/m68k/m68k.c (m68k_save_reg): Use
	current_function_saves_all_registers to save pic register.

From-SVN: r128248

gcc/ada/
	Reapply reverted change:

        2007-09-06  Eric Botcazou  <ebotcazou@adacore.com>

        * trans.c (convert_with_check): Update call to real_2expN.

gcc/
	config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
	config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.

	Reapply reverted changes:

 	2007-09-06  Jan Hubicka  <jh@suse.cz>
 
	* config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
	real_2expN.

	2007-09-06  Richard Sandiford  <richard@codesourcery.com>

	* config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
	(fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.

	2007-09-05  Janis Johnson  <janis187@us.ibm.com>

	* optabs.c (expand_float): Convert unsigned integer as signed only
	if it provides sufficient accuracy; add mode argument to real_2expN.
	(expand_fix): Fix comment typos; extend binary float into mode
	wider than destination for converion to unsigned integer; add mode
	argument to real_2expN.
	* real.c (real_2expN): Add mode argument to special-case decimal
	float values.
	* real.h (real_2expN): Ditto.
	* fixed-value.c (check_real_for_fixed_mode): Add mode argument to
	real_2expN.
	(fixed_from_string): Ditto.
	(fixed_to_decimal): Ditto.
	(fixed_convert_from_real): Ditto.
	(real_convert_from_fixed): Ditto.
	* config/rs6000/rs6000.md (FP): Include DD and TD modes.
	* config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
	muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
	floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.

From-SVN: r128247

	* tree-flow.h (const_block_stmt_iterator): Remove.
	Update all users to use block_stmt_iterator.
	* tree-iterator.h (const_tree_stmt_iterator): Remove.
	Update all users to use tree_stmt_iterator.

From-SVN: r128246

mips.c (mips_set_current_function): Temporarily make this a no-op to fix bootstrap errors, pending rewrite.

2007-09-07  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* config/mips/mips.c (mips_set_current_function): Temporarily
	make this a no-op to fix bootstrap errors, pending rewrite.

From-SVN: r128245

	* reorg.c (dbr_schedule): Move code removing placeholder USEs later
	in the pass.

From-SVN: r128243

        PR tree-optimization/33299
        * tree-vect-transform.c (vect_create_epilog_for_reduction): Update uses
        for all relevant loop-exit phis, not just the first.

From-SVN: r128242

2007-09-07  Richard Guenther  <rguenther@suse.de>

	PR middle-end/33330
	* tree-ssa-operands.c (access_can_touch_variable): An access
	of the form (*p)[0] can touch a variable of same size.

From-SVN: r128240

	* passes.c (init_optimization_passes): Add simple dce and addressable
	passes.
	* tree-ssa.c (execute_update_addresses_taken): New function.
	(pass_update_address_taken): New.
	* tree-ssa-dse.c (execute_simple_dse): New function.
	(pass_simple_dse): New.
	* tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.

From-SVN: r128239

2007-09-07  Tobias Burnus  <burnus@net-b.de>

	PR middle-end/33321
	* doc/invoke.texi: Fix -Wstrict-overflow= table.

From-SVN: r128238

2007-09-07  Richard Guenther  <rguenther@suse.de>
 
        Revert
        2007-09-06  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/32586
	* tree-ssa-sccvn.c (simplify_binary_expression): Avoid
	folding if nothing changed.
	(simplify_unary_expression): New function.  Do tree combining
	on conversion like codes.
	(try_to_simplify): Call it.

	* g++.dg/tree-ssa/pr27090.C: Remove XFAILs.
	* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise, remove scan for
	now obsolete simplification.

From-SVN: r128236

re PR tree-optimization/32821 (tree-if-conv:combine_blocks with -ftree-dump-tree-all-details fails on ICE in compilation: segfault)

	PR tree-optimization/32821
	* tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
	NULL in the call to set_bb_stmt_list.

testsuite/ChangeLog:

	PR tree-optimization/32821
	* gcc.dg/tree-ssa/pr32821.c: New file.

From-SVN: r128235