* tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
	coding conventions.
	(add_key): Likewise.
	* tree-ssa.c (init_tree_ssa): Use type safe memory macros.
	* tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
	variable names.
	* tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
	(add_cost_one_coalesce): Likewise.
	* tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
	variable names. Rename orig to orig_name for consistency.
	* tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
	conventions.
	(cprop_into_successor_phis): Avoid using C++ keywords as variable names.
	(record_equivalences_from_stmt): Likewise.
	* tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
	the coding conventions.
	(memory_ssa_name_same): Likewise.
	(dse_optimize_stmt): Likewise.
	(dse_record_phis): Likewise.
	(dse_finalize_block): Likewise.
	* tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
	keywords as variable names.
	(may_move_till): Cast according to the coding conventions.
	(force_move_till_expr): Avoid using C++ keywords as variable names.
	(force_move_till): Cast according to the coding conventions.
	(memref_hash): Likewise.
	(memref_eq): Likewise.
	(gather_mem_refs_stmt): Likewise.
	* tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
	keywords as variable names.
	(idx_find_step): Cast according to the coding conventions.
	(idx_record_use): Likewise.
	(find_depends): Likewise.
	(prepare_decl_rtl): Likewise.
	(mbc_entry_hash): Likewise.
	(mbc_entry_eq): Likewise.
	* tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
	(simplify_replace_tree): Avoid using C++ keywords as variable names.
	(idx_infer_loop_bounds): Cast according to the coding conventions.
	* tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
	* tree-ssa-math-opts.c (occ_new ): Likwise.
	* tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
	macros.
	* tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
	names.
	(add_use_op): Likewise.
	(add_vop): Likewise.
	(add_vuse_op): Likewise.
	(add_vdef_op): Likewise.
	(get_expr_operands): Likewise.
	(push_stmt_changes): Use type safe memory macros.
	* tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
	keywords as variable names.
	(conditional_replacement): Likewise.
	(minmax_replacement): Likewise.
	(abs_replacement): Likewise.
	* tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
	coding conventions.
	(insert_fake_stores): Avoid using C++ keywords as variable names.
	* tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
	conventions.
	* tree-ssa-structalias.c (heapvar_lookup): Likewise.
	(heapvar_insert): Use type safe memory macros.
	(new_var_info): Cast according to the coding conventions.
	(new_constraint): Likewise.
	(remove_preds_and_fake_succs): Use type safe memory macros.
	* tree-ssa-threadupdate.c (thread_block): Cast according to the coding
	conventions.
	(thread_single_edge): Likewise.

From-SVN: r125504

2007-06-06  Paolo Carlini  <pcarlini@suse.de>

	PR libstdc++/32233
	* include/bits/stl_vector.h (_M_fill_initialize): Fix return type.
	* testsuite/23_containers/vector/requirements/dr438/assign_neg.cc:
	Adjust dg-error line.
	* testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
	Likewise.

From-SVN: r125499

2007-06-06  Eric Christopher  <echristo@apple.com>

        * config/i386/i386.c (override_options): Move handling
        of TARGET_SUBTARGET* earlier.

From-SVN: r125497

	PR testsuite/31828
	* inclhack.def (hppa_hpux_fp_macros): New.
	* fixincl.x: Regenerate.
	* * tests/base/math.h: Update.

From-SVN: r125496

2007-06-06  Paolo Bonzini  <bonzini@gnu.org>

	* genmodes.c (tagged_printf, emit_insn_modes_h): Don't
	use %n on printf.

From-SVN: r125494

	* haifa-sched.c (restore_bb_notes): Clear bb field of the notes
	emited outside of basic block.
	* cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
	the created blocks.
	* rtl.h (delete_insn_chain): Declaration changed.
	* cfgrtl.c (delete_insn_chain): Add option to clear bb field for
	non-removed insns.
	(rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
	(delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
	rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false 
	to delete_insn_chain.
	(rtl_verify_flow_info_1): Verify that the insns in header and footer
	do not have bb field set.
	(rtl_verify_flow_info): Verify that insns between basic blocks do not
	have bb field set.
	* recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
	* cfgcleanup.c (try_optimize_cfg): Ditto.

From-SVN: r125492

	* lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
	(lambda_body_vector_new): Use type safe memory macros.
	(lambda_linear_expression_new): Likewise.
	(lambda_loopnest_new): Likewise.
	(lambda_lattice_new): Likewise.
	(replace_uses_equiv_to_x_with_y): Cast according to the coding
	conventions. Use type safe memory macros.
	* lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
	(lambda_body_vector_s): Likewise.
	* lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
	* lambda-trans.c (lambda_trans_matrix_new): Likewise.

From-SVN: r125491

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

	* tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
	if we need to schedule cfg_cleanup.
	(tree_ssa_forward_propagate_single_use_vars): Do so.

From-SVN: r125490

2007-06-06  Benjamin Kosnik  <bkoz@redhat.com>
	    Frank Mori Hess  <frank.hess@nist.gov>
	        
    * docs/html/debug.html: Correct link.

From-SVN: r125488

./:	* fold-const.c (merge_ranges): If range_successor or
	range_predecessor fail, just return 0.
testsuite/:
	* g++.dg/conversion/enum1.C: New test.

From-SVN: r125486

	    Frank Mori Hess  <frank.hess@nist.gov>
	


Co-Authored-By: Frank Mori Hess <frank.hess@nist.gov>

From-SVN: r125485

        * configure.ac: Update TOOLS_TARGET_PAIRS configuration to match
        gcc/ada/Makefile.in.

        * configure: Regenerated.

From-SVN: r125484

re PR tree-optimization/32216 (ICE: verify_stmts failed (invalid reference prefix) with -ftree-vectorize)

	PR tree-optimization/32216
	* tree-vectorizer.c (supportable_widening_operation): Determine
	signedness of FIX_TRUNC_EXPR from output operand.
	(supportable_narrowing_operation): Ditto.
	* tree-vect-generic.c (expand_vector_operations_1): Determine
	signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
	from input operand.

testsuite/ChangeLog:
	
	PR tree-optimization/32216
	* gcc.dg/vect/pr32216.c: New test.

From-SVN: r125482

From-SVN: r125481

From-SVN: r125480

Update constants.
Update copyright notice.

From-SVN: r125479

2007-04-20  Robert Dewar  <dewar@adacore.com>

	* a-reatim.adb: Documentation addition

	* g-cgideb.adb: Minor code reorganization

	* tree_io.adb, treepr.adb, cstand.adb, krunch.adb, par.adb,
	mdll-utl.adb, par-ch5.adb, par-tchk.adb, s-exctab.ads, s-memory.ads,
	s-osprim.ads, s-restri.ads, s-soflin.ads: Minor reformatting.

	* debug.ads, debug.adb (Get_Debug_Flag_K): Remove unused obsolete
	function.  Change name New_Scope to Push_Scope
	(Get_Debug_Flag_K): Remove unused obsolete function.

	* exp_ch8.adb, inline.adb, sem_ch8.ads: Change name New_Scope to
	Push_Scope.

	* makeusg.adb: Update Copyright notice
	Add line for switch -aP

	* makeusg.adb: Fix wording of some usage messages

	* s-assert.adb (Raise_Assert_Failure): Add call to
	Debug_Raise_Assert_Failure.

	* s-unstyp.ads (type Packed_Bytes2): Change alignment to use 'Min
	(2, Standard'Alignment) for compatibility with AAMP (where alignment
	is restricted to 1).

	* s-wchjis.adb: Remove use of System.Pure_Exceptions

	* tbuild.ads, tbuild.adb (Make_Implicit_Exception_Handler): Set the
	node location to No_Location when we're not debugging the expanded
	code.

From-SVN: r125478

a-cidlli.ads, [...] (Empty_Vector, [...]): Move this object declaration after freezing point of all its associated tagged...

2007-04-20  Javier Miranda  <miranda@adacore.com>

	* a-cidlli.ads, a-cdlili.ads, a-cohama.ads, a-coinve.ads, 
	a-convec.ads (Empty_Vector, Empty_Map, Empty_List): Move this object
	declaration after freezing point of all its associated tagged types;
	otherwise such types are frozen too early.

From-SVN: r125477

2007-04-20  Pascal Obry  <obry@adacore.com>
	    Vincent Celier  <celier@adacore.com>

	* makegpr.adb (Add_Archive_Path): Use untouched object and library
	dirs and library name.
	(Build_Global_Archive): Idem. Minor code clean-up. Removes duplicate
	comments.
	(Build_Library): Idem.
	(Compile_Individual_Sources): Idem.
	(Compile_Link_With_Gnatmake): Idem.
	(Compile_Sources): Idem.
	(Get_Imported_Directories): Idem.
	(Link_Executables): Idem. Same change for the executable dir.
	(Check_Compilation_Needed): C_Source_Path new variable containing
	the canonical form of Source_Path to check against the source names
	in the dependency file.
	(Build_Global_Archive, Compile_Individual_Sources, Compile_Sources): In
	verbose mode, display the name of the object directory we're changing
	to.
	(Saved_Switches): New name of table X_Switches
	(Scan_Arg): Recognize new switch -aP and save in table Saved_Switches
	(Usage): New line for switch -aP
	(Get_Imported_Directories.Add): Make sure that Add_Arg is True before
	testing if a directory should be added to the search path.

From-SVN: r125476

2007-04-20  Vincent Celier  <celier@adacore.com>
	    Robert Dewar  <dewar@adacore.com>

	* xgnatugn.adb: Allow dots to be used in ug_words (-gnatw.c and
	-gnatw.C)

	* gnat_ugn.texi: Fix ordering of -g switch for gnatmake
	Document gnatbind switch -a
	(case Constructions): Document that variables declarations are allowed
	for previously declared variables.
	Fix external lib project example
	-gnatg: Indicate new VMS qualifier /GNAT_INTERNAL
	Indicate that "#if not X or Y then" is not allowed in input files to
	gnatprep.
	Document gnatw.x and gnatw.X warning flags
	Mention -Winline switch to activate warnings when back-end inlining is
	ineffective.
	Add gnatcheck rule descriptions
	Describe how to use the GNAT driver to call a tool on a closure.
	Describe how to run project-wide checks or metrics.
	Document gnatbind's -R option
	Updated to account for Ada 2005 support

	* gnat_rm.texi (Case Construction): Allow variable declarations for
	previously declared variables.
	(Representation Clauses and Pragmas): Lift restriction on alignment
	clauses for record types.
	(Ada.Characters.*): Fix typo in reference to A.3.3(27).
	Document No_Exception_Propagation restriction
	Document No_Body pragma
	Updated to account for Ada 2005 support; corrected some typos
	(Implementation Defined Pragmas): Document pragma Universal_Aliasing.

	* gnat-style.texi: Make it clear that we never use mode IN for
	procedures or functions

	* ug_words: Add entries for -gnatw.x and -gnatw.X
	Add entries for -gnatw.c/.C

From-SVN: r125475

2007-04-20  Vincent Celier  <celier@adacore.com>

	* vms_conv.adb (Process_Argument): Keep arguments starting with '+' as
	is.

	* vms_data.ads: Add entries for -gnatw.x and -gnatw.X
	/STYLE_CHECKS=GNAT: Change meaning to -gnatyg
	/GNAT_INTERNAL: New compiler qualifier corresponding to -gnatg
	Add missing comment for /OPTIMIZE=SPACE
	Add entry for OPTIMIZE=SPACE
	Add new qualifier /ALL_PROJECTS (= -U) for GNAT LIST
	Add documentation for new qualifiers corresponding to -gnatw.c/.C

From-SVN: r125474

2007-04-20  Thomas Quinot  <quinot@adacore.com>

	* types.h, types.ads: Rename PE_Illegal_CW_Actual_E_4_18 to
	PE_Non_Transportable_Actual.
	(By_Descriptor_Last): New constant.
	(By_Copy_Return): Likewise.

From-SVN: r125473

2007-04-20  Eric Botcazou  <ebotcazou@adacore.com>

	* tracebak.c (FRAME_OFFSET): Add parameter FP. On SPARC/Solaris, do not
	add the stack bias if the offset is computed from a frame address.
	(__gnat_backtrace): Adjust for above change.

From-SVN: r125472

s-stchop-vxworks.adb (Set_Stack_Info): Instead of trying to map the VxWorks task descriptor in the Ada run time...

2007-04-20  Matthew Gingell  <gingell@adacore.com>
	    Jose Ruiz  <ruiz@adacore.com>

	* s-stchop-vxworks.adb (Set_Stack_Info): Instead of trying to map the
	VxWorks task descriptor in the Ada run time, call a C subprogram
	(__gnat_get_stack_info) that extracts the required information.

	* sysdep.c: Back out temporary lynxos workaround.
	(__gnat_get_stack_info): Add this procedure that passes to the Ada run
	time the stack information associated to the currently executing task.
	Only VxWorks systems require this function.

From-SVN: r125471

2007-04-20  Vincent Celier  <celier@adacore.com>

	* switch-b.adb (Scan_Binder_Switches): Add processing for new
	switches -R and -Z

	* switch-m.adb (Normalize_Compiler_Switches): Do not record switch -E
	(Scan_Make_Switches): Recognize new switch -aP

From-SVN: r125470

2007-04-20  Robert Dewar  <dewar@adacore.com>

	* stylesw.ads, stylesw.adb (Set_GNAT_Style_Check): New procedure
	(Set_Style_Check_Options): Recognize new -gnatyg style switch

	* switch-c.adb (Scan_Front_End_Switches, case -gnatg): Set
	Warn_On_Non_Local_Exception to False, to turn off warnings for
	No_Exception_Propagation in ZFP runtime.
	(Scan_Front_End_Switches): Fix handling of --RTS switch for non GCC
	back-ends.
	(Scan_Front_End_Switches): For 'g', call Set_GNAT_Style_Checks

From-SVN: r125469

2007-04-20  Vincent Celier  <celier@adacore.com>

	* a-dirval-vms.adb, a-dirval.ads, a-dirval.adb (Windows): New Boolean
	function.

	* a-dirval-mingw.adb (Is_Valid_Path_Name): Forbid a path with a drive
	letter if it is not followed by a '/' or a '\'.
	(Windows): New Boolean function

	* a-direct.ads, a-direct.adb: Remove unnecessary and misplaced pragma
	Ada 2005.
	(Containing_Directory): On Windows, keep at least one '/' or '\' after a
	drive letter.
	(Containing_Directory): Raise Use_Error when the directory is a root
	directory.
	(Extension): When returning the result, use a conversion to Result_Type,
	not a qualification.

From-SVN: r125468

2007-04-20  Eric Botcazou  <ebotcazou@adacore.com>

	* s-stoele.ads, s-stoele.adb: Move inline_always subprograms earlier
	than their first call.
	Add type Dummy_Communication_Block used in the generation of the pre-
	defined dispatching primitive _disp_asynchronous_select.
	(Storage_Element): Put Pragma Universal_Aliasing on it.

From-SVN: r125467

2007-04-20  Thomas Quinot  <quinot@adacore.com>

	* g-soccon-darwin.ads, gen-soccon.c: Add new constant
	Thread_Blocking_IO, always True by default, set False on a per-runtime
	basis.
	Add Windows-specific constants
	Add new constant Need_Netdb_Buffer.
	Add new macros to indicate whether getXXXbyYYY is thread safe and, if
	not, whether to use getXXXbyYYY_r.

	* gsocket.h: Add new constant Need_Netdb_Buffer.
	Add new macros to indicate whether getXXXbyYYY is thread safe and, if
	not, whether to use getXXXbyYYY_r.

From-SVN: r125466

2007-04-20  Quentin Ochem  <ochem@adacore.com>

	* s-stausa.ads, s-stausa.adb (Initialize_Analyzer): Added parameter
	"Overflow_Guard".
	(Stack_Analyzer): Added field "Overflow_Guard"
	(Task_Result): Added field "Overflow_Guard".
	(Index_Str): New constant.
	(Task_Name_Str): New constant.
	(Actual_Size_Str): New constant.
	(Pattern_Array_Element_Size): New constant.
	(Get_Usage_Range): New subprogram.
	(Output_Result): Added parameter Max_Size_Len and Max_Actual_Use_Len.
	Now align the output.
	Added comments.
	(Initialize): Added value for Overflow_Guard.
	(Fill_Stack): Use constant Pattern_Array_Elem_Size when relevant.
	Update the value of the overflow guard according to the actual
	beginning of the pattern array.
	(Initialize_Analyzer): Added parameter Overflow_Guard.
	Take this parameter into accound when computing the max size.
	(Compute_Result): Use constant Pattern_Array_Elem_Size when relevant.
	(Report_Result): Removed extra useless procedure.
	Updated call to Output_Result.
	Moved full computation of the Task_Result here.

From-SVN: r125465

2007-04-20  Arnaud Charlet  <charlet@adacore.com>

	* s-secsta.adb (Chunk): Ensure this object has a static size known at
	compile time, to avoid dynamic memory allocation
	(Elaboration code): Only use dynamic memory allocation when needed.

From-SVN: r125464

2007-04-20  Ed Schonberg  <schonberg@adacore.com>
	    Robert Dewar  <dewar@adacore.com>

	* sprint.ads, sprint.adb (Sprint_Node_Actual): Output aggregate for
	exceptions.
	(Write_Itype): Handle case of string literal subtype, which
	comes up in this context.
	(Update_Itype): when debugging expanded code, update sloc of itypes
	associated with defining_identifiers and ranges, for gdb use.
	(Sprint_Node_Actual): Add static keyword to object or exception
	declaration output if Is_Statically_Allocated is True.
	(Sprint_End_Label): Set entity of end marker for a subprogram, package,
	or task body, so that the tree carries the proper Sloc information for
	debugging use.
	(Write_Indent): In Dump_Source_Text mode, ignore implicit label nodes

From-SVN: r125463

2007-04-20  Robert Dewar  <dewar@adacore.com>

	* sinput-l.ads, sinput-l.adb: implement a new pragma No_Body

From-SVN: r125462

sem_smem.adb (Check_Shared_Var): Check explicitly for as task object, to prevent subsequent expansion.

2007-04-20  Ed Schonberg  <schonberg@adacore.com>

	* sem_smem.adb (Check_Shared_Var): Check explicitly for as task object,
	to prevent subsequent expansion.

From-SVN: r125461

sem_eval.adb (Eval_Relational_Op): nothing to do if an operand is an illegal aggregate and the type is still...

2007-04-20  Robert Dewar  <dewar@adacore.com>

	* sem_eval.adb (Eval_Relational_Op): nothing to do if an operand is an
	illegal aggregate and the type is still Any_Composite.
	(Subtypes_Statically_Match): Fix problem of empty discriminant list

From-SVN: r125460

s-finroo.ads, [...] (Read, Write): Use null procedure declarations instead of an explicit null body, for conciseness.

2007-04-20  Thomas Quinot  <quinot@adacore.com>

	* s-finroo.ads, s-finroo.adb (Read, Write): Use null procedure
	declarations instead of an explicit null body, for conciseness.

From-SVN: r125459

2007-04-20  Jose Ruiz  <ruiz@adacore.com>
	    Arnaud Charlet  <charlet@adacore.com>

	* s-taprob.adb (Unlock): Change the ceiling priority of the underlying
	lock, if needed.

	* s-taprop.ads (Set_Ceiling): Add this procedure to change the ceiling
	priority associated to a lock.

	* s-tpoben.adb ([Vulnerable_]Complete_Task, Lock_Entries): Relax
	assertion to take into account case of no abort restriction.
	(Initialize_Protection_Entries): Add initialization for the field
	New_Ceiling associated to the protected object.
	(Unlock_Entries): Change the ceiling priority of the underlying lock, if
	needed.

	* s-solita.adb (Get_Current_Excep): Moved back to s-tasini/s-tarest,
	since this function needs to be set consistently with Update_Exception.

	* s-tarest.adb (Get_Current_Excep): Moved back to s-tasini/s-tarest,
	since this function needs to be set consistently with Update_Exception.

	* s-taskin.ads: Update comments on
	Interrupt_Server_Blocked_On_Event_Flag.
	(Unbind_Handler): Fix handling of server_task wakeup
	(Server_Task): Set self's state so that Unbind_Handler can take
	appropriate actions.
	(Common_ATCB): Now use a constant from System.Parameters to determine
	the max size of the Task_Image field.

	* s-tassta.adb (Task_Wrapper): Now pass the overflow guard to the
	Initialize_Analyzer function.
	([Vulnerable_]Complete_Task, Lock_Entries): Relax assertion to
	take into account case of no abort restriction.
	([Vulnerable_]Complete_Master): Modify assertion.

	* s-tataat.adb (Finalize): Use the nestable versions of
	Defer/Undefer_Abort.

	* s-tpobop.adb (Protected_Entry_Call): Relax assertion.

	* s-tpobop.ads: Update comments.

	* s-tposen.adb (Protected_Single_Entry_Call): Call Lock_Entry instead
	of locking the object manually, to avoid inconsistencies between
	Lock/Unlock_Entry assertions.

	* s-interr.ads, s-interr.adb (Server_Task): Fix race condition when
	terminating
	application and System.Parameters.No_Abort is True.
	Update comments on Interrupt_Server_Blocked_On_Event_Flag.
	(Unbind_Handler): Fix handling of server_task wakeup
	(Server_Task): Set self's state so that Unbind_Handler can take
	appropriate actions.

From-SVN: r125458

	    Olivier Hainque  <hainque@adacore.com>

	* a-except-2005.ads, a-except-2005.adb
	(Raise_From_Controlled_Operation): New procedure in
	(private part of) Ada.Exceptions (standard runtime version). Used to
	provide informational exception message when Program_Error is raised as
	a result of an Adjust or Finalize operation propagating an exception.
	(Rmsg_28): Fix description for E.4(18) check.
	(Raise_Current_Excep): Call Debug_Raise_Exception just before
	propagation starts, to let debuggers know about the event in a reliable
	fashion.
	Take the address of E and dereference to make sure it is homed on stack
	and prevent the stores from being deleted, necessary for proper
	debugger behavior on "break exception" hits.
	(Local_Raise): Moved to System.Exceptions

	* s-finimp.adb (Raise_From_Finalize): Code to construct an appropriate
	exception message from the current occurrence and raise Program_Error
	has been moved to Ada.Exceptions.Raise_From_Controlled_Operation.

From-SVN: r125457

2007-04-20  Thomas Quinot  <quinot@adacore.com>

	* socket.c (__gnat_close_signalling_fd): New function.
	(__gnat_safe_gethostbyaddr, __gnat_safe_gethostbyname,
	__gnat_safe_getservbyname, __gnat_safe_getservbyport):
	New supporting functions for task safe Netdb operations.

From-SVN: r125456

raise-gcc.c (__gnat_eh_personality): Tweak the signature and add special code on ia64-vms to handle major...

2007-04-20  Olivier Hainque  <hainque@adacore.com>

	* raise-gcc.c (__gnat_eh_personality): Tweak the signature and add
	special code on ia64-vms to handle major incompatibilities between the
	GCC unwinding ABI and the VMS Condition Handling Facility, both calling
	this routine with a very different set of arguments and expectations on
	the return value.

From-SVN: r125455