* configure.in (HAVE_LD_PIE): Check for ld -pie.
	* config.in: Rebuilt.
	* configure: Rebuilt.
	* toplev.c (flag_pie, flag_shlib): New variables.
	(f_options): Add -fpie and -fPIE.
	(parse_options_and_default_flags): Set flag_pic if -fpie/-fPIE.
	Set flag_shlib if flag_pic and not -fpie/-fPIE.
	* flags.h (flag_pic, flag_shlib): Add.
	* varasm.c (default_binds_local_p): Use flag_shlib instead of
	flag_pic.
	* gcc.c (LINK_PIE_SPEC): Define.
	(LINK_COMMAND_SPEC): Use LINK_PIE_SPEC.
	(option_map): Add --pie -> -pie mapping.
	* config/sol2.h (ASM_SPEC): Handle -fpie the same way as -fpic
	and -fPIE the same way as -fPIC.
	* config/openbsd.h (ASM_SPEC): Likewise.
	* config/frv/frv.h (ASM_SPEC): Likewise.
	* config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Likewise.
	* config/arm/semi.h (ASM_SPEC): Likewise.
	* config/arm/netbsd-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise.
	* config/freebsd-spec.h (FBSD_CPP_SPEC): Likewise.
	* config/i386/beos-elf.h (CC1_SPEC): Likewise.
	* config/i386/freebsd-aout.h (ASM_SPEC): Likewise.
	* config/m68k/linux.h (CPP_SPEC): Likewise.
	* config/m68k/netbsd.h (ASM_SPEC): Likewise.
	* config/m68k/openbsd.h (ASM_SPEC): Likewise.
	* config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
	* config/mips/linux.h (SUBTARGET_CPP_SPEC): Likewise.
	* config/mips/openbsd.h (SUBTARGET_ASM_SPEC): Likewise.
	* config/pa/pa-linux.h (CPP_SPEC): Likewise.
	* config/netbsd-aout.h (ASM_SPEC): Likewise.
	* config/rs6000/sysv4.h (ASM_SPEC, CPP_SYSV_SPEC): Likewise.
	* config/rs6000/vxworks.h (CPP_SPEC): Likewise.
	* config/sparc/linux.h (CPP_SUBTARGET_SPEC, ASM_SPEC): Likewise.
	* config/sparc/linux64.h (CPP_SUBTARGET_SPEC, ASM_SPEC): Likewise.
	* config/sparc/sparc.h (ASM_SPEC): Likewise.
	* config/sparc/sp64-elf.h (ASM_SPEC): Likewise.
	* config/sparc/sysv4.h (ASM_SPEC): Likewise.
	* config/sparc/netbsd-elf.h (ASM_SPEC): Likewise.
	* config/sparc/openbsd64.h (ASM_SPEC): Likewise.
	* config/cris/linux.h (CRIS_ASM_SUBTARGET_SPEC): Likewise.
	* config/linux.h (STARTFILE_SPEC, ENDFILE_SPEC): Handle -pie.
	Simplify.
	* config/alpha/elf.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
	* config/i386/linux64.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
	* config/ia64/linux.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
	* config/rs6000/sysv4.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
	* config/rs6000/linux64.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
	* config/sparc/linux.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
	* config/sparc/linux64.h (STARTFILE_SPEC, ENDFILE_SPEC): Likewise.
	* doc/invoke.texi: Document -pie, -fpie and -fPIE options.

From-SVN: r67359

	* builtins.c (expand_builtin_memcpy): Remove endp argument and endp
	!= 0 handling.  Pass 0 to store_by_pieces.
	(expand_builtin_mempcpy): Add endp argument.  Don't call
	expand_builtin_memcpy, call store_by_pieces resp. move_by_pieces
	directly.  If ignoring result, only do expand_call.
	(expand_builtin_stpcpy): Likewise.  Call expand_builtin_mempcpy
	otherwise.
	(expand_builtin_strncpy, expand_builtin_memset): Adjust
	store_by_pices callers.
	(expand_builtin): Adjust expand_builtin_memcpy and
	expand_builtin_mempcpy callers.
	* expr.c (can_move_by_pieces): New function.
	(move_by_pieces): Add endp argument, return to resp. memory at end
	or one byte earlier depending on endp.
	(store_by_pieces): Likewise.
	(emit_block_move): Adjust call to move_by_pieces.
	(emit_push_insn): Adjust move_by_pieces caller.
	* expr.h (can_move_by_pieces): New prototype.
	(store_by_pieces): Adjust prototypes.
	* rtl.h (move_by_pieces): Adjust prototype.
	* config/mips/mips.c (expand_block_move): Adjust move_by_pieces
	caller.

	* gcc.c-torture/execute/builtins/string-4.c (main_test): Remove
	mempcpy test with post-increments.
	* gcc.c-torture/execute/string-opt-3.c: New test.
	* gcc.dg/string-opt-1.c: New test.

From-SVN: r67358

From-SVN: r67355

	* c-opts.c (c_common_handle_option): New, pulled out of
	c_common_decode_option.  Substitute uses of argv.
	(c_common_decode_option): Broken into two.

From-SVN: r67354

From-SVN: r67351

2003-06-03  David Billinghurst (David.Billinghurst@riotinto.com)

	PR fortran/10965
	* g77.f-torture/compile/20000601-2.f: Fix non-standard code.

From-SVN: r67349

	* lib/scanasm.exp (dg-scan): New function, factored out of ...
	(scan-assembler): ... here.  Use dg-scan.
	(scan-assembler-not): Likewise.
	(scan-file): New function.
	(scan-file-not): Likewise.
	* gcc.dg/cpp/19990228-1.c: Use scan-file and/or scan-file-not.
	* gcc.dg/cpp/_Pragma4.c: Likewise.
	* gcc.dg/cpp/_Pragma5.c: Likewise.
	* gcc.dg/cpp/avoidpaste1.c: Likewise.
	* gcc.dg/cpp/avoidpaste2.c: Likewise.
	* gcc.dg/cpp/cmdlne-C2.c: Likewise.
	* gcc.dg/cpp/cmdlne-P.c: Likewise.
	* gcc.dg/cpp/cmdlne-dD-M.c: Likewise.
	* gcc.dg/cpp/cmdlne-dD-dM.c: Likewise.
	* gcc.dg/cpp/cmdlne-dI-M.c: Likewise.
	* gcc.dg/cpp/cmdlne-dM-M.c: Likewise.
	* gcc.dg/cpp/cmdlne-dM-dD.c: Likewise.
	* gcc.dg/cpp/cmdlne-dN-M.c: Likewise.
	* gcc.dg/cpp/cxxcom1.c: Likewise.
	* gcc.dg/cpp/line1.c: Likewise.
	* gcc.dg/cpp/maccom1.c: Likewise.
	* gcc.dg/cpp/maccom2.c: Likewise.
	* gcc.dg/cpp/maccom3.c: Likewise.
	* gcc.dg/cpp/maccom4.c: Likewise.
	* gcc.dg/cpp/maccom5.c: Likewise.
	* gcc.dg/cpp/maccom6.c: Likewise.
	* gcc.dg/cpp/multiline.c: Likewise.
	* gcc.dg/cpp/spacing1.c: Likewise.
	* gcc.dg/cpp/spacing2.c: Likewise.
	* gcc.dg/cpp/trad/cmdlne-C2.c: Likewise.
	* gcc.dg/cpp/trad/maccom1.c: Likewise.
	* gcc.dg/cpp/trad/maccom2.c: Likewise.
	* gcc.dg/cpp/trad/maccom3.c: Likewise.
	* gcc.dg/cpp/trad/maccom4.c: Likewise.
	* gcc.dg/cpp/trad/maccom6.c: Likewise.
	* gcc.dg/cpp/cxxcom2.c: Likewise.
	* gcc.dg/cpp/cxxcom2.h: New file.

From-SVN: r67347

From-SVN: r67346

2003-06-02  Andrew Pinski  <pinskia@physics.uc.edu>

	PR libstdc++/9815
	* config/cpu/i386/atomicity.h (__exchange_and_add): add intel
	asm case to asm.
	* config/cpu/i486/atomicity.h (__exchange_and_add): Likewise.
	(__atomic_add): likewise.

From-SVN: r67343

2003-06-02  Paolo Carlini  <pcarlini@unitus.it>

	* include/bits/sstream.tcc (pbackfail): Minor clean up and
	reformatting, consistent with basic_filebuf::pbackfail.

From-SVN: r67342

2003-06-02  Richard Kreckel  <Richard.Kreckel@GiNaC.DE>

	PR libstdc++/11062
	* config/cpu/mips/atomicity.h:  Change __attribute__ ((unused)) to
	__attribute__ ((__unused__)).
	* config/os/aix/atomicity.h:  Likewise.

From-SVN: r67340

2003-06-02  Paolo Carlini  <pcarlini@unitus.it>

	PR libstdc++/9761
	* include/bits/fstream.tcc (pbackfail): If the pback buffer
	is already active don't try to store in it a second char.
	* testsuite/27_io/basic_filebuf/pbackfail/char/9761.cc: New.

	* include/bits/fstream.tcc (pbackfail): Add unbuffered bits.

From-SVN: r67337

2003-06-02  Paolo Carlini  <pcarlini@unitus.it>

	* testsuite/27_io/basic_stringbuf/seekpos/char/3.cc: Tweak
	line spacing.

From-SVN: r67336

From-SVN: r67335

std_fstream.h (_M_destroy_pback): Use _M_in_beg instead of unnecessarily taking the address of _M_pback.

2003-06-02  Paolo Carlini  <pcarlini@unitus.it>

	* include/std/std_fstream.h (_M_destroy_pback): Use _M_in_beg
	instead of unnecessarily taking the address of _M_pback.
	(xsgetn): Simplify slightly for a single char pback buffer.

2003-06-02  Paolo Carlini  <pcarlini@unitus.it>

	* include/bits/sstream.tcc (seekoff): Remove four unnecessary
	variables and two 'if', clean up.

2003-06-02  Paolo Carlini  <pcarlini@unitus.it>

	* include/bits/sstream.tcc (seekpos): Test against _M_out_lim
	not _M_out_end, since the former actually points to the string
	end (vs buffer end).
	* testsuite/27_io/basic_stringbuf/seekpos/char/3.cc: New.

From-SVN: r67334

	* gcc.dg/cpp/truefalse.cpp: Move it to ...
	* g++.dg/cpp/truefalse.C: Here.
	* gcc.dg/cpp/cpp.exp: Remove scanning of ".cpp" files.

From-SVN: r67333

	* emit-rtl.c (gen_complex_constant_part):  Remove unnecessary
	test of TREE_CONSTANT_POOL_ADDRESS_P.

Co-Authored-By: Zack Weinberg <zack@codesourcery.com>

From-SVN: r67331

	* mips.c: Don't include output.h twice.
	* stormy16.c: Likewise.
	* xtensa.c: Likewise.
	* output.h: Protect against multiple inclusion.

From-SVN: r67330

	* sh.h (OLD_ARG_MODE): New macro.
	(FUNCTION_ARG_ADVANCE, FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
	(FUNCTION_ARG_1): Break out of:
	(FUNCTION_ARG).  Use OLD_ARG_MODE.

From-SVN: r67329

From-SVN: r67328

From-SVN: r67327

	* Makefile.in (c-options.c): Pass in $(AWK) to opts.sh.
	(mostlyclean): Delete c-options.c and c-options.h.

From-SVN: r67326

	* c-opts.c (CL_REJECT_NEGATIVE): New.
	(c_common_decode_option): Update to use it.
	* c.opt: Update documentation; use RejectNegative.
	* opts.sh: Handle RejectNegative.

From-SVN: r67325

From-SVN: r67324

	* ggc-page.c (init_ggc): Give better diagnostics on failure to
	open /dev/zero.
	* toplev.c (crash_signal): Reset handling for received signal
	to SIG_DFL.

From-SVN: r67323

2003-06-02  Ben Elliston  <bje@wasabisystems.com>

	* config/arm/arm.c (arm_use_dfa_pipeline_interface): Declare.
	(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define if not already defined.
	(arm_use_dfa_pipeline_interface): Implement.
	* config/arm/arm.md (arm): New automaton.
	(write_buf): Remove function units; new cpu unit.
	(write_blockage): Remove function units; new cpu unit.
	(core): Remove function units; new cpu unit.
	(r_mem_f_wbuf): New instruction reservation.
	(store1_wbuf, store2_wbuf, store3_wbuf, store4_wbuf): Likewise.
	(store1_ldsched, store2, store3, store4): Likewise.
	(load_ldsched, load_ldsched_xscale, load_or_store): Likewise.
	(mult, mult_ldsched, mult_ldsched_strongarm): Likewise.
	(multi_cycle, single_cycle): Likewise.
	* config/arm/fpa.md (armfp): New automaton.
	(fpa): Remove function units; new cpu unit.
	(fpa_mem): Remove function unit; new cpu unit.
	(fdivx, fdivd, fdivs, fmul, ffmul, farith, ffarith): New reservations.
	(r_2_f, f_2_r, f_load, f_store, r_mem_f, f_mem_r): Likewise.

From-SVN: r67322

	* builtin-attrs.def (ATTR_ASM_FPRINTF): New.
	* c-format.c (enum format_type): Add asm_fprintf_format_type.
	(NOARGUMENTS, asm_fprintf_length_specs, asm_fprintf_flag_specs,
	asm_fprintf_flag_pairs, asm_fprintf_char_table): New.
	(format_types_orig): Renamed from format_types.  Add new data.
	(format_types): Declare as pointer.
	(handle_format_attribute): Move later in file so we have all
	necessary declarations.  Add section to capture HOST_WIDE_INT.
	* output.h (ATTRIBUTE_ASM_FPRINTF, __gcc_host_wide_int__): New.
	(asm_fprintf): Mark with ATTRIBUTE_ASM_FPRINTF.

From-SVN: r67319

From-SVN: r67317

From-SVN: r67314

	* doc/tm.texi (Storage Layout): Remove ROUND_TYPE_SIZE and
	ROUND_TYPE_SIZE_UNIT.

	* stor-layout.c (finalize_record_size): Remove usages of
	ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT.
	(finalize_type_size): Likewise.
	(layout_type): Likewise.

	* system.h: Poison ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT.

ada:
	* utils.c (finish_record_type): Remove usages of
	ROUND_TYPE_SIZE and ROUND_TYPE_SIZE_UNIT.

From-SVN: r67313

From-SVN: r67312

From-SVN: r67311

	* emit-rtl.c (gen_lowpart_common): Handle interpreting integer
	constants as condition code values.

Co-Authored-By: Geoffrey Keating <geoffk@apple.com>
Co-Authored-By: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>

From-SVN: r67309

From-SVN: r67308

cppmacro.c (warn_of_redefinition): Handle cases where the two definitions have different numbers of tokens.

* cppmacro.c (warn_of_redefinition): Handle cases where the two
definitions have different numbers of tokens.

* gcc.dg/cpp/redef3.c: New file.

From-SVN: r67307

2003-06-01  Andreas Jaeger  <aj@suse.de>

	* gen-protos.c (main): Readd unused attribute for argc.

From-SVN: r67306

	* Makefile.in (c-options.c, c-options.h): Parallel make safe.
	* c.opt: End in blank line.
	* opts.sh: Take AWK from environment if available; use C locale.

From-SVN: r67305

From-SVN: r67304

From-SVN: r67303

	PR target/11044
	* config/i386/i386.md (length attribute): Set length to 4
	for instructions of type "fcmp".

From-SVN: r67300