2018-03-05  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/84650
	* tree-ssa-loop-im.c (pass_lim::execute): Reset the SCEV cache
	if executed in the loop pipeline.

	* gcc.dg/graphite/pr84650.c: New testcase.

From-SVN: r258242

re PR c++/82022 (constexpr lambda in template context: expression ‘<lambda>’ is not a constant expression)

2018-03-05  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/82022
	* g++.dg/cpp1z/constexpr-lambda20.C: New.

From-SVN: r258241

2018-03-05  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/configfiles.texi (Configuration Files): Move info about
	conditionalizing $target-protos.h to...
	* doc/sourcebuild.texi (Back End): Here.  Explain how $target.h
	differs from $target-protos.h.

From-SVN: r258240

gcc/
	* config/nds32/nds32-protos.h (nds32_expand_setmem): Declare.
	* config/nds32/nds32-multiple.md (setmemsi): Define.
	* config/nds32/nds32-memory-manipulation.c
	(nds32_gen_dup_4_byte_to_word_value): New.
	(emit_setmem_word_loop): New.
	(emit_setmem_byte_loop): New.
	(nds32_expand_setmem_loop): New.
	(nds32_expand_setmem_loop_v3m): New.
	(nds32_expand_setmem_unroll): New.
	(nds32_expand_setmem): New.

Co-Authored-By: Chung-Ju Wu <jasonwucj@gmail.com>

From-SVN: r258239

From-SVN: r258238

gcc/
	*config/nds32/nds32-memory-manipulation.c
	(nds32_emit_load_store): New.
	(nds32_emit_post_inc_load_store): New.
	(nds32_emit_mem_move): New.
	(nds32_emit_mem_move_block): New.
	(nds32_expand_movmemsi_loop_unknown_size): New.
	(nds32_expand_movmemsi_loop_known_size): New.
	(nds32_expand_movmemsi_loop): New.
	(nds32_expand_movmemsi_unroll): New.
	(nds32_expand_movmemqi): Rename ...
	(nds32_expand_movmemsi): ... to this.
	*config/nds32/nds32-multiple.md (movmemqi): Rename ...
	(movmemsi): ... to this.
	*config/nds32/nds32-protos.h (nds32_expand_movmemqi): Rename ...
	(nds32_expand_movmemsi): ... to this.

Co-Authored-By: Chung-Ju Wu <jasonwucj@gmail.com>

From-SVN: r258235

gcc/
	* config/nds32/nds32-protos.h
	(nds32_expand_load_multiple): New arguments.
	(nds32_expand_store_multiple): Ditto.
	(nds32_valid_multiple_load_store): Rename ...
	(nds32_valid_multiple_load_store_p): ... to this.
	* config/nds32/nds32-memory-manipulation.c
	(nds32_expand_load_multiple): Refine implementation.
	(nds32_expand_store_multiple): Ditto.
	* config/nds32/nds32-multiple.md
	(load_multiple): Update nds32_expand_load_multiple interface.
	(store_multiple): Update nds32_expand_store_multiple interface.
	* config/nds32/nds32-predicates.c
	(nds32_valid_multiple_load_store): Rename ...
	(nds32_valid_multiple_load_store_p): ... to this and refine
	implementation.
	* config/nds32/predicates.md
	(nds32_load_multiple_and_update_address_operation): New predicate.
	(nds32_store_multiple_and_update_address_operation): New predicate.

Co-Authored-By: Chung-Ju Wu <jasonwucj@gmail.com>
Co-Authored-By: Monk Chiang <sh.chiang04@gmail.com>

From-SVN: r258234

gcc/
	* config/nds32/nds32.md (type): Add load_multiple and store_multiple.
	(combo): New attribute.
	* config/nds32/nds32-multiple.md: Refine patterns with new attributes.

Co-Authored-By: Chung-Ju Wu <jasonwucj@gmail.com>

From-SVN: r258232

	* cvt.c (convert_to_void): Call maybe_undo_parenthesized_ref.

From-SVN: r258231

2018-03-03  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/71085
	* trans-expr.c (gfc_apply_interface_mapping_to_expr): Do not
	dereference NULL pointer.


2018-03-03  Harald Anlauf  <anlauf@gmx.de>

	PR fortran/71085
	* gfortran.dg/pr71085.f90: New test.

From-SVN: r258228

From-SVN: r258227

2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66128
	* gfortran.dg/zero_sized_8.f90: Really commit new test.

From-SVN: r258224

2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66128
	* simplify.c (is_size_zero_array): New function to check for size
	zero array.
	(gfc_simplify_all, gfc_simplify_any, gfc_simplify_count, 
	 gfc_simplify_iall, gfc_simplify_iany, gfc_simplify_iparity,
	 gfc_simplify_minval, gfc_simplify_maxval, gfc_simplify_norm2,
	 gfc_simplify_product, gfc_simplify_sum): Use it, and implement
	requirements from F2018.

2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/66128
	* gfortran.dg/zero_sized_8.f90: New test.

From-SVN: r258223

From-SVN: r258221

re PR fortran/51434 (ICE with scalar init of an array parameter, used in DT default init with transfer)

2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/51434
	* simplify.c (gfc_simplify_transfer): Resolve mold.

2018-03-03  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/51434
	* gfortran.dg/pr51434.f90: New test.

From-SVN: r258220

2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/61358
	* g++.dg/cpp0x/lambda/lambda-61358.C: New.

From-SVN: r258219

2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/67370
	* g++.dg/cpp0x/lambda/lambda-67370.C: New.

From-SVN: r258218

/cp
2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/71464
	* optimize.c (maybe_thunk_body): Bail out immediately if either
	fns[0] or fns[1] is null.

/testsuite
2018-03-03  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/71464
	* g++.dg/torture/pr71464.C: New.

From-SVN: r258216

gcc/
	* config/nds32/nds32.opt: Change -mcmodel= default value.

From-SVN: r258215

gcc/
	* config/nds32/constants.md (unspec_element): New enum.
	* config/nds32/constraints.md (Umw): New constraint.
	* config/nds32/nds32-intrinsic.c: Add more builtin functions.
	* config/nds32/nds32-intrinsic.md: Likewise.
	* config/nds32/nds32-md-auxiliary.c (nds32_regno_to_enable4): New.
	(nds32_valid_smw_lwm_base_p): New.
	(nds32_output_smw_single_word): New.
	(nds32_output_lmw_single_word): New.
	(nds32_expand_unaligned_load): New.
	(nds32_expand_unaligned_store): New.
	* config/nds32/nds32-protos.h (nds32_valid_smw_lwm_base_p): Declare.
	(nds32_output_smw_single_word): Declare.
	(nds32_output_lmw_single_word): Declare.
	(nds32_expand_unaligned_load): Declare.
	(nds32_expand_unaligned_store): Declare.
	* config/nds32/nds32.h (nds32_builtins): Add NDS32_BUILTIN_UALOAD_HW,
	NDS32_BUILTIN_UALOAD_W, NDS32_BUILTIN_UALOAD_DW,
	NDS32_BUILTIN_UASTORE_HW, NDS32_BUILTIN_UASTORE_W,
	NDS32_BUILTIN_UASTORE_DW.
	* config/nds32/predicates.md (nds32_lmw_smw_base_operand): New
	predicate.

Co-Authored-By: Chung-Ju Wu <jasonwucj@gmail.com>
Co-Authored-By: Monk Chiang <sh.chiang04@gmail.com>

From-SVN: r258214

gcc/
	* config/nds32/nds32-intrinsic.c
	(nds32_expand_builtin_null_ftype_reg): Delete.
	(nds32_expand_builtin_reg_ftype_imm): Ditto.
	(nds32_expand_builtin_null_ftype_reg_imm): Ditto.
	(nds32_read_argument): New.
	(nds32_legitimize_target): Ditto.
	(nds32_legitimize_argument): Ditto.
	(nds32_check_constant_argument): Ditto.
	(nds32_expand_unop_builtin): Ditto.
	(nds32_expand_unopimm_builtin): Ditto.
	(nds32_expand_binop_builtin): Ditto.
	(nds32_builtin_decl_impl): Ditto.
	(builtin_description): Ditto.
	(nds32_expand_builtin_impl): Rewrite with new infrastructure.
	(nds32_init_builtins_impl): Ditto.
	* config/nds32/nds32.c (TARGET_BUILTIN_DECL): Define.
	(nds32_builtin_decl): New.
	* config/nds32/nds32.h (nds32_builtins): Add NDS32_BUILTIN_COUNT.
	* config/nds32/nds32-protos.h (nds32_builtin_decl_impl): Declare.

Co-Authored-By: Chung-Ju Wu <jasonwucj@gmail.com>
Co-Authored-By: Kito Cheng <kito.cheng@gmail.com>

From-SVN: r258211

2018-03-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80965
	* resolve.c (build_loc_call): Change symtree name from 'loc' to
	'_loc'.

2018-03-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/80965
	* gfortran.dg/select_type_41.f90: New test.

From-SVN: r258195

re PR c++/61135 (It seems to be not able to call virtual method of literal object in lambda expression)

2018-03-02  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/61135
	* g++.dg/cpp0x/lambda/lambda-61135.C: New.

From-SVN: r258165

From-SVN: r258163

From-SVN: r258160

	* reorg.c (stop_search_p): Handle DEBUG_INSN.
	(redundant_insn, fill_simple_delay_slots): Likewise.
	(fill_slots_from_thread): Likewise.
	* resource.c (mark_referenced_resources): Likewise.
	(mark_set_resources, find_dead_or_set_registers): Likewise.

From-SVN: r258158

	PR libstdc++/84671
	* include/bits/parse_numbers.h (_Number_help): Add partial
	specialization to handle digit separators. Adjust partial
	specialization for recursion temrination to require _Pow == 1ULL.
	* testsuite/20_util/duration/literals/84671.cc: New

From-SVN: r258157

	PR c++/84578
	* constexpr.c (get_array_or_vector_nelts): New.
	(cxx_eval_array_reference): Use it.
	(cxx_eval_vec_init_1): Likewise.
	(cxx_eval_store_expression): Likewise.

	* g++.dg/ext/flexary29.C: New test.

From-SVN: r258156

libiberty/ChangeLog:
	* cp-demangle.c: Update URL for g++ V3 ABI.

From-SVN: r258155

	* substring-locations.h (format_warning_va): Formatting fix for
	ATTRIBUTE_GCC_DIAG.
	(format_warning_at_substring): Fix up ATTRIBUTE_GCC_DIAG second
	argument.
	(format_warning_n_va, format_warning_at_substring_n): New prototypes.
	* substring-locations.c: Include intl.h.
	(format_warning_va): Turned into small wrapper around
	format_warning_n_va, renamed to ...
	(format_warning_n_va): ... this, add N and PLURAL_GMSGID arguments,
	rename GMSGID to SINGULAR_GMSGID, if SINGULAR_GMSGID != PLURAL_GMSGID,
	use ngettext.
	(format_warning_at_substring_n): New function.
	* gimple-ssa-sprintf.c: Remove GCC diagnostic ignored pragma.
	(fmtwarn): Add ATTRIBUTE_GCC_DIAG.  Turn into a copy of
	format_warning_at_substring with just a shorter name instead of
	const function pointer.
	(fmtwarn_n): New function.
	(maybe_warn, format_directive, parse_directive): Use fmtwarn_n where
	appropriate, get rid of all the fmtstr temporaries, move conditionals
	with G_() wrapped string literals directly into fmtwarn arguments,
	cast dir.len to (int), formatting fixes.

From-SVN: r258154

From-SVN: r258153

From-SVN: r258151

2018-03-02  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/81812
	* g++.dg/torture/pr81812.C: New.

From-SVN: r258150

	PR c++/84664
	* typeck.c (cp_perform_integral_promotions): Check the result of
	mark_rvalue_use.

	* g++.dg/cpp0x/lambda/lambda-ice28.C: New test.

From-SVN: r258149

re PR c++/84663 (internal compiler error: tree check: expected array_type, have error_mark in cp_complete_array_type, at cp/decl.c:8334)

	PR c++/84663
	* decl.c (cp_complete_array_type): Check error_mark_node.

	* g++.dg/parse/array-size3.C: New test.

From-SVN: r258148

	PR c++/84171
	* c-warn.c (warn_for_sign_compare): Bail out if any of the operands
	is erroneous.

	* g++.dg/warn/Wsign-compare-8.C: New test.

From-SVN: r258147

re PR c++/84662 (internal compiler error: tree check: expected class 'type', have 'exceptional' (error_mark) in is_bitfield_expr_with_lowered_type, at cp/typeck.c:1944)

	PR c++/84662
	* pt.c (tsubst_copy_and_build) <case TEMPLATE_ID_EXPR>: Use
	RETURN instead of return.
	<case POINTER_PLUS_EXPR>: Likewise.
	<case CONVERT_EXPR>: If op0 is error_mark_node, just return
	it instead of wrapping it into CONVERT_EXPR.

	* g++.dg/cpp1y/pr84662.C: New test.

From-SVN: r258146

	* pt.c (type_dependent_expression_p): Check DECL_LANG_SPECIFIC.

From-SVN: r258143

	gcc/testsuite/
	* g++.dg/lto/20080915_0.C: Don't use "dg-lto-options".
	* g++.dg/lto/20080907_0.C: Use "#pragma GCC" instead of
	"dg-lto-options".
	* g++.dg/lto/20101010-1_0.C: Likewise.
	* g++.dg/lto/20101010-2_0.C: Likewise.

Reviewed-by: Jason Merrill <jason@redhat.com>

From-SVN: r258142

	contrib/
	* update-copyright.py: Remove "libcilkrts" reference.
	gcc/c-family/
	* c-attribs.c (c_common_attribute_table): Remove "cilk simd
	function".
	gcc/
	* doc/invoke.texi: Remove "Cilk Plus" references.

From-SVN: r258141