From-SVN: r180721

	* acinclude.m4 (GLIBCXX_CONFIGURE): Refer to GNU/Linux.
	* configure: Regenerate.

From-SVN: r180717

From-SVN: r180716

	* config/sparc/sparc.md (cmask patterns): Allow zero operand.

From-SVN: r180715

From-SVN: r180714

	* dwarf2out.c (cached_next_real_insn): New.
	(dwarf2out_end_epilogue): Set it to NULL_RTX.
	(dwarf2out_var_location): Remove cached_next_real_insn local static.

From-SVN: r180713

From-SVN: r180712

Renaming all of the insn patterns as needed to the standard
optab forms.  Sadly, only one of the builtins is unused by
the various header files, so most of them must stay around.

        * config/i386/sse.md (floatv8siv8sf2): Rename from avx_cvtdq2ps256.
        (floatv4siv4sf2): Rename from sse2_cvtdq2ps.
        (floatunsv4siv4sf2): Rename from sse2_cvtudq2ps.
        (fix_truncv8sfv8si2): Rename from avx_cvttps2dq256.
        (fix_truncv4sfv4si2): Rename from sse2_cvttps2dq.
        (floatv4siv4df2): Rename from avx_cvtdq2pd256.
        (fix_truncv4dfv4si2): Rename from avx_cvttpd2dq256.
        (vec_unpacku_float_hi_v8si): Update for insn pattern name changes.
        * config/i386/i386.md (splitters for int-float conversion): Likewise.
        * config/i386/i386.c (ix86_split_convert_uns_si_sse): Likewise.
        (bdesc_args): Likewise.
        (enum ix86_builtins) [IX86_BUILTIN_CVTUDQ2PS]: Remove.
        (ix86_vectorize_builtin_conversion): Remove.
        (TARGET_VECTORIZE_BUILTIN_CONVERSION): Remove.

From-SVN: r180709

	PR libstdc++/1773
	* init.c (cpp_init_builtins): Set __cplusplus for C++11.

From-SVN: r180708

	PR c++/50920
gcc/c-family
	* c-common.h (cxx_dialect): Add cxx11 and cxx03.
	* c.opt: Add -std=c++11, -std=gnu++11, -std=gnu++03,
	and -Wc++11-compat.
	* c-opts.c (set_std_cxx11): Rename from set_std_cxx0x.
gcc/cp
	* class.c (check_field_decl): Change c++0x in diags to c++11.
	* error.c (maybe_warn_cpp0x): Likewise.
	* parser.c (cp_parser_diagnose_invalid_type_name): Likewise.
	* pt.c (check_default_tmpl_args): Likewise.
libcpp
	* include/cpplib.h (enum c_lang): Rename CLK_CXX0X to CLK_CXX11,
	CLK_GNUCXX0X to CLK_GNUCXX11.
libstdc++-v3
	* include/bits/c++0x_warning.h: Change -std=c++0x to -std=c++11.

From-SVN: r180707

2011-10-31  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (mark_modified): Moved up in the file.
	(is_parm_modified_before_call): Renamed to
	is_parm_modified_before_stmt, moved up in the file.
	(load_from_unmodified_param): New function.
	(compute_complex_assign_jump_func): Also attempt to create pass
	through jump functions for values loaded from (addressable)
	parameters.

	* testsuite/gcc.dg/ipa/ipcp-4.c: New test.

From-SVN: r180705

tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def in a loop and has different type from op0...

	* tree-vect-stmts.c (vectorizable_shift): If op1 is vect_external_def
	in a loop and has different type from op0, cast it to op0's type
	before the loop first.  For slp give up.  Don't crash if op1_vectype
	is NULL.

	* gcc.dg/vshift-3.c: New test.
	* gcc.dg/vshift-4.c: New test.
	* gcc.dg/vshift-5.c: New test.

From-SVN: r180704

libgfortran ChangeLog:

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/inquire.c (inquire_via_unit): Check whether we're at the
	beginning or end if the position is unspecified. If the position
	is not one of the 3 standard ones, return unspecified.
	* io/io.h (update_position): Remove prototype.
	* io/transfer.c (next_record): Set the position to unspecified,
	letting inquire figure it out more exactly when needed.
	* io/unit.c (update_position): Remove function.


testsuite ChangeLog:

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* gfortran.dg/inquire_5.f90: Update testcase to match the standard
	and current implementation.

From-SVN: r180703

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

	* io/unix.h (struct stream): Add size function pointer.
	(ssize): New inline function.
	(file_length): Remove prototype.
	* io/unix.c (raw_size): New function.
	(raw_init): Initialize st.size pointer.
	(buf_size): New function.
	(buf_init): Initialize st.size pointer.
	(open_internal): Likewise.
	(open_internal4): Likewise.
	(file_length): Remove function.
	* io/file_pos.c (st_rewind): Use ssize instead of file_length.
	* io/open.c (test_endfile): Likewise.
	* io/transfer.c (data_transfer_init): Likewise.
	(next_record_r): Likewise.
	(next_record_w): Likewise.
	* io/unit.c (update_position): Likewise.

From-SVN: r180702

2011-10-31  Janne Blomqvist  <jb@gcc.gnu.org>

* io/file_pos.c (st_rewind): Handle regular and special files
identically.
* io/intrinsics.c (fseek_sub): Don't check whether we think the
file is seekable, just do what the caller says.
* io/transfer.c (skip_record): First try to seek, then fallback to
reading and throwing away what we read.
* io/unit.c (update_position): Don't check whether file is
seekable, just try to do what we're told.
(unit_truncate): Likewise.
* io/unix.c (struct unix_stream): Remove special_file flag.
(buf_flush): Remove code for handling unseekable files.
(buf_seek): Likewise.
(fd_to_stream): Use buffered IO only for regular files.
(file_length): Remove is_seekable() call.
(is_seekable): Remove function.
(is_special): Likewise.
* io/unix.h: Remove prototypes for is_seekable and is_special.

From-SVN: r180701

2011-10-31  Paul Brook  <paul@codesourcery.com>

	gcc/
	* cgraphunit.c: Don't mark clones as static constructors.

	gcc/testsuite/
	* gcc.dg/constructor-1.c: New test.

From-SVN: r180700

        * gcc-ar: Do not include stdio.h.

From-SVN: r180699

	* mangle.c (get_mangled_id): Factor from ...
	(mangle_decl): ... here.
	Call get_mangled_id.

From-SVN: r180698

	* tree-streamer-out.c (pack_ts_base_value_fields): Emit
	TYPE_ADDR_SPACE.
	* tree-streamer-in.c (unpack_ts_base_value_fields): Read
	TYPE_ADDR_SPACE.

From-SVN: r180697

	* config/sparc/sparc.c (vector_init_bshuffle): New function.
	(vector_init_fpmerge): New function.
	(sparc_expand_vector_init): Use them to improve non-const cases.

From-SVN: r180696

	* dwarf2out.c (dwarf2out_var_location): When processing several
	consecutive location notes, cache the result of next_real_insn().

From-SVN: r180695

From-SVN: r180694

2011-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	* symbol.c (gfc_free_charlen): Whitespace.

From-SVN: r180687

2011-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/50573
	* check.c (gfc_check_dshift): Update argument checking for BOZ.
	Update checking SHIFT against BITSIZE of I or J.
	* intrinsic.texi: Update docs for DSHIFTL and DSHIFTR.

2011-10-30  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/50573
	* gfortran.dg/dshift_3.f90: New test.

From-SVN: r180686

	* config/i386/i386.md (avx2_vec_dup<mode>): Macroize insn from
	avx2_vec_dup{v8sf,v4sf} using VF1 mode iterator.
	(vec_dupv4sf): Remove expander.
	(vec_dupv4sf): Merge from *vec_dupv4sf and *vec_dupv4sf_avx.
	(vec_dupv2df): Remove expander.
	(vec_dupv2df): Merge from *vec_dupv2df and *vec_dupv2df_sse3.
	(*vec_concatv2df): Merge *vec_concatv2df_sse3.
	(*vec_dupv4si): Merge *vec_dupv4si_avx.
	(*vec_dupv2di): Merge *vec_dupv2di_sse3.

From-SVN: r180685

2011-10-30  Dmitry Plotnikov  <dplotnikov@ispras.ru>

        * tree-cfg.c (verify_gimple_assign_unary): Allow vector conversions.
        * optabs.c (supportable_convert_operation): New function.
        * optabs.h (supportable_convert_operation): New prototype.
        * tree-vect-stmts.c (vectorizable_conversion): Change condition and
        behavior for NONE modifier case.
        * tree.h (VECTOR_INTEGER_TYPE_P): New macro.

From-SVN: r180684

From-SVN: r180682

	* prerequisites.xml: Refer to GCC (instead of gcc) and GNU/Linux.
	Remove an obsolete reference to a Red Hat release we do not
	support any longer.
	Refer to Debian GNU/Linux.

From-SVN: r180681

	* gcc.dg/scal-to-vec2.c (dg-options): Add -fno-common to options on
	hppa*-*-hpux*.
	* gcc.dg/torture/vshuf-v8hi.c: Likewise.
	* gcc.dg/torture/vshuf-v4si.c: Likewise.
	* gcc.dg/torture/vshuf-v8si.c: Likewise.
	* gcc.dg/torture/vshuf-v32qi.c: Likewise.
	* gcc.dg/torture/vshuf-v4di.c: Likewise.
	* gcc.dg/torture/vshuf-v2df.c: Likewise.
	* gcc.dg/torture/vshuf-v16qi.c: Likewise.
	* gcc.dg/torture/vshuf-v4sf.c: Likewise.
	* gcc.dg/torture/vshuf-v8sf.c: Likewise.
	* gcc.dg/torture/vshuf-v2di.c: Likewise.
	* gcc.dg/torture/vshuf-v16hi.c: Likewise.
	* gcc.dg/torture/vshuf-v4df.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-31.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-33.c: Likewise.
	* gcc.dg/tree-ssa/ssa-fre-34.c: Likewise.
	* gcc.dg/vector-compare-2.c: Likewise.

From-SVN: r180680

	* faq.xml (Who's in charge of it?): Refer to the Linux kernel
	instead of just Linux.
	(How do I install libstdc++?): Refer to GNU/Linux instead of
	just Linux.

From-SVN: r180679

	* NEWS (GCC 2.95): Refer to GNU/Linux instead of Linux.
	(EGCS 1.0): Ditto.

From-SVN: r180678

	* tree-vectorizer.h (NUM_PATTERNS): Bump to 9.
	* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): New
	function.
	(vect_vect_recog_func_ptrs): Add it.

From-SVN: r180677

From-SVN: r180675

	* reorg.c (label_before_next_insn): New function.
	(relax_delay_slots): Use it instead of prev_label.
	* rtl.h (prev_label): Delete declaration.
	* emit-rtl.c (prev_label): Remove.

From-SVN: r180674

From-SVN: r180673

/cp
2011-10-29  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50901
	* call.c (build_new_op_1): Handle ABS_EXPR together with the
	other unary EXPR.

/testsuite
2011-10-29  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/50901
	* g++.dg/cpp0x/pr50901.C: New.

From-SVN: r180670

From-SVN: r180669

re PR target/50617 (ICE: RTL flag check: INSN_ANNULLED_BRANCH_P used with unexpected rtx code 'simplify_immed_subreg' in output_bb, at config/pa/pa.c:6631)

	PR target/50617
	* config/pa/protos.h (attr_length_save_restore_dltp): Delete.
	(cmpib_comparison_operator): Likewise.
	(following_cal, output_and, output_ior, output_move_double,
	output_fp_move_double, output_block_move, output_block_clear,
	output_cbranch, output_lbranch, output_bb, output_bvb, output_dbra,
	output_movb, output_parallel_movb, output_parallel_addb, output_call,
	output_indirect_call, output_millicode_call, output_mul_insn,
	output_div_insn, output_mod_insn, singlemove_string,
	output_arg_descriptor, output_global_address, print_operand,
	legitimize_pic_address, hppa_encode_label, symbolic_expression_p,
	fmpyaddoperands, fmpysuboperands, emit_bcond_fp, emit_move_sequence,
	emit_hpdiv_const, is_function_label_plus_const, jump_in_call_delay,
	hppa_fpstore_bypass_p, attr_length_millicode_call, attr_length_call,
	attr_length_indirect_call, return_addr_rtx, function_arg_padding,
	insn_refs_are_delayed, get_deferred_plabel, ldil_cint_p, zdepi_cint_p,
	output_ascii, compute_frame_size, and_mask_p, cint_ok_for_move,
	hppa_expand_prologue, hppa_expand_epilogue, ior_mask_p,
	compute_zdepdi_operands, output_64bit_and, output_64bit_ior,
	reloc_needed, magic_milli, shadd_constant_p): Consistently prefix
	exported functions and variables with "pa_".
	* config/pa/predicates.md: Likewise.
	* config/pa/pa64-hpux.h: likewise.
	* config/pa/som.h: Likewise.
	* config/pa/elf.h: Likewise.
	* config/pa/pa64-linux.h: Likewise.
	* config/pa/pa.md: Likewise.
	* config/pa/pa.c: Likewise.
	* config/pa/pa-linux.h: Likewise.
	* config/pa/pa.h: Likewise.
	* config/pa/constraints.md: Likewise.

From-SVN: r180660

	* config/i386/i386.md (xop_sha<mode>3): Rename from xop_ashl<mode>3.
	Update all uses.
	(xop_shl<mode>3): Rename from xop_lshl<mode>3.  Update all uses.
	* config/i386/i386.c: Update all uses.

From-SVN: r180659

	* config/i386/i386.md (lshlv16qi3): Remove expander.
	(lshrv16qi3): New expander.
	(<shift_insn>v16qi3): Macroize expander from ashrv16qi3 and lshrv16qi3
	using any_shiftrt code iterator. Cleanup.
	(ashlv16qi3): Cleanup.
	(ashrv2di3): Ditto.

From-SVN: r180657