random.tcc (gamma_distribution<>::operator() (_UniformRandomNumberGenerator&, const param_type&): Redo, using the Marsaglia/Tsang algorithm.

2009-06-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/random.tcc (gamma_distribution<>::operator()
	(_UniformRandomNumberGenerator&, const param_type&): Redo, using
	the Marsaglia/Tsang algorithm.
	(gamma_distribution<>::param_type::_M_initialize): Adjust.
	(operator<<(basic_ostream<>&, gamma_distribution<>),
	operator>>(basic_ostream<>&, gamma_distribution<>): Likewise.

	* include/bits/random.tcc(student_t_distribution<>::_M_gaussian):
	Remove, just use normal_distribution.
	(operator<<(basic_ostream<>&, student_t_distribution<>),
	operator>>(basic_ostream<>&, student_t_distribution<>): Adjust.
	(linear_congruential_engine<>::operator()()): Move inline.
	(lognormal_distribution<>::operator()(_UniformRandomNumberGenerator&,
	const param_type&)): Move inline, just use normal_distribution.
	(operator<<(basic_ostream<>&, lognormal_distribution<>),
	operator>>(basic_ostream<>&, lognormal_distribution<>): Adjust.
	(weibull_distribution<>::operator()(_UniformRandomNumberGenerator&,
	const param_type&)): Move here, out of line.
	(piecewise_constant_distribution<>::param_type::param_type()): Move
	inline.
	* include/bits/random.h: Adjust, minor tweaks.

From-SVN: r148276

PR40359

From-SVN: r148275

        PR debug/40012

        * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
        partitions use the same.
        (expand_one_var): Deal with DECL_RTL sometimes begin set also
        for basevars of SSA_NAMEs.
        (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
        to not expand them twice.
        (gimple_expand_cfg): Clear DECL_RTL for those decls that have
        multiple places.

From-SVN: r148273

gcc/ChangeLog:
* common.opt (fcompare-debug=, fcompare-debug-second): New.
(fdump-final-insns=, gtoggle): New.
* doc/invoke.texi: Document them.
* final.c (rest_of_clean_state): Dump final insn stream.
* gcc.c (invoke_as): Hook in -fcompare-debug.
(static_spec_functions): Add compare-debug-dump-opt,
compare-debug-self-opt and compare-debug-auxbase-opt.
(compare_debug, compare_debug_second, compare_debug_opt): New.
(switches_debug_check, n_switches_debug_check): New.
(debug_auxbase_opt, debug_check_temp_file): New.
(process_command): Handle -fno-compare-debug, -fcompare-debug and
-fcompare-debug=*.
(do_self_spec): Handle arguments after switches.
(do_spec_1): Add .gk extension to temp file basenames for compare.
(check_live_switch): Take SWITCH_IGNORE into account, and earlier.
(cc1_options): Use it instead of normal auxbase computation for
the second compare-debug compilation.
(compare_files): New.
(main): Set up and implement compare debug mode.
(compare_debug_dump_opt_spec_function): New.
(compare_debug_self_opt_spec_function): New.
(compare_debug_auxbase_opt_spec_function): New.
* toplev.c (process_options): Handle flag_gtoggle,
flag_dump_final_insns.
* coverage.c (coverage_begin_output): Don't overwrite .gcno file
during -fcompare-debug-second compilation.
gcc/cp/ChangeLog:
* repo.c (get_base_filename): Use aux_base_name rather than
alternate temporary file during second compare debug compilation.
(finish_repo): Skip during -fcompare-debug-second.
gcc/ada/ChangeLog:
* lib-writ.adb (flag_compare_debug): Import.
(Write_ALI): Skip during -fcompare-debug-second.
gcc/fortran/ChangeLog:
* options.c (gfc_post_options): Disable dump_parse_tree
during -fcompare-debug-second.
gcc/objc/ChangeLog:
* objc-act.c (objc_init): Skip print_struct_values during
-fcompare-debug-second.

From-SVN: r148271

./:	* dwarf2.h (enum dwarf_location_atom): Add
	INTERNAL_DW_OP_tls_addr.
	* dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.

	* c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
	with no default node.  Change warning with %H to warning_at.
	Don't clear warn_switch around case checking.
	* doc/invoke.texi (Warning Options): Clarify distinction between
	-Wswitch and -Wswitch-enum.
java/:
	* jcf-parse.c (handle_constant): Change local variable 'kind' to
	unsigned int.
testsuite/:
	* g++.dg/warn/Wswitch-3.C: New testcase.
	* gcc.dg/Wswitch.c: Adjust for -Wswitch change.
	* gcc.dg/Wswitch-enum-error.c: Likewise.
	* gcc.dg/Wswitch-error.c: Likewise.

From-SVN: r148270

From-SVN: r148269

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* tree-pass.h (TODO_update_ssa_any): Document internal use only.

From-SVN: r148263

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* gbl-ctors.h: Add header guard.

From-SVN: r148262

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
	sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
	vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
	vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
	prototypes for removed functions.
	(expressions_equal_p): Move to ...
	* tree-ssa-sccvn.h: ... here and ...
	* matrix-reorg.c: ... adjust includes.

From-SVN: r148261

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.

From-SVN: r148260

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* c-decl.c (finish_decl): Use bool for variable was_incomplete.
	(finish_function): Remove erroneous whitespace.

From-SVN: r148259

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
	(verify_stmts): Print statement who's gimple_bb is set to a wrong BB

From-SVN: r148258

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* errors.c (internal_error): Commentary typo fix.
	* gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
	* tree-ssa-pre.c: Ditto.

From-SVN: r148257

basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of them is supposed to hold actual statements.

2009-06-07  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

	* basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
	them is supposed to hold actual statements.

From-SVN: r148256

2009-06-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/40008
	* gfortran.dg/negative_unit.f: Update test.
	* gfortran.dg/negative_unit_int8.f: Update test.
	* gfortran.dg/newunit_1.f90: New test.

From-SVN: r148255

From-SVN: r148254

2009-06-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/40008
	* libgfortran.h: Define IOPARM_OPEN_HAS_NEWUNIT.
	* io/open.c (st_open): Don't error on negative unit number if NEWUNIT
	was specified. If NEWUNIT is specified, call new function to get the
	unique unit number and assign it.
	* io/io.h (st_parameter_open): Add pointer to newunit.  Add prototype for
	next_available_newunit. Add prototype for new function,
	get_unique_unit_number.
	* io/unit.c: Declare next_available_newunit. Define the first newunit
	number. (init_units): Initialize next_available_unit.
	(get_unique_unit_number): New function. Fix whitespace and comments.
	* io/transfer.c (data_transfer_init): Update error message to not be
	specific to OPEN statements.

From-SVN: r148253

2009-05-31  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/40008
	* gfortran.h (gfc_open): Add newunit expression to structure.
	* io.c (io_tag): Add new unit tag and fix whitespace.
	(match_open_element): Add matching for newunit.
	(gfc_free_open): Free the newunit expression.
	(gfc_resolve_open): Add newunit to resolution and check constraints.
	(gfc_resolve_close): Add check for non-negative unit.
	(gfc_resolve_filepos): Likewise.
	(gfc_resolve_dt): Likewise.
	* trans-io.c (set_parameter_value): Build runtime checks for unit
	numbers within range of kind=4 integer. (gfc_trans_open) Set the
	newunit parameter.
	* ioparm.def (IOPARM): Define the newunit parameter as a pointer
	to GFC_INTEGER_4, pint4.

From-SVN: r148252

2009-06-07  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/40334
	* io/list_read.c (list_formatted_read_scalar): Set the end file
	conditions after a return from EOF error.

From-SVN: r148251

2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/25104
        PR fortran/29962
        * array.c (gfc_append_constructor): Added NULL-check.
        * check.c (gfc_check_spread): Check DIM.
        (gfc_check_unpack): Check that the ARRAY arguments provides
        enough values for MASK.
        * intrinsic.h (gfc_simplify_spread): New prototype.
        (gfc_simplify_unpack): Likewise.
        * intrinsic.c (add_functions): Added new simplifier callbacks.
        * simplify.c (gfc_simplify_spread): New.
        (gfc_simplify_unpack): New.
        * expr.c (check_transformational): Allow additional
        * transformational
        intrinsics in initialization expression.

2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/25104
        PR fortran/29962
        * gfortran.dg/spread_init_expr.f03: New.
        * gfortran.dg/unpack_init_expr.f03: New.
        * gfortran.dg/intrinsic_argument_conformance_2.f90: Adjusted
        error message.

From-SVN: r148250

2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/25104
        PR fortran/29962
        * check.c (gfc_check_all_any): Check rank of DIM.
        (gfc_check_count): Likewise.
        * intrinsic.h (gfc_simplify_all): New prototype.
        (gfc_simplify_any): Likewise.
        (gfc_simplify_count): Likewise.
        (gfc_simplify_sum): Likewise.
        (gfc_simplify_product): Likewise.
        * intrinsic.c (add_functions): Added new simplifier callbacks.
        * simplify.c (transformational_result): New.
        (simplify_transformation_to_scalar): New.
        (simplify_transformation_to_array): New.
        (gfc_count): New.
        (gfc_simplify_all): New.
        (gfc_simplify_any): New.
        (gfc_simplify_count): New.
        (gfc_simplify_sum): New.
        (gfc_simplify_product): New.
        * expr.c (check_transformational): Allow additional
        * transformational
        intrinsics in initialization expression.

2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/25104
        PR fortran/29962
        * gfortran.dg/count_init_expr.f03
        * gfortran.dg/product_init_expr.f03
        * gfortran.dg/sum_init_expr.f03

From-SVN: r148249

2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        * check.c (dim_rank_check): Return SUCCESS if DIM=NULL.
        (gfc_check_lbound): Removed (now) redundant check for DIM=NULL.
        (gfc_check_minloc_maxloc): Likewise.
        (check_reduction): Likewise.
        (gfc_check_size): Likewise.
        (gfc_check_ubound): Likewise.
        (gfc_check_cshift): Added missing shape-conformance checks.
        (gfc_check_eoshift): Likewise.
        * gfortran.h (gfc_check_conformance): Modified prototype to printf-style.
        * expr.c (gfc_check_conformance): Accept error-message chunks in
        printf-style. Changed all callers.

2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/36874
        * gfortran.dg/intrinsic_argument_conformance_2.f90: Adjusted error message.
        * gfortran.dg/zero_sized_1.f90: Removed checks with incompatible shapes.
        * gfortran.dg/zero_sized_5.f90: Likewise.

From-SVN: r148247

2009-06-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR middle-end/32950
	* g++.dg/torture/pr32950.C: New.

From-SVN: r148244

2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/25104
        PR fortran/29962
        * intrinsic.h (gfc_simplify_dot_product): New prototype.
        (gfc_simplify_matmul): Likewise.
        (gfc_simplify_transpose): Likewise.
        * intrinsic.c (add_functions): Added new simplifier callbacks.
        * simplify.c (init_result_expr): New.
        (compute_dot_product): New.
        (gfc_simplify_dot_product): New.
        (gfc_simplify_matmul): New.
        (gfc_simplify_transpose): New.
        * expr.c (check_transformational): Allow transformational
        * intrinsics
        with simplifier in initialization expression.


2009-06-07  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/25104
        PR fortran/29962
        * gfortran.dg/dot_product_1.f03: New.
        * gfortran.dg/matmul_8.f03: New.
        * gfortran.dg/transpose_3.f03: New.

From-SVN: r148243

extend.texi (Attribute Syntax): Document that C++ labels on empty statements can now have attributes.

./:	* doc/extend.texi (Attribute Syntax): Document that C++ labels on
	empty statements can now have attributes.
cp/:
	* parser.c (cp_parser_label_for_labeled_statement): Support
	attribute on labels if immediately followed by semicolon.
	* semantics.c (finish_label_stmt): Return new label.
	* pt.c (tsubst_expr): Handle attributes for LABEL_EXPR.
testsuite/:
	* gcc.dg/Wunused-label-1.c: New test case.
	* g++.dg/warn/Wunused-label-1.C: New test case.
	* g++.dg/warn/Wunused-label-2.C: New test case.
	* g++.dg/warn/Wunused-label-3.C: New test case.

From-SVN: r148242

From-SVN: r148241

2009-06-06  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/37203
        * simplify.c (gfc_simplify_reshape): Fixed reshaping of empty
        * arrays
        without padding.

2009-06-06  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/37203
        * reshape_zerosize_2.f90: New.

From-SVN: r148238

fortran/
2009-06-06  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/32890
        * intrinsic.h (gfc_simplify_pack): New prototype.
        * intrinsic.c (add_functions): Added simplifier-callback to PACK.
        * simplify.c (is_constant_array_expr): Moved to beginning of file.
        (gfc_simplify_pack): New.
        * check.c (gfc_check_pack): Check that VECTOR has enough elements.
        Added safeguards for empty arrays.

testsuite/
2009-06-06  Daniel Franke  <franke.daniel@gmail.com>

        PR fortran/32890
        * gfortran.dg/pack_assign_1.f90: New.
        * gfortran.dg/pack_vector_1.f90: New.

From-SVN: r148237

From-SVN: r148233

2009-06-05  Shujing Zhao  <pearly.zhao@oracle.com>

	* config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
	* config/mips/mips.md: Ditto.

From-SVN: r148224

	* config/rs6000/eabi.asm (__eabi_convert): Don't define if
	_RELOCATABLE.
	(__eabi_uconvert): Likewise.

From-SVN: r148223

2009-06-05  Benjamin Kosnik  <bkoz@redhat.com>

	* testsuite/29_atomics/atomic_address/cons/aggregate.cc: Remove xfail.

From-SVN: r148222

	* config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
	CFI_* definitions with IN_GCC.

From-SVN: r148221

From-SVN: r148220

Fix up ChangeLog entries for
	PR middle-end/40340

From-SVN: r148215

	* builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
	mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.

fortran:
	* simplify.c (call_mpc_func): Use mpc_realref/mpc_imagref
	instead of MPC_RE/MPC_IM.

From-SVN: r148213

	PR middle-end/40340
	* tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
	inlined_function_outer_scope_p blocks for artificial inlines
	even at -g0/-g1.
	* tree.c (tree_nonartificial_location): Rewrite using
	block_nonartificial_location.

	* gcc.dg/pr40340-1.c: New test.
	* gcc.dg/pr40340-2.c: New test.
	* gcc.dg/pr40340-3.c: New test.
	* gcc.dg/pr40340-4.c: New test.
	* gcc.dg/pr40340-5.c: New test.
	* gcc.dg/pr40340.h: New file.

From-SVN: r148212

Co-Authored-By: Leehod Baruch <leehod@il.ibm.com>

From-SVN: r148211

	gcc/
	* config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
	* config/arm/ieee754-sf.S (cmpsf2): Likewise.

From-SVN: r148210

2009-06-05  Andrew Haley  <aph@redhat.com>

        * src/x86/ffitarget.h, src/x86/ffi.c: Merge stdcall changes from
        libffi.

From-SVN: r148207