From-SVN: r94881

	* read-rtl.c (read_rtx_1): Give fatal error if we see a vector
	with no elements.

From-SVN: r94879

	* tree.c (build_function_type_list): Work correctly if there are
	no arguments.

From-SVN: r94878

	* config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
	"*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
	("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
	TARGET_ZARCH instead of TARGET_64BIT.

From-SVN: r94877

	* config/rs6000/t-rtems:
	(MULTILIB_OPTIONS): Remove mcpu=602.
	(MUTLILIB_DIRNAMES): Remove m602.
	(MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
	Let mcpu=602 match mcpu=603.
	(MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.

From-SVN: r94876

	* pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
	signal trampolines.

From-SVN: r94869

2005-02-10  David Daney  <ddaney@avtrex.com>

	* config/alpha/linux-unwind.h: Add exception clause to copyright.
	* config/i386/linux-unwind.h: Likewise.
	* config/ia64/linux-unwind.h: Likewise.
	* config/mips/linux-unwind.h: Likewise.
	* config/pa/linux-unwind.h: Likewise.
	* config/rs6000/linux-unwind.h: Likewise.
	* config/s390/linux-unwind.h: Likewise.
	* config/sh/linux-unwind.h: Likewise.
	* config/sparc/linux-unwind.h: Likewise.

From-SVN: r94868

From-SVN: r94863

From-SVN: r94859

	PR tree-optimization/17549
	* tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
	TER to replace a DEF with its expression if the DEF and the
	rhs of the expression we replace into have the same root
	variable.

From-SVN: r94853

	* config/mips/mips.md: Fix the placement of the match_scratch in the
	lea64 peephole2.

From-SVN: r94846

	* cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
	Fix comment typos.

From-SVN: r94845

From-SVN: r94843

From-SVN: r94842

	* tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
	(strip_offset): Handle addresses.
	(add_address_candidates): Use strip_offset.
	(difference_cost): Reflect strip_offset change.
	(force_var_cost, difference_cost): Strip nops.

From-SVN: r94841

	* builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
	tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
	config/cris/cris-protos.h, config/cris/cris.c: Update
	copyright.

From-SVN: r94840

From-SVN: r94839

	* external/sax/Makefile.in: Rebuilt.
	* external/sax/Makefile.am (all-local): Removed.
	(BUILT_SOURCES): New variable.
	(mostlyclean-local): No error if no classes to delete.
	* external/w3c_dom/Makefile.in: Rebuilt.
	* external/w3c_dom/Makefile.am (all-local): Removed.
	(BUILT_SOURCES): New variable.
	(mostlyclean-local): No error if no classes to delete.

From-SVN: r94838

        * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
        (lookup_avail_expr): Similarly.

From-SVN: r94836

From-SVN: r94832

2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>

	* builtins.c (fold_builtin_powi): New function.
	(fold_builtin_1): Call it.

	* gcc.dg/builtins-52.c: New testcase.

From-SVN: r94831

From-SVN: r94829

From-SVN: r94828

From-SVN: r94827

2005-02-09  Sergey Rybin  <rybin@adacore.com>

	* gnat_ugn.texi: Add to the gnatpp section the paragraph describing
	the difference between compact and incompact layout and add the record
	representation clause to the example illustrating different layouts.
	Add the description of '-A5' gnatpp option ("align 'AT' keywords in
	component clauses").

2005-02-09  Florian Villoing  <villoing@adacore.com>

	* gnat_ugn.texi: Fix typos.
	Use @command to display 'gcc', 'gnatbind', etc. insted of @code or
	@file.
	Make proper use of @ref, @xref and @pxref to avoid duplication of "see"
	in the generated documentation.

2005-02-09  Arnaud Charlet  <charlet@adacore.com>

	* gnat_ugn.texi: Remove all mentions of FSU threads, which are no
	longer supported.
	Update linker wrapper when linking with non GNU C++.

2005-02-09  Pascal Obry  <obry@adacore.com>

	* gnat_ugn.texi:
	Document the procedure to debug the DllMain routine on Windows.
	Add note about -funwind-tables and mixed Ada and C/C++ programming in
	ZCX mode.
	Document new BIND qualifer /RETURN_CODES=VMS.

2005-02-09  Ben Brosgol  <brosgol@adacore.com>

	* gnat_ugn.texi: Wordsmithing of "GNAT and Libraries" chapter
	Edited gnatmetric chapter

2005-02-09  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi:
	Changes to document new wide wide character support
	For AI-285
	Update documentation on Normalize_Scalars and Initialize_Scalars

2005-02-09  Pascal Obry  <obry@adacore.com>

	* s-taprop-mingw.adb, s-soflin.ads: Minor reformatting.

2005-02-09  Jose Ruiz  <ruiz@adacore.com>

	* s-osinte-vxworks.ads (taskPriorityGet): Add this function (imported
	from the VxWorks kernel) that is needed for getting the active
	priority of the different tasks.

	* s-atacco.ads, s-atacco.adb (Nothing): Remove this dummy procedure.
	Use a pragma Elaborate_Body in the spec file instead.
	Noticed by code reading.

2005-02-09  Thomas Quinot  <quinot@adacore.com>

	* exp_util.ads: Minor correction in comment.

2005-02-09  Arnaud Charlet  <charlet@adacore.com>

	* s-taprop.ads (Initialize): Update comments. Remove pragma Inline,
	since this procedure is now too complex to be worth inlining.

From-SVN: r94826

	* usage.adb: Add line for switch -gnat05 (allow Ada 2005 extensions)
	Slight fix to documentation of -gnaty with no parameters

	* xr_tabls.ads: Add ??? comment for missing overall comment

	* xsinfo.adb: Make default file name be sinfo.h, since this is what
	we now use by default.

	* xsnames.adb: Adjust end of file test to look for five space followed
	by '#' instead of six spaces. The format of xsnames.adb was modified
	in the last update.

	* a-numeri.ads: Add reference to AI-388 for greek letter pi
	identifier.

	* clean.adb: Minor reformatting.

	* gnat1drv.adb, gnatfind.adb, gnatlink.adb, gnatmem.adb,
	gnatname.adb: Minor reformatting
	Add 2005 to copyright output when utility is run

	* csets.adb: Eliminate obsolete comment

	* debug.adb, g-socket.ads, i-cobol.adb: Minor reformatting throughout
	Update comments.

	* sem_eval.ads (Eval_Integer_Literal): Do not inline this, not useful.

From-SVN: r94825

	* s-vaflop.adb: Add pragma Warnings (Off) to eliminate infinite
	recursion warnings when compiled with -gnatdm.

From-SVN: r94824

	* s-tporft.adb (Register_Foreign_Thread): Initialize Task_Image[_Len]
	fields for foreign threads.

From-SVN: r94823

	* s-finimp.adb: (Finalize_List): Optimize in the no-abort case.
	Minor reformatting.

From-SVN: r94822

sem_ch7.adb (Uninstall_Declarations): Exchange full and private views of a private type after handling its private...

	* sem_ch7.adb (Uninstall_Declarations): Exchange full and private
	views of a private type after handling its private dependents, to
	maintain proper stack discipline between entry and exit from the
	package.

From-SVN: r94821

	* sem_ch4.adb (Analyze_Selected_Component): Create Actual_Subtype even
	with expansion disabled. The actual subtype is needed among other
	places when the selected component appears in the context of a loop
	bound, and denotes a packed array.
	(Operator_Check): Always use the first subtype in the
	error message, to avoid the appearance of internal base types.
	(Transform_Object_Operation): Copy each actual in full
	to the parameter associations of the constructed call, rather than
	using the shallow copy mechanism of New_Copy_List. This ensures that
	the chaining of named associations is done properly.
	(Complete_Object_Operation): Rewrite node, rather than
	replacing it, so that we can trace back to the original selected
	component.

	* sem_elab.adb (Set_Elaboration_Constraint): For initialization calls,
	and calls that use object notation, if the called function is not
	declared  in a withed unit, place the elaboration constraint on the
	unit in the context that makes the function accessible.
	(Check_Elab_Subtype_Declaration): Check whether a subtype declaration
	imposes an elaboration constraint between two packages.

From-SVN: r94820

prj-makr.adb (Process_Directory): Put file name in canonical case before matching against the patterns.

	* prj-makr.adb (Process_Directory): Put file name in canonical case
	before matching against the patterns.
	If gnatname has been invoked as <prefix>-gnatname
	then invoke the compiler as <prefix>-gcc, not just "gcc".

From-SVN: r94819

	* s-asthan-vms.adb: Removed.

	* s-asthan-vms-alpha.adb: Added.

	* Makefile.in [VMS] (LN,LN_S): Define as cp -p
	Rename s-asthan-vms.adb to s-asthan-vms-alpha.adb.
	[VMS]: Add translations for g-enblsp.adb.
	(LIBGNAT_SRCS): Add seh_init.c.
	(LIBGNAT_OBJS): Add seh_init.o.

	PR ada/16592

	Link all gnat tools with -static-libgcc, since
	-shared-libgcc is now used by default on some systems (e.g. linux with
	recent binutils).
	Remove references to Makefile.prolog/generic, no longer used.

From-SVN: r94818

	* make.adb (Gnatmake): Do not fail when the main project has no object
	directory.

From-SVN: r94817

init.c (__gnat_initialize): Add a new parameter eh which contains the address of the exception registration.

	* init.c (__gnat_initialize): Add a new parameter eh which contains the
	address of the exception registration. The Win32 version of this
	routine calls __gnat_install_SEH_handler() to initialize the SEH
	(Structured Exception Handling) handler.
	(__gnat_error_handler) [Win32]: Removed. Not needed as we use
	SEH (Structured Exception Handling) now.
	(__gnat_install_handler) [Win32]: Nothing to do now as we use SEH.
	(__gnat_initialize for ppc-vxworks): Adjust comments and the
	preprocessor condition protecting the call to the extra eh setup
	subprogram, which is only available for the ppc target.
	(__gnat_clear_exception_count): replaced reference to
	variable taskIdCurrent by call to taskIdSelf(), cleaner.

	* seh_init.c: New file.

	* Make-lang.in: (GNAT_ADA_OBJS): Add seh_init.o.
	(GNATBIND_OBJS): Idem.

	* misc.c (gnat_parse_file): Update call to __gnat_initialize. This
	routine takes a new parameter (a pointer to the exception registration
	for the SEH (Structured Exception Handling) support.

	* raise.h: (__gnat_install_SEH_handler): New prototype.
	Update copyright notice.

	* s-tassta.adb (Task_Wrapper): Declare the exception registration
	record and initialize it by calling __gnat_install_SEH_handler.

From-SVN: r94816

	* gnatbl.c: [VMS] (_POSIX_EXIT): Define.
	[VMS] (#define exit hack): Remove.

From-SVN: r94815

exp_ch4.adb (Expand_Composite_Equality): If a component is an unchecked union with no inferable discriminants...

	* exp_ch4.adb (Expand_Composite_Equality): If a component is an
	unchecked union with no inferable discriminants, return a
	Raise_Program_Error node, rather than inserting it at the point the
	type is frozen.
	(Expand_Record_Equality, Component_Equality): Handle properly the case
	where some subcomponent is an unchecked union whose generated equality
	code raises program error.

From-SVN: r94814

exp_aggr.adb (Gen_Assign): If the expression is an aggregate for a component of an array of arrays in an...

	* exp_aggr.adb (Gen_Assign): If the expression is an aggregate for a
	component of an array of arrays in an assignment context, and the
	aggregate has component associations that require sliding on
	assignment, force reanalysis of the aggregate to generate a temporary
	before the assignment.
	(Must_Slide): Make global to the package, for use in Gen_Assign.

From-SVN: r94813

2005-02-09  Eric Botcazou  <ebotcazou@adacore.com>
	    Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	Fix for c330001 - PR ada/19386

	* decl.c:
	(gnat_to_gnu_field): Do not necessarily invoke make_packable_type
	on the field if Pragma Component_Alignment (Storage_Unit).
	(gnat_to_gnu_entity, case object): Do not treat a renaming that has
	side-effects as if it were a constant; also make SAVE_EXPR to protect
	side-effects.
	(gnat_to_gnu_entity, case E_Record_Subtype): If have _Parent, make a
	UNION_TYPE.
	(make_dummy_type): Set TYPE_UNCHECKED_UNION_P.
	(components_to_record): Test it.
	Fix improper usage of REFERENCE_CLASS_P.

	* utils2.c (build_binary_op, case MODIFY_EXPRP): Treat UNION_TYPE as
	RECORD_TYPE.

	* utils2.c: Minor reformatting.

	* utils.c (convert, case UNION_TYPE): Check TYPE_UNCHECKED_UNION;
	handle other cases like RECORD_TYPE.

	* utils.c (gnat_pushdecl): Set TREE_NO_WARNING.

From-SVN: r94812

2005-02-09  Doug Rupp  <rupp@adacore.com>
	    Thomas Quinot  <quinot@adacore.com>

	* adaint.c, adaint.h
	[VMS] (to_ptr32): New function.
	(MAYBE_TO_PTR32): New macro.
	(__gnat_portable_spawn,__gnat_portable_no_block_spawn): Adjust argv
	for pointer size.
	[VMS] (descriptor_s, ile_s): Use __char_ptr32 for adr field.
	[VMS] (#define fork()): Remove since unneccessary.
	(__gnat_set_close_on_exec): New routine to support
	GNAT.OS_Lib.Set_Close_On_Exec.

	* g-expect.adb (Set_Up_Communications): Mark the pipe descriptors for
	the parent side as close-on-exec so that they are not inherited by the
	child.

	* g-os_lib.ads, g-os_lib.adb (Set_Close_On_Exec): New subprogram to
	set or clear the FD_CLOEXEC flag on a file descriptor.

From-SVN: r94811