PR c++/26943
	* omp-low.c (maybe_lookup_decl_in_outer_ctx): New function.
	(build_outer_var_ref): Use maybe_lookup_decl_in_outer_ctx
	to find if var will be a global variable even in the nested context.
	(omp_copy_decl): Only check for global variable at the end, it might
	be overridden in outer contexts.
	(scan_sharing_clauses): For global variables don't create a field.
	(lower_rec_input_clauses): Do nothing for global shared variables.
	Emit a barrier at the end of ILIST if there were any decls in both
	firstprivate and lastprivate clauses.
	(lower_send_clauses): Do nothing for global variables except for
	COPYIN.

	* testsuite/libgomp.c/pr26943-1.c: New test.
	* testsuite/libgomp.c/pr26943-2.c: New test.
	* testsuite/libgomp.c/pr26943-3.c: New test.
	* testsuite/libgomp.c/pr26943-4.c: New test.
	* testsuite/libgomp.c++/pr27337.C: Remove barrier.
	* testsuite/libgomp.c++/pr26943.C: New test.

From-SVN: r113483

	* tree.c (unsigned_type_for, signed_type_for): Make sure a type
	of the correct signedness is returned.

From-SVN: r113482

	PR tree-optimization/27364
	* tree-vrp.c (vrp_int_const_binop): Fix detection of overflow from
	multiply expressions.

	* gcc.c-torture/execute/pr27364.c: New test.

From-SVN: r113481

2006-05-02  Bryce McKinlay  <mckinlay@redhat.com>

        * testsuite/lib/libjava.exp (test_libjava): Test bytecode->native
        -findirect-dispatch compilation.

From-SVN: r113477

	PR c++/27309
	* class.c (add_method): Call grok_special_member_properties.
	* decl.c (grokdeclarator): Don't call it here.
	(copy_fn_p): A TEMPLATE_DECL is never a copy constructor or
	assignment operator.  Set TYPE_HAS_CONSTURCTOR if DECL is a
	constructor.
	(start_method): Don't call grok_special_member_properties.
	* method.c (implicitly_declare_fn): Likewise.
	* pt.c (instantiate_class_template): Likewise.
	* decl2.c (grokfield): Likewise.
	PR c++/27309
	* g++.dg/parser/ctor5.C: New test.

From-SVN: r113473

From-SVN: r113472

gcc/
	PR target/27387
	* arm.c (arm_output_mi_thunk): Use pc-relative addressing when
	-mthumb -fPIC are used.

testsuite/
	PR target/27387
	* gcc.target/arm/arm.exp: New.
	* gcc.target/arm/pr27387.C: Likewise.

From-SVN: r113468

gcc/
	PR target/27387
	* arm.c (arm_output_mi_thunk): Use pc-relative addressing when
	-mthumb -fPIC are used.

testsuite/
	PR target/27387
	* gcc.target/arm/arm.exp: New.
	* gcc.target/arm/pr27387.C: Likewise.

From-SVN: r113467

2006-05-02 Paul Thomas <pault@gcc.gnu.org>

        PR fortran/27269
        * module.c: Add static flag in_load_equiv.
        (mio_expr_ref): Return if no symtree and in_load_equiv.
        (load_equiv): If any of the equivalence members have no symtree, free
        the equivalence and the associated expressions.

        PR fortran/27324
        * trans-common.c (gfc_trans_common): Invert the order of calls to
        finish equivalences and gfc_commit_symbols.

        PR fortran/27269
        PR fortran/27324
        * gfortran.dg/module_equivalence_2.f90: New test.

From-SVN: r113465

From-SVN: r113463

From-SVN: r113462

named n_of_executions_at_most).

From-SVN: r113461

2006-05-02  Joshua Kinard  <kumba@gentoo.org>

	PR target/25871
	* gcc/config/mips/mips.h (TRAMPOLINE_TEMPLATE): Avoid 32-bit moves
	with 64-bit pointers.

From-SVN: r113460

2006-05-02  Paul Brook  <paul@codesourcery.com>

	* config/arm/arm.c (add_minipool_forward_ref): Check if insn
	and pool overlap.
	(create_fix_barrier): Check that a suitable barrier location is
	found.
	(arm_reorg): Include ftmp->address in allowable range of addresses.

From-SVN: r113459

2006-05-02  David Billinghurst <David.Billinghurst@riotinto.com>
 
         PR ada/27366
         * ada/env.c (__gnat_clearenv): Use unsetenv() to clear
	 environment on Cygwin.

From-SVN: r113457

	PR middle-end/27337
	* gimplify.c (gimplify_scan_omp_clauses): Handle INDIRECT_REF
	around RESULT_DECL for result passed by reference.
	(gimplify_expr): Call omp_notice_variable when RESULT_DECL is seen.
	* omp-low.c (use_pointer_for_field): Don't look at
	DECL_HAS_VALUE_EXPR_P for RESULT_DECLs.
	(scan_omp_1): Call remap_decl on RESULT_DECLs.
	(lower_rec_input_clauses): Don't allocate VLA memory for the second
	time or var for passing by reference for
	OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE clauses.  Allow creation of
	TREE_ADDRESSABLE variables when passing by reference.

	* omp-low.c (dump_omp_region): Fix output formatting.
cp/
	* cp-gimplify.c (cxx_omp_privatize_by_reference): New function.
	* cp-tree.h (cxx_omp_privatize_by_reference): New prototype.
	* cp-objcp-common.h (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Define.
testsuite/
	* g++.dg/gomp/pr27337-1.C: New test.
	* g++.dg/gomp/pr27337-2.C: New test.
libgomp/
	* testsuite/libgomp.c++/pr27337.C: New test.

From-SVN: r113456

	PR middle-end/27328
	* omp-low.c (remove_exit_barrier): Handle NULL exit_bb.
	(expand_omp_parallel): Likewise.
	* tree-cfg.c (move_sese_region_to_fn): Likewise.

	* gcc.dg/gomp/pr27328.c: New test.

From-SVN: r113455

	PR middle-end/27325
	* omp-low.c (lower_omp_sections): Call maybe_catch_exception
	on statement list containing also constructors and destructors.
	(lower_omp_single, lower_omp_for, lower_omp_parallel): Likewise.

	* g++.dg/gomp/pr27325.C: New test.

From-SVN: r113454

	PR middle-end/27310
	* except.c (duplicate_eh_regions): Fix clearing of
	cfun->eh->region_array entries.

	* g++.dg/gomp/pr27310.C: New test.

From-SVN: r113453

From-SVN: r113452

From-SVN: r113448

* configure.ac (gcc_cv_nm): Don't use an in-tree nm if
build!=host.
(gcc_cv_objdump): Likewise.
* configure: Regenerated.

From-SVN: r113447

From-SVN: r113445

* configure.in: Restore CFLAGS if GM P isn't present.
* configure: Regenerate.

From-SVN: r113444

	PR target/27374
	* config/arm/vfp.md (*arm_movdi_vfp): Correct the output
	templates for case 3 and 4.

From-SVN: r113436

* vec.c: Include bconfig.h when appropriate.
* Makefile.in (build/vec.o): Adjust dependencies.
* mkconfig.sh: Make sure config.h isn't used for build machine
compiles.

From-SVN: r113432

	* tree-into-ssa.c (phis_to_rewrite, blocks_with_phis_to_rewrite): New
	variables.
	(mark_phi_for_rewrite): New function.
	(insert_phi_nodes_for, mark_use_interesting): Call
	mark_phi_for_rewrite.
	(rewrite_update_phi_arguments): Traverse only phis in phis_to_rewrite.
	(update_ssa): Initialize and free phis_to_rewrite.

From-SVN: r113431

	PR rtl-optimization/27291
	* loop-doloop.c (add_test, doloop_modify): Handle the case condition is
	folded to a constant.

	* g++.dg/tree-ssa/pr27291.C: New test.

From-SVN: r113430

	PR tree-optimization/27283
	* tree-ssa-loop-ivopts.c (struct nfe_cache_elt): Store just trees,
	not whole # of iteration descriptions.
	(niter_for_exit): Return just # of iterations.  Fail if # of iterations
	uses abnormal ssa name.
	(niter_for_single_dom_exit): Ditto.
	(find_induction_variables, may_eliminate_iv): Expect niter_for_exit to
	return just the number of iterations.

	* g++.dg/tree-ssa/pr27283.C: New test.

From-SVN: r113427

2006-05-01  Andreas Tobler  <a.tobler@schweiz.ch>

	* configure.ac: Simplify the mmap check a bit more.
	* configure: Rebuilt.
	* include/config.h.in: Likewise.

From-SVN: r113426

	PR tree-optimization/27144
	* tree-ssa-loop-niter.c (derive_constant_upper_bound): New function.
	(record_estimate): Only record constant upper bound.
	(infer_loop_bounds_from_undefined): Call
	compute_estimated_nb_iterations just once.
	(proved_non_wrapping_p): Renamed to ...
	(n_of_executions_at_most): ... this.  Expect bound to be a constant.
	(convert_step_widening, scev_probably_wraps_p): Call
	n_of_executions_at_most instead of proved_non_wrapping_p.
	(substitute_in_loop_info): Do not replace values in bounds.
	* cfgloop.h (struct nb_iter_bound): Remove "additional" field.  Update
	comments.

	* gcc.dg/tree-ssa/loop-16.c: New test.

From-SVN: r113425

        PR c/27358
        * c-parser.c (c_parser_skip_to_end_of_block_or_statement): Move after
        c_parser_skip_to_pragma_eol.  Convert to switch statement.  Handle
        CPP_PRAGMA.

From-SVN: r113421

c-typeck.c (parser_build_binary_op): Don't call the function unsigned_conversion_warning to spot operand/result type...


	* c-typeck.c (parser_build_binary_op): Don't call the function
	unsigned_conversion_warning to spot operand/result type overflow.
	(build_binary_op): Instead, call convert_and_check instead of
	convert to report the problem when the operands are promoted.
	* c-common.c (unsigned_conversion_warning): Make static.
	* c-common.h (unsigned_conversion_warning): Delete prototype.

	* gcc.dg/Wconversion-3.c: New test case.
	* gcc.dg/Wconversion-4.c: Likewise.


Co-Authored-By: Joseph Myers <joseph@codesourcery.com>

From-SVN: r113418

	* boehm.cc (_Jv_InitGC): Check both HAVE_DLFCN_H and HAVE_DLADDR
	before calling GC_register_has_static_roots_callback.
	(_Jv_RegisterLibForGc): Likewise, test for both HAVE_DLFCN_H and
	HAVE_DLADDR before calling dladdr.


Co-Authored-By: Andrew Haley <aph@redhat.com>

From-SVN: r113417

2006-05-01  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/26726
	* tree-ssa-loop-ivopts.c (idx_find_step): Mark source of the
	problem ...
	(find_interesting_uses_address): ... we work around here
	by folding INDIRECT_REFs in the substituted base.

	* g++.dg/tree-ssa/ivopts-1.C: New testcase.

From-SVN: r113414

acinclude.m4 (GLIBCXX_ENABLE_WCHAR_T): Always check the presence of wctype.h, for use in GLIBCXX_ENABLE_C99.

2006-05-01  Paolo Carlini  <pcarlini@suse.de>

	* acinclude.m4 (GLIBCXX_ENABLE_WCHAR_T): Always check the
	presence of wctype.h, for use in GLIBCXX_ENABLE_C99.
	* configure: Regenerate.

From-SVN: r113413

	* omp-low.c (dump_omp_region): Add newlines.

From-SVN: r113412

2006-05-01  Richard Guenther  <rguenther@suse.de>

	* MAINTAINERS (Various Maintainers): Add myself as libgcc-math
	maintainer.

From-SVN: r113409

	* common.opt (Woverflow): New command line option.
	* c-common.c (constant_expression_warning): Check warn_overflow.
	(overflow_waring): Pass OPT_Woverflow to warning.
	(unsigned_conversion_warning): Likewise.
	(convert_and_check): Likewise.
	* doc/invoke.texi: Document new command line option.

	* gcc.dg/Woverflow-1.c: New test case.
	* gcc.dg/Woverflow-2.c: Likewise.
	* gcc.dg/Woverflow-3.c: Likewise.

From-SVN: r113408

From-SVN: r113404