PR target/48673
	* config/ia64/ia64.c (ia64_reorg): Clear BB_DISABLE_SCHEDULE flag
	in all basic blocks.

From-SVN: r174844

2011-05-29  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
	    Joseph Myers  <joseph@codesourcery.com>

	gcc:
	* config/alpha/netbsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/alpha/osf5.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/darwin.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/i386/mingw32.h (MINGW_ENABLE_EXECUTE_STACK): Remove.
	(ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	[IN_LIBGCC2]: Don't include <windows.h>.
	* config/i386/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/i386/netbsd64.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Remove.
	* config/openbsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sol2.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sparc/freebsd.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/sparc/netbsd-elf.h (ENABLE_EXECUTE_STACK): Remove.
	(HAVE_ENABLE_EXECUTE_STACK): Define.
	* config/alpha/alpha.c (alpha_trampoline_init): Test
	HAVE_ENABLE_EXECUTE_STACK.
	* config/i386/i386.c (ix86_trampoline_init): Likewise.
	* config/sparc/sparc.c (sparc32_initialize_trampoline): Likewise.
	(sparc64_initialize_trampoline): Likewise.
	* libgcc2.c [L_enable_execute_stack]: Remove.
	* system.h (ENABLE_EXECUTE_STACK): Poison.
	* doc/tm.texi.in (Trampolines, ENABLE_EXECUTE_STACK): Remove.
	* doc/tm.texi: Regenerate.
	* Makefile.in (LIBGCC2_CFLAGS): Add -fbuilding-libgcc.

	gcc/c-family:
	* c.opt (fbuilding-libgcc): New option.
	* c-cppbuiltin.c (c_cpp_builtins): Define
	__LIBGCC_TRAMPOLINE_SIZE__ if flag_building_libgcc.

	libgcc:
	* enable-execute-stack-empty.c: New file.
	* enable-execute-stack-mprotect.c: New file.
	* config/i386/enable-execute-stack-mingw32.c: New file.
	* config.host (enable_execute_stack): New variable.
	Select appropriate variants.
	* configure.ac: Link enable-execute-stack.c to
	$enable_execute_stack.
	* configure: Regenerate.
	* Makefile.in (LIB2ADD): Add enable-execute-stack.c.
	(lib2funcs): Remove _enable_execute_stack.

Co-Authored-By: Joseph Myers <joseph@codesourcery.com>

From-SVN: r174843

2011-06-09  Richard Guenther  <rguenther@suse.de>

	* trans.c (gfc_allocate_array_with_status): Mark error path
	as unlikely.

From-SVN: r174842

	* scripts/extract_symvers.in: Handle processor/OS specific or
	unknown symbol binding strings from readelf.

From-SVN: r174841

2011-06-09  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/type_traits (__is_copy_assignable_impl,
	__is_nt_copy_assignable_impl): Fix typos.

From-SVN: r174840

	PR middle-end/49308
	* dce.c (reset_unmarked_insns_debug_uses): Avoid shadowing insn
	variable.  After resetting and rescanning insn continue with previous
	statement.

	* gfortran.dg/pr49308.f90: New test.

From-SVN: r174839

2011-06-09  David S. Miller  <davem@davemloft.net>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config.host (sparc-*-linux*): Correct md_unwind_header
	filename.
	(s390x-ibm-tpf*): Fix typo.

Co-Authored-By: Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>

From-SVN: r174838

	* configure.ac (gcc_cv_as_hidden): Enable on *-*-darwin*.
	(gcc_cv_ld_hidden): Likewise.
	* configure: Regenerate.
	* config/i386/i386.c (USE_HIDDEN_LINKONCE): Remove TARGET_MACHO.
	(ix86_stack_protect_fail): Mark unused.
	(TARGET_STACK_PROTECT_FAIL) [TARGET_MACHO]: Don't redefine.
	* config/rs6000/rs6000.c (rs6000_assemble_visibility)
	[TARGET_MACHO]: Don't define.
	(TARGET_ASM_ASSEMBLE_VISIBILITY): Likewise.
	(TARGET_STACK_PROTECT_FAIL): Likewise.
	(rs6000_stack_protect_fail): Mark unused.
	* dwarf2asm.c (dw2_output_indirect_constant_1): Mark decl hidden if
	USE_LINKONCE_INDIRECT.
	Don't emit .hidden expicitly.

From-SVN: r174837

gcc/:

2011-06-08  Andi Kleen  <ak@linux.intel.com>

	* varasm.c (get_section): Print location of other conflict
	for section conflicts.

From-SVN: r174836

gcc/:

2011-06-08  Andi Kleen  <ak@linux.intel.com>

	* config/i386/driver-i386.c (host_detect_local_cpu):
	Add model 0x2d Intel CPU.

From-SVN: r174835

gcc/

2011-06-08  Andi Kleen  <ak@linux.intel.com>

	* reginfo.c (global_regs_decl): Add.
	(globalize_reg): Add decl parameter. Compute location.
	Pass location to warnings and add inform. Store decl
	in global_regs_decl.
	* rtl.h (globalize_reg): Update prototype.
	* varasm.c (make_decl_rtl): Pass decl to globalize_reg().

From-SVN: r174834

From-SVN: r174833

From-SVN: r174829

re PR target/49305 (SH Target:  internal compiler error: in reload_cse_simplify_operands, at postreload.c:403)

	PR target/49305
	* config/sh/predicates.md (general_movsrc_operand): Check
	mode for memory with indexed address for QI and HImode.
	(general_movdst_operand): Likewise.

From-SVN: r174824

In gcc/doc/:
2011-06-09  Nicola Pero  <nicola.pero@meta-innovation.com>

	* doc/objc.texi (Traditional GNU Objective-C runtime API):
	Updated.

From-SVN: r174823

	PR c++/49107
	* cp-tree.def (DEFERRED_NOEXCEPT): New.
	* cp-tree.h (struct tree_deferred_noexcept): New.
	(DEFERRED_NOEXCEPT_PATTERN, DEFERRED_NOEXCEPT_ARGS): New.
	(DEFERRED_NOEXCEPT_SPEC_P): New.
	(enum cp_tree_node_structure_enum): Add TS_CP_DEFERRED_NOEXCEPT.
	(union lang_tree_node): Add tree_deferred_noexcept.
	(maybe_instantiate_noexcept): Declare.
	* cp-objcp-common.c (cp_tree_size): Handle DEFERRED_NOEXCEPT.
	* error.c (dump_exception_spec): Likewise.
	* cxx-pretty-print.c (pp_cxx_exception_specification): Likewise.
	* ptree.c (cxx_print_xnode): Likewise.
	* tree.c (cp_tree_equal): Likewise.
	* decl.c (cp_tree_node_structure): Likewise.
	(duplicate_decls): Call maybe_instantiate_noexcept.
	* except.c (build_noexcept_spec): Handle DEFERRED_NOEXCEPT.
	(nothrow_spec_p, type_noexcept_p, type_throw_all_p): Check
	DEFERRED_NOEXCEPT_SPEC_P.
	* typeck2.c (merge_exception_specifiers): Likewise.
	* decl2.c (mark_used): Call maybe_instantiate_noexcept.
	* method.c (process_subob_fn, defaulted_late_check): Likewise.
	* pt.c (tsubst_exception_specification): Add defer_ok parm.
	Build DEFERRED_NOEXCEPT.
	(maybe_instantiate_noexcept): New.
	(tsubst, regenerate_decl_from_template, instantiate_decl): Adjust.
	* search.c (check_final_overrider): Call maybe_instantiate_noexcept.

From-SVN: r174820

	* semantics.c (potential_constant_expression_1): Handle destructor
	call.

From-SVN: r174819

2011-06-08  Douglas B Rupp  <rupp@gnat.com>

	* fixincludes/configure.ac (AC_USE_SYSTEM_EXTENSIONS): Add.
	* fixincludes/configure: Regenerate.
	* fixincludes/config.h.in: Regenerate.

From-SVN: r174818

	* cp-tree.h (struct tinst_level): Add chain_next GTY
	markup.

From-SVN: r174816

* tree-flow-inline.h (op_iter_init): Reject GIMPLE_PHI stmts.
(num_ssa_operands): Likewise.
(op_iter_init_phiuse): Forward-declare.
(delink_stmt_imm_use): Iterate with FOR_EACH_PHI_OR_STMT_USE.

From-SVN: r174815

From-SVN: r174814

	PR testsuite/49323
	* g++.dg/debug/dwarf2/integer-typedef.C: Add -fno-merge-debug-strings
	to dg-options, match also DW_AT_linkage_name.

From-SVN: r174813

	* doc/invoke.texi (ARM Options): Update description of
	-mthumb-interwork.

From-SVN: r174811

2011-06-08  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/driver-i386.c (host_detect_local_cpu): Support
	unknown Intel family 0x6 CPUs.

From-SVN: r174809

pt.c (deduction_tsubst_fntype): Don't free the tinst entry if a pending_template entry is pointing at it.

	* pt.c (deduction_tsubst_fntype): Don't free the tinst entry
	if a pending_template entry is pointing at it.

From-SVN: r174807

2011-06-08  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (mark_rw_status): Removed.
	(analyze_access_subtree): New parameter parent instead of
	mark_read and mark_write, propagate from that.

From-SVN: r174806

2011-06-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/ext/extptr_allocator.h: Include <ext/numeric_traits.h>
	instead of <limits>.
	* include/bits/allocator.h: Likewise.

	* include/std/chrono (duration_values<>::min): Call lowest, not min.

From-SVN: r174805

	PR middle-end/21953
	* gcc.dg/compat/struct-layout-1_generate.c (dg-options): Use
	-fno-common on alpha*-dec-osf*.
	* g++.dg/compat/struct-layout-1_generate.c (dg-options): Likewise.

From-SVN: r174804

arm.c (arm_libcall_uses_aapcs_base): Use correct ABI for double-precision helper functions in hard-float mode if...

	* config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
	for double-precision helper functions in hard-float mode if only
	single-precision arithmetic is supported in hardware.

From-SVN: r174803

2011-06-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/allocator.h (__shrink_to_fit): Simplify.
	* include/bits/stl_vector.h (vector<>::shrink_to_fit): Adjust.
	* include/bits/stl_deque.h: Likewise.
	* include/bits/stl_bvector.h: Likewise.

From-SVN: r174802

	PR rtl-optimization/49303
	* sel-sched.c (move_op): Use correct type for 'res'.  Verify that
	code_motion_path_driver returned 0 or 1.
	(sel_region_finish): Clear h_d_i_d.

testsuite:
	* gcc.target/ia64/pr49303.c: New test.

From-SVN: r174801

From-SVN: r174800

In libobjc/:
2011-06-08  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc/objc.h (__GNU_LIBOBJC__): Bumped to 20110608.

From-SVN: r174799

In libobjc/:
2011-06-08  Nicola Pero  <nicola.pero@meta-innovation.com>

	* configure.ac (VERSION): Bumped to 4:0:0.
	* configure (VERSION): Likewise.

From-SVN: r174798

2011-06-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.h (gfc_statement): Add ST_LOCK and ST_UNLOCK.
        (gfc_exec_op): Add EXEC_LOCK and EXEC_UNLOCK.
        (gfc_code): Add expr4.
        * match.h (gfc_match_lock, gfc_match_unlock): New prototypes.
        * match.c (gfc_match_lock, gfc_match_unlock,
        lock_unlock_statement): New functions.
        (sync_statement): Bug fix, avoiding double freeing.
        (gfc_match_if): Handle LOCK/UNLOCK statement.
        * parse.c (decode_statement, next_statement,
        gfc_ascii_statement): Ditto.
        * st.c (gfc_free_statement): Handle LOCK and UNLOCK.
        * resolve.c (resolve_lock_unlock): New function.
        (resolve_code): Call it.
        * dump-parse-tree.c (show_code_node): Handle LOCK/UNLOCK.
        * frontend-passes.c (gfc_code_walker): Optimize gfc_code's expr4.

2011-06-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray_lock_1.f90: New.
        * gfortran.dg/coarray_lock_2.f90: New.

From-SVN: r174796

sh.c (prepare_move_operands): Set pic register appropriately for global and local dynamic tls models even if...

	* config/sh/sh.c (prepare_move_operands): Set pic register
	appropriately for global and local dynamic tls models even
	if flag_pic is unset.

From-SVN: r174792

In libobjc/:
2011-06-08  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc/README: Updated.
	* objc-private/selector.h: Updated comments.

From-SVN: r174791

From-SVN: r174788

In libobjc/:
2011-06-07  Nicola Pero  <nicola.pero@meta-innovation.com>

	* sendmsg.c (class_get_instance_method): Removed.
	(class_get_class_method): Removed.
	(objc_get_uninstalled_dtable): Removed.

From-SVN: r174775

In libobjc/:
2011-06-07  Nicola Pero  <nicola.pero@meta-innovation.com>

	* objc-private/module-abi-8.h (class_get_instance_size): Removed.
	* objects.c (class_create_instance): Removed.
	* error.c (__USE_FIXED_PROTOTYPES__): Removed.
	* gc.c (__objc_generate_gc_type_description): Use
	class_getInstanceSize() instead of class_get_instance_size().
	* selector.c (sel_types_match): Made static.
	(sel_get_typed_uid): Removed.
	(sel_get_any_typed_uid): Removed.
	(sel_get_name): Removed.
	(sel_get_type): Removed.
	(sel_register_name): Removed.
	(sel_register_typed_name): Removed.
	(sel_get_uid): Removed.

From-SVN: r174773