gcc/d/ChangeLog

   1 2020-11-27  Iain Buclaw  <ibuclaw@gdcproject.org>
   2
   3         * dmd/MERGE: Merge upstream dmd db0df3f7e.
   4         * types.cc (TypeVisitor::visit (TypeFunction *)): Remove LINKpascal.
   5
   6 2020-11-27  Iain Buclaw  <ibuclaw@gdcproject.org>
   7
   8         * intrinsics.cc (maybe_expand_intrinsic): Handle new intrinsics.
   9         * intrinsics.def (INTRINSIC_COS): Add float and double overloads.
  10         (INTRINSIC_FABS): Likewise.
  11         (INTRINSIC_LDEXP): Likewise.
  12         (INTRINSIC_RINT): Likewise.
  13         (INTRINSIC_RNDTOL): Likewise.
  14         (INTRINSIC_SIN): Likewise.
  15         (INTRINSIC_TOPREC): Adjust signature.
  16
  17 2020-11-22  Iain Buclaw  <ibuclaw@gdcproject.org>
  18
  19         PR d/97889
  20         * expr.cc (ExprVisitor::visit (CatAssignExp *)): Enforce LTR order of
  21         evaluation on left and right hand side expressions.
  22
  23 2020-11-20  Jakub Jelinek  <jakub@redhat.com>
  24
  25         PR other/97911
  26         * Make-lang.in (d.serial): Change from goal to a variable.
  27         (.PHONY): Drop d.serial and d.prev.
  28         (d21$(exeext)): Depend on $(d.serial) rather than d.serial.
  29
  30 2020-11-18  Jakub Jelinek  <jakub@redhat.com>
  31
  32         * Make-lang.in (d.serial): New goal.
  33         (.PHONY): Add d.serial d.prev.
  34         (d21$(exeext)): Depend on d.prev.  Call LINK_PROGRESS.
  35
  36 2020-11-18  Iain Buclaw  <ibuclaw@gdcproject.org>
  37
  38         PR d/97843
  39         * d-codegen.cc (build_assign): Evaluate TARGET_EXPR before use in
  40         the right hand side of an assignment.
  41         * expr.cc (ExprVisitor::visit (CatAssignExp *)): Force a TARGET_EXPR
  42         on the element to append if it is a CALL_EXPR.
  43
  44 2020-11-18  Iain Buclaw  <ibuclaw@gdcproject.org>
  45
  46         PR d/97842
  47         * dmd/MERGE: Merge upstream dmd b6a779e49
  48
  49 2020-11-13  Iain Buclaw  <ibuclaw@gdcproject.org>
  50
  51         * intrinsics.cc (expand_intrinsic_copysign): Explicitly determine
  52         which built-in copysign function to call.
  53
  54 2020-11-13  Iain Buclaw  <ibuclaw@gdcproject.org>
  55
  56         PR d/97644
  57         * dmd/MERGE: Merge upstream dmd 95044d8e4.
  58         * d-target.cc (TargetCPP::thunkMangle): New function.
  59         * decl.cc (finish_thunk): Don't force expand thunks for external
  60         functions.
  61         (make_thunk): Emit thunks only if the function has a definition.
  62         Generate correct mangling for thunks to C++ classes.
  63
  64 2020-11-10  Strager Neds  <strager.nds@gmail.com>
  65
  66         * decl.cc (finish_thunk): Use new overload of
  67         set_decl_section_name
  68
  69 2020-10-27  Iain Buclaw  <ibuclaw@gdcproject.org>
  70
  71         * dmd/MERGE: Merge upstream dmd bec5973b0.
  72         * d-target.cc (Target::critsecsize): Remove.
  73         * d-target.def: Remove d_critsec_size.
  74
  75 2020-10-27  Iain Buclaw  <ibuclaw@gdcproject.org>
  76
  77         * dmd/MERGE: Merge upstream dmd 0fcdaab32
  78
  79 2020-10-23  Jan Hubicka  <hubicka@ucw.cz>
  80
  81         * decl.cc (finish_thunk): Update for new thunk api.
  82
  83 2020-10-22  Jan Hubicka  <hubicka@ucw.cz>
  84
  85         * decl.cc: Include tree-nested.h
  86         (get_symbol_decl): Update for new nested function info.
  87
  88 2020-10-12  Iain Buclaw  <ibuclaw@gdcproject.org>
  89
  90         * dmd/MERGE: Merge upstream dmd 70aabfb51
  91
  92 2020-10-12  Iain Buclaw  <ibuclaw@gdcproject.org>
  93
  94         * dmd/MERGE: Merge upstream dmd 3a9790525
  95         * d-target.cc (Target::isVectorTypeSupported): Adjust return codes for
  96         invalid size and invalid base type.
  97
  98 2020-09-12  Iain Buclaw  <ibuclaw@gdcproject.org>
  99
 100         PR d/97002
 101         * d-codegen.cc (d_build_call): Set input_location on CALL_EXPR.
 102         * d-lang.cc: Include function.h.
 103         (d_type_promotes_to): Do default conversions for C and C++ functions.
 104         * intrinsics.cc (expand_intrinsic_vaarg): Use build1_loc to build
 105         VA_ARG_EXPR.
 106
 107 2020-09-12  Iain Buclaw  <ibuclaw@gdcproject.org>
 108
 109         * d-builtins.cc (d_build_d_type_nodes): Call build_ctype() on all
 110         basic front-end types.
 111         * decl.cc (DeclVisitor::visit (EnumDeclaration *)): Always add decl to
 112         current binding level.
 113         (build_type_decl): Build TYPE_DECL as a typedef if not for an enum or
 114         record type.
 115         * types.cc (TypeVisitor::visit (TypeEnum *)): Set underlying type for
 116         ENUMERAL_TYPEs.  Build TYPE_DECL for non-numeric enums.
 117
 118 2020-09-10  Iain Buclaw  <ibuclaw@gdcproject.org>
 119
 120         * lang.opt (Waddress): Enable warning by -Wextra.
 121         (Wcast-result): Likewise.
 122         (Wunknown-pragmas): Likewise.
 123
 124 2020-09-10  Iain Buclaw  <ibuclaw@gdcproject.org>
 125
 126         * decl.cc (DeclVisitor::visit (VarDeclaration *)): Don't warn about
 127         variables initialized with 'void'.
 128
 129 2020-09-10  Iain Buclaw  <ibuclaw@gdcproject.org>
 130
 131         * d-convert.cc (convert_expr): Warn when casting from a D class to a
 132         C++ class.
 133
 134 2020-09-04  Iain Buclaw  <ibuclaw@gdcproject.org>
 135
 136         PR d/96924
 137         * expr.cc (ExprVisitor::visit (CatAssignExp *)): Don't force
 138         temporaries needlessly.
 139
 140 2020-09-02  Iain Buclaw  <ibuclaw@gdcproject.org>
 141
 142         PR d/96869
 143         * d-builtins.cc (build_frontend_type): Don't expose intrinsics that
 144         use unsupported vector types.
 145         * d-target.cc (Target::isVectorTypeSupported): Restrict to supporting
 146         only if TARGET_VECTOR_MODE_SUPPORTED_P is true.  Don't allow complex
 147         or boolean vector types.
 148
 149 2020-08-31  Iain Buclaw  <ibuclaw@gdcproject.org>
 150
 151         * d-target.cc (Target::_init): Don't set classinfosize.
 152         * d-tree.h (base_vtable_offset): Move under typeinfo.cc section.
 153         * decl.cc (base_vtable_offset): Move to...
 154         * typeinfo.cc (base_vtable_offset): ...here.  Get base offset from
 155         internal TypeInfo_Class type.
 156         * intrinsics.cc (expand_intrinsic_bt): Use pointer TYPE_SIZE for
 157         setting bitsize value.  Build integer constants of correct type.
 158
 159 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 160
 161         * dmd/MERGE: Merge upstream dmd e49192807
 162
 163 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 164
 165         PR d/96156
 166         * d-frontend.cc (retStyle): Only return RETstack for struct and static
 167         array types.
 168         * decl.cc (DeclVisitor::visit (FuncDeclaration *)): Use NRVO return
 169         for all TREE_ADDRESSABLE types.  Set shidden to the RESULT_DECL.
 170         * expr.cc (ExprVisitor::visit (CallExp *)): Force TARGET_EXPR if the
 171         'this' pointer reference is a CONSTRUCTOR.
 172         (ExprVisitor::visit (StructLiteralExp *)): Generate assignment to the
 173         symbol to initialize with literal.
 174         * toir.cc (IRVisitor::visit (ReturnStatement *)): Detect returning
 175         struct literals and write directly into the RESULT_DECL.
 176         * dmd/MERGE: Merge upstream dmd fe5f388d8.
 177
 178 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 179
 180         * dmd/MERGE: Merge upstream dmd cb4a96fae
 181
 182 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 183
 184         * d-lang.cc (d_parse_file): Use read() to load contents from stdin,
 185         allow the front-end to free the memory after parsing.
 186         * dmd/MERGE: Merge upstream dmd 2cc25c219.
 187
 188 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 189
 190         PR d/96153
 191         * d-codegen.cc (build_address): Create a temporary for CALL_EXPRs
 192         returning trivial aggregates, pre-filling it with zeroes.
 193         (build_memset_call): Use build_zero_cst if setting the entire object.
 194
 195 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 196
 197         PR d/96157
 198         * d-codegen.cc (d_build_call): Handle TREE_ADDRESSABLE static arrays.
 199         * types.cc (make_array_type): Propagate TREE_ADDRESSABLE from base
 200         type to static array.
 201
 202 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 203
 204         * d-gimplify.cc (d_gimplify_expr): Move lowering of each tree node to
 205         separate functions.
 206         (d_gimplify_modify_expr): New function.
 207         (d_gimplify_addr_expr): New function.
 208         (d_gimplify_call_expr): New function.
 209         (d_gimplify_unsigned_rshift_expr): New function.
 210
 211 2020-08-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 212
 213         * Make-lang.in (D_OBJS): Add d-gimplify.o.
 214         * d-lang.cc (empty_modify_p): Move to d-gimplify.cc.
 215         (d_gimplify_expr): Likewise.
 216         * d-tree.h (d_gimplify_expr): Declare.
 217         * d-gimplify.cc: New file.
 218
 219 2020-08-20  Iain Buclaw  <ibuclaw@gdcproject.org>
 220
 221         * dmd/MERGE: Merge upstream dmd 1b5a53d01.
 222
 223 2020-08-18  Iain Buclaw  <ibuclaw@gdcproject.org>
 224
 225         PR d/96301
 226         * decl.cc (DeclVisitor::visit (FuncDeclaration *)): Only return
 227         non-trivial structs by invisible reference.
 228
 229 2020-08-04  Iain Buclaw  <ibuclaw@gdcproject.org>
 230
 231         PR d/96153
 232         * d-tree.h (build_expr): Add literalp argument.
 233         * expr.cc (ExprVisitor): Add literalp_ field.
 234         (ExprVisitor::ExprVisitor): Initialize literalp_.
 235         (ExprVisitor::visit (AssignExp *)): Call memset() on blits where RHS
 236         is a struct literal.  Elide assignment if initializer is all zeroes.
 237         (ExprVisitor::visit (CastExp *)): Forward literalp_ to generation of
 238         subexpression.
 239         (ExprVisitor::visit (AddrExp *)): Likewise.
 240         (ExprVisitor::visit (ArrayLiteralExp *)): Use memset() to pre-fill
 241         object with zeroes.  Set literalp in subexpressions.
 242         (ExprVisitor::visit (StructLiteralExp *)): Likewise.
 243         (ExprVisitor::visit (TupleExp *)): Set literalp in subexpressions.
 244         (ExprVisitor::visit (VectorExp *)): Likewise.
 245         (ExprVisitor::visit (VectorArrayExp *)): Likewise.
 246         (build_expr): Forward literal_p to ExprVisitor.
 247
 248 2020-08-04  Iain Buclaw  <ibuclaw@gdcproject.org>
 249
 250         PR d/96429
 251         * expr.cc (ExprVisitor::visit (BinExp*)): Use EXACT_DIV_EXPR for
 252         pointer diff expressions.
 253
 254 2020-08-03  Iain Buclaw  <ibuclaw@gdcproject.org>
 255
 256         PR d/96254
 257         * d-codegen.cc (error_no_frame_access): New.
 258         (get_frame_for_symbol): Use fdparent name in error message.
 259         (get_framedecl): Replace call to assert with error.
 260         * d-tree.h (error_no_frame_access): Declare.
 261         * decl.cc (get_decl_tree): Detect recursion and error.
 262
 263 2020-08-03  Iain Buclaw  <ibuclaw@gdcproject.org>
 264
 265         PR d/96250
 266         * dmd/MERGE: Merge upstream dmd c2274e56a.
 267
 268 2020-07-31  Iain Buclaw  <ibuclaw@gdcproject.org>
 269
 270         PR d/96393
 271         * intrinsics.cc (expand_intrinsic_bt): Don't generate BIT_NOT_EXPR for
 272         btr32 intrinsic.
 273
 274 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 275
 276         PR d/96152
 277         * d-codegen.cc (build_array_from_exprs): New function.
 278         * d-tree.h (build_array_from_exprs): Declare.
 279         * expr.cc (ExprVisitor::visit (AssocArrayLiteralExp *)): Use
 280         build_array_from_exprs to generate key and value arrays.
 281
 282 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 283
 284         PR d/96154
 285         * gdc.texi (Warnings): Document -Wvarargs.
 286         * lang.opt: Add -Wvarargs
 287
 288 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 289
 290         PR d/96140
 291         * intrinsics.cc (expand_intrinsic_vaarg): Handle ref parameters as
 292         arguments to va_arg().
 293         (expand_intrinsic_vastart): Handle ref parameters as arguments to
 294         va_start().
 295
 296 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 297
 298         * expr.cc (ExprVisitor::visit (AssignExp *)): Inline bounds checking
 299         for simple array assignments.
 300
 301 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 302
 303         * d-codegen.cc (build_memcmp_call): New function.
 304         (build_memcpy_call): New function.
 305         (build_memset_call): New function.
 306         (build_float_identity): Call build_memcmp_call.
 307         (lower_struct_comparison): Likewise.
 308         (build_struct_comparison): Likewise.
 309         * d-tree.h (build_memcmp_call): Declare.
 310         (build_memcpy_call): Declare.
 311         (build_memset_call): Declare.
 312         * expr.cc (ExprVisitor::visit (EqualExp *)): Call build_memcmp_call.
 313         (ExprVisitor::visit (AssignExp *)): Call build_memset_call.
 314         (ExprVisitor::visit (ArrayLiteralExp *)): Call build_memcpy_call.
 315         (ExprVisitor::visit (StructLiteralExp *)): Call build_memset_call.
 316
 317 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 318
 319         * expr.cc (needs_postblit): Move out of ExprVisitor as a static
 320         function.  Update all callers.
 321         (needs_dtor): Likewise.
 322         (lvalue_p): Likewise.
 323         (binary_op): Likewise.
 324         (binop_assignment): Likewise.
 325
 326 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 327
 328         * intrinsics.cc (expand_intrinsic_rotate): Add function.
 329         (maybe_expand_intrinsic): Handle rol and ror intrinsics.
 330         * intrinsics.def (ROL): Add intrinsic.
 331         (ROL_TIARG): Add intrinsic.
 332         (ROR): Add intrinsic.
 333         (ROR_TIARG): Add intrinsic.
 334
 335 2020-07-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 336
 337         * d-tree.h (DEF_D_INTRINSIC): Rename second argument from A to B.
 338         * intrinsics.cc (intrinsic_decl): Add built_in field.
 339         (DEF_D_INTRINSIC): Rename second argument from ALIAS to BUILTIN.
 340         (maybe_set_intrinsic): Handle new intrinsic codes.
 341         (expand_intrinsic_bt): Likewise.
 342         (expand_intrinsic_checkedint): Likewise.
 343         (expand_intrinsic_bswap): Remove.
 344         (expand_intrinsic_sqrt): Remove.
 345         (maybe_expand_intrinsic): Group together intrinsic cases that map
 346         directly to gcc built-ins.
 347         * intrinsics.def (DEF_D_BUILTIN): Rename second argument from A to B.
 348         Update all callers to pass equivalent DECL_FUNCTION_CODE.
 349         (DEF_CTFE_BUILTIN): Likewise.
 350         (STD_COS): Remove intrinsic.
 351         (STD_FABS): Remove intrinsic.
 352         (STD_LDEXP): Remove intrinsic.
 353         (STD_RINT): Remove intrinsic.
 354         (STD_RNDTOL): Remove intrinsic.
 355         (STD_SIN): Remove intrinsic.
 356         (STD_SQRTF): Remove intrinsic.
 357         (STD_SQRT): Remove intrinsic.
 358         (STD_SQRTL): Remove intrinsic.
 359
 360 2020-06-28  Iain Buclaw  <ibuclaw@gdcproject.org>
 361
 362         * dmd/MERGE: Merge upstream dmd 8508c4e68.
 363
 364 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 365
 366         * decl.cc (get_symbol_decl): Do not implicitly set
 367         DECL_DECLARED_INLINE_P on member functions.
 368
 369 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 370
 371         * d-lang.cc (d_gimplify_expr_p): Make static.
 372         (d_parse_file): Likewise.
 373         (d_signed_or_unsigned_type): Move to types.cc.
 374         (d_unsigned_type): Likewise.
 375         (d_signed_type): Likewise.
 376         * d-tree.h (d_unsigned_type): Change the location in file.
 377         (d_signed_type): Likewise.
 378         * types.cc (d_signed_or_unsigned_type): Moved from d-lang.cc.
 379         (d_unsigned_type): Likewise.
 380         (d_signed_type): Likewise.
 381
 382 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 383
 384         PR d/95075
 385         * dmd/MERGE: Merge upstream dmd 4be011355.
 386
 387 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 388
 389         PR d/95250
 390         * dmd/MERGE: Merge upstream dmd 90450f3ef.
 391
 392 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 393
 394         * d-lang.cc (d_parse_file): Replace OutBuffer with obstack.
 395
 396 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 397
 398         * dmd/MERGE: Merge upstream dmd 5fc1806cd.
 399         * d-lang.cc (d_parse_file): Use peekChars to get string representation
 400         of OutBuffer data.
 401
 402 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 403
 404         PR d/95173
 405         * d-attribs.cc (uda_attribute_p): Don't search target attribute table
 406         if NULL.
 407
 408 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 409
 410         * decl.cc (DeclVisitor::visit (VarDeclaration *)): Don't set
 411         DECL_INITIAL if initializer is 'void'.
 412
 413 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 414
 415         * d-lang.cc (d_init_options): Turn on deprecation warnings by default.
 416
 417 2020-06-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 418
 419         * dmd/MERGE: Merge upstream dmd 4f1046222.
 420         * toir.cc (IRVisitor::visit (OnScopeGuardStatement *)): Rename to ...
 421         (IRVisitor::visit (ScopeGuardStatement *)): ... this.
 422
 423 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 424
 425         * d-attribs.cc (handle_noreturn_attribute): Remove names of unused
 426         function parameters.
 427         (handle_leaf_attribute): Likewise.
 428         (handle_const_attribute): Likewise.
 429         (handle_malloc_attribute): Likewise.
 430         (handle_pure_attribute): Likewise.
 431         (handle_novops_attribute): Likewise.
 432         (handle_nonnull_attribute): Likewise.
 433         (handle_nothrow_attribute): Likewise.
 434         (handle_type_generic_attribute): Likewise.
 435         (handle_transaction_pure_attribute): Likewise.
 436         (handle_returns_twice_attribute): Likewise.
 437         (handle_fnspec_attribute): Likewise.
 438         (handle_always_inline_attribute): Likewise.
 439         (d_handle_noinline_attribute): Likewise.
 440         (d_handle_forceinline_attribute): Likewise.
 441         (d_handle_flatten_attribute): Likewise.
 442         (d_handle_noclone_attribute): Likewise.
 443         (d_handle_section_attribute): Likewise.
 444         (d_handle_alias_attribute): Likewise.
 445         (d_handle_weak_attribute): Likewise.
 446
 447 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 448
 449         * d-attribs.cc: Update code formatting in a consistant style.
 450         * d-builtins.cc: Likewise.
 451         * d-codegen.cc: Likewise.
 452         * d-compiler.cc: Likewise.
 453         * d-convert.cc: Likewise.
 454         * d-diagnostic.cc: Likewise.
 455         * d-frontend.cc: Likewise.
 456         * d-lang.cc: Likewise.
 457         * d-longdouble.cc: Likewise.
 458         * d-port.cc: Likewise.
 459         * d-spec.cc: Likewise.
 460         * d-tree.h: Likewise.
 461         * decl.cc: Likewise.
 462         * expr.cc: Likewise.
 463         * longdouble.h: Likewise.
 464         * modules.cc: Likewise.
 465         * toir.cc: Likewise.
 466         * typeinfo.cc: Likewise.
 467
 468 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 469
 470         * d-builtins.cc: Update quotation formatting of comments.
 471         * d-codegen.cc: Likewise.
 472         * d-lang.cc: Likewise.
 473         * decl.cc: Likewise.
 474         * expr.cc: Likewise.
 475         * imports.cc: Likewise.
 476         * runtime.cc: Likewise.
 477         * toir.cc: Likewise.
 478         * typeinfo.cc: Likewise.
 479         * types.cc: Likewise.
 480
 481 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 482
 483         * d-diagnostic.cc (expand_d_format): Replace OutBuffer with obstack.
 484         (d_diagnostic_report_diagnostic): Don't free xformat.
 485         * d-lang.cc (struct d_option_data): Change deps_target type from
 486         OutBuffer to vec <const char *>.
 487         (deps_add_target): Update to push each target to deps_target.
 488         (deps_write_string): New function.
 489         (deps_write): Change buffer type to obstack* and remove colmax.
 490         (d_init_options): Update initialization of deps_target.
 491         (d_parse_file): Replace OutBuffer with obstack.
 492
 493 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 494
 495         * d-lang.cc (d_parse_file): Replace uses of File with FILE.
 496
 497 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 498
 499         * d-codegen.cc (build_array_bounds_call): New function.
 500         (build_bounds_condition): Use build_array_bounds_call.
 501         * d-lang.cc (d_init_options): Explicitly set default check action to
 502         CHECKACTION_D.
 503         (d_post_options): Set check action to CHECKACTION_C if the flag
 504         -fno-druntime was seen.
 505         * d-tree.h (build_array_bounds_call): Declare.
 506         * expr.cc (ExprVisitor::visit (AssertExp *)): Use
 507         build_array_bounds_call.
 508
 509 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 510
 511         * d-attribs.cc (build_attributes): Use toStringExp instead of cast.
 512         * toir.cc (IRVisitor::visit): Likewise.
 513
 514 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 515
 516         * d-attribs.cc (build_attributes): Use isXxxxExp helpers instead of
 517         explicit casts.
 518         * d-codegen.cc (d_build_call): Likewise.
 519         * d-compiler.cc (Compiler::paintAsType): Likewise.
 520         * decl.cc (ExprVisitor::visit): Likewise.
 521         (layout_class_initializer): Likewise.
 522         * expr.cc (ExprVisitor::lvalue_p): Likewise
 523         (ExprVisitor::visit): Likewise.
 524         * types.cc (layout_aggregate_members): Likewise.
 525
 526 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 527
 528         * d-frontend.cc (eval_builtin): Use toTypeFunction instead of cast.
 529         * decl.cc (DeclVisitor::visit): Likewise.
 530         * toir.cc (IRVisitor::visit): Likewise.
 531         * typeinfo.cc (TypeInfoVisitor::visit): Likewise.
 532
 533 2020-06-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 534
 535         * d-builtins.cc (d_eval_constant_expression): Use isTypeXxxx helpers
 536         instead of explicit casts.
 537         (d_build_builtins_module): Likewise.
 538         * d-codegen.cc (get_array_length): Likewise.
 539         (identity_compare_p): Likewise.
 540         (lower_struct_comparison): Likewise.
 541         (build_array_from_val): Likewise.
 542         (array_bounds_check): Likewise.
 543         (get_function_type): Likewise.
 544         (d_build_call): Likewise.
 545         * d-compiler.cc (Compiler::paintAsType): Likewise.
 546         * d-convert.cc (convert_expr): Likewise.
 547         (convert_for_assignment): Likewise.
 548         * d-lang.cc (d_classify_record): Likewise.
 549         (d_build_eh_runtime_type): Likewise.
 550         * decl.cc (DeclVisitor::visit): Likewise.
 551         * expr.cc (ExprVisitor::needs_postblit): Likewise.
 552         (ExprVisitor::needs_dtor): Likewise.
 553         (ExprVisitor::visit): Likewise.
 554         * imports.cc (ImportVisitor::visit): Likewise.
 555         * typeinfo.cc (get_typeinfo_kind): Likewise.
 556         (TypeInfoVisitor::visit): Likewise.
 557         (TypeDeclInfoVisitor::visit): Likewise.
 558         * types.cc (merge_aggregate_types): Likewise.
 559         (TypeVisitor::visit): Likewise.
 560
 561 2020-06-14  Iain Buclaw  <ibuclaw@gdcproject.org>
 562
 563         * expr.cc (ExprVisitor::visit (AssocArrayLiteralExp *)): Fix line
 564         lengths, no functional change.
 565         * typeinfo.cc (TypeInfoVisitor::layout_interfaces): Likewise.
 566         (layout_classinfo_interfaces): Likewise.
 567
 568 2020-06-09  Iain Buclaw  <ibuclaw@gdcproject.org>
 569
 570         * dmd/MERGE: Merge upstream dmd 13d67c575.
 571         * d-builtins.cc (build_frontend_type): Update call to
 572         TypeVector::create.
 573         * d-frontend.cc (Global::_init): Move setting of errorLimit to ...
 574         * d-lang.cc (d_init_options): ... here.  Update for new field
 575         location of errorLimit.
 576         (d_post_options): Likewise.
 577         * d-port.cc (Port::readwordLE): Update signature.
 578         (Port::readwordBE): Likewise.
 579         (Port::readlongLE): Likewise.
 580         (Port::readlongBE): Likewise.
 581         * decl.cc (get_symbol_decl): Update for new field types.
 582
 583 2020-06-08  Iain Buclaw  <ibuclaw@gdcproject.org>
 584
 585         PR d/95573
 586         * dmd/MERGE: Merge upstream dmd 5041e56f1.
 587
 588 2020-06-08  Iain Buclaw  <ibuclaw@gdcproject.org>
 589
 590         * dmd/MERGE: Merge upstream dmd 955b8b36f.
 591         * expr.cc (ExprVisitor::visit (AndAndExp *)): Rename type to ...
 592         (ExprVisitor::visit (LogicalExp *)): ... this.  Handle both 'and if'
 593         and 'or if' expression nodes.
 594         (ExprVisitor::visit (OrOrExp *)): Remove.
 595
 596 2020-06-07  Iain Buclaw  <ibuclaw@gdcproject.org>
 597
 598         * dmd/MERGE: Merge upstream dmd 73d8e2fec.
 599         * decl.cc (get_symbol_decl): Use new Prot::Kind enum.
 600         * modules.cc (get_internal_fn): Likewise.
 601
 602 2020-06-07  Iain Buclaw  <ibuclaw@gdcproject.org>
 603
 604         * dmd/MERGE: Merge upstream dmd 108ca1bcd.
 605         * d-diagnostic.cc (expand_d_format): Adjust to use extractChars().
 606         * d-frontend.cc (Loc::toChars): Likewise.
 607         * d-lang.cc (deps_write): Likewise.
 608         (d_parse_file): Likewise.
 609         * decl.cc (d_mangle_decl): Likewise.
 610         * intrinsics.cc (maybe_set_intrinsic): Likewise.
 611
 612 2020-06-07  Iain Buclaw  <ibuclaw@gdcproject.org>
 613
 614         * dmd/MERGE: Merge upstream dmd b0df0e982.
 615         * d-builtins.cc (build_frontend_type): Use VarArg for varargs_p.
 616         * d-codegen.cc (declaration_type): Call TypeFunction::create with
 617         argument VARARGnone.
 618         (parameter_type): Likewise.
 619         (d_build_call): Use new field names and member functions.
 620         * d-target.cc (Target::cppParameterType): Call TypeFunction::create
 621         with argument VARARGnone.
 622         * types.cc (TypeVisitor::visit (TypeFunction *): Use new field names
 623         and member functions.
 624
 625 2020-06-07  Iain Buclaw  <ibuclaw@gdcproject.org>
 626
 627         * dmd/MERGE: Merge upstream dmd 1831b24ff.
 628         * d-lang.cc (d_init_options): Remove initialization of updated fields.
 629         (d_handle_option): Adjust for new field types.
 630
 631 2020-06-07  Iain Buclaw  <ibuclaw@gdcproject.org>
 632
 633         * dmd/MERGE: Merge upstream dmd cef1e7991.
 634         * d-lang.cc (d_parse_file): Adjust for new field types.
 635
 636 2020-06-05  Iain Buclaw  <ibuclaw@gdcproject.org>
 637
 638         * dmd/MERGE: Merge upstream dmd 740f3d1ea.
 639         * d-lang.cc (d_handle_option): Use new fields to save debug and
 640         version levels passed over command-line.
 641         (d_post_options): Add them to front-end here.
 642
 643 2020-06-05  Iain Buclaw  <ibuclaw@gdcproject.org>
 644
 645         * dmd/MERGE: Merge upstream dmd f5638c7b8.
 646         * d-builtins.cc (d_init_versions): Use new CHECKENABLE enum.
 647         * d-codegen.cc (array_bounds_check): Likewise.
 648         (build_frame_type): Likewise.
 649         (get_frameinfo): Likewise.
 650         * d-lang.cc (d_init_options): Likewise.
 651         (d_init_options_struct): Don't initialize x_flag_bounds_check.
 652         (d_handle_option): Use new CHECKENABLE enum.
 653         (d_post_options): Likewise.  Set flag_bounds_check here.
 654         * expr.cc (ExprVisitor::visit(AssertExp *)): Use new CHECKENABLE enum.
 655
 656 2020-06-05  Iain Buclaw  <ibuclaw@gdcproject.org>
 657
 658         * dmd/MERGE: Merge upstream dmd 56f0a65c4.
 659         * d-builtins.cc (build_frontend_type): Remove static.
 660         (d_build_builtins_module): Use target.va_listType() to get front-end
 661         type for va_list.
 662         (d_init_builtins): Move creation of va_list to Target::va_listType.
 663         * d-codegen.cc (build_interface_binfo): Use new target global.
 664         (build_vindex_ref): Likewise.
 665         (identity_compare_p): Likewise.
 666         * d-ctfloat.cc (CTFloat::parse): Likewise.
 667         * d-lang.cc (d_init): Likewise.
 668         * d-port.cc (Port::isFloat32LiteralOutOfRange): Likewise.
 669         (Port::isFloat64LiteralOutOfRange): Likewise.
 670         * d-target.cc (define_float_constants): Initialize constants through a
 671         reference, instead of setting globals.
 672         (Target::_init): Initialize new fields instead of setting globals.
 673         (Target::va_listType): Build front-end type from va_list_type_node.
 674         (Target::toCppMangle): Renamed to ...
 675         (TargetCPP::toMangle): ... this.
 676         (Target::cppTypeInfoMangle): Renamed to ...
 677         (TargetCPP::typeInfoMangle): ... this.
 678         (Target::cppTypeMangle): Renamed to ...
 679         (TargetCPP::typeMangle): this.
 680         (Target::cppParameterType): Renamed to ...
 681         (TargetCPP::parameterType): ... this.  Use target.va_listType() to get
 682         front-end type for va_list.
 683         (Target::cppFundamentalType): Renamed to ...
 684         (TargetCPP::fundamentalType): ... this.
 685         * d-tree.h (build_frontend_type): Declare.
 686         * decl.cc (base_vtable_offset): Use new target global.
 687         * typeinfo.cc (layout_classinfo_interfaces): Likewise.
 688         (layout_cpp_typeinfo): Likewise.
 689         * types.cc (valist_array_p): Use target.va_listType() to get front-end
 690         type for va_list.
 691         (layout_aggregate_type): Use new target global.
 692
 693 2020-06-05  Iain Buclaw  <ibuclaw@gdcproject.org>
 694
 695         * dmd/MERGE: Merge upstream dmd 6d5bffa54.
 696         * d-builtins.cc (maybe_set_builtin_1): Update call to
 697         Condition::include().
 698         * decl.cc (DeclVisitor::visit(AttribDeclaration *)): Likewise.
 699         * types.cc (layout_aggregate_members): Likewise.
 700
 701 2020-06-04  Iain Buclaw  <ibuclaw@gdcproject.org>
 702
 703         * dmd/MERGE: Merge upstream dmd 48d704f08.
 704         * d-attribs.cc (build_attributes): Use new field name.
 705         * d-builtins.cc (build_frontend_type): Likewise.
 706         (maybe_set_builtin_1): Likewise.
 707         (d_maybe_set_builtin): Likewise.
 708         * d-codegen.cc (build_interface_binfo): Likewise.
 709         (identity_compare_p): Likewise.
 710         (lower_struct_comparison): Likewise.
 711         (build_struct_comparison): Likewise.
 712         (d_build_call): Likewise.
 713         (build_frame_type): Likewise.
 714         (build_closure): Likewise.
 715         * d-compiler.cc (Compiler::paintAsType): Likewise.
 716         (Compiler::loadModule): Likewise.
 717         * d-incpath.cc (add_globalpaths): Likewise.
 718         (add_filepaths): Likewise.
 719         (add_import_paths): Likewise.
 720         * d-lang.cc (deps_write): Likewise.
 721         (d_parse_file): Likewise.
 722         * decl.cc (gcc_attribute_p): Likewise.
 723         (base_vtable_offset): Likewise.
 724         (get_vtable_decl): Likewise.
 725         (build_class_instance): Likewise.
 726         * expr.cc (class ExprVisitor): Likewise.
 727         * modules.cc (layout_moduleinfo_fields): Likewise.
 728         (layout_moduleinfo): Likewise.
 729         (build_module_tree): Likewise.
 730         * toir.cc (class IRVisitor): Likewise.
 731         * typeinfo.cc (class TypeInfoVisitor): Likewise.
 732         (layout_classinfo_interfaces): Likewise.
 733         * types.cc (layout_aggregate_members): Likewise.
 734         (layout_aggregate_type): Likewise.
 735
 736 2020-06-04  Iain Buclaw  <ibuclaw@gdcproject.org>
 737
 738         * dmd/MERGE: Merge upstream dmd 47ed0330f.
 739
 740 2020-06-04  Iain Buclaw  <ibuclaw@gdcproject.org>
 741
 742         * Make-lang.in (D_OBJS): Add d-compiler.o, d-ctfloat.o, d-port.o.
 743         * d-frontend.cc (Port::memicmp): Move to d-port.cc.
 744         (Port::strupr): Likewise.
 745         (Port::isFloat32LiteralOutOfRange): Likewise.
 746         (Port::isFloat64LiteralOutOfRange): Likewise.
 747         (Port::readwordLE): Likewise.
 748         (Port::readwordBE): Likewise.
 749         (Port::readlongLE): Likewise.
 750         (Port::readlongBE): Likewise.
 751         (Port::valcpy): Likewise.
 752         (CTFloat::fabs): Move to d-ctfloat.cc.
 753         (CTFloat::ldexp): Likewise.
 754         (CTFloat::isIdentical): Likewise.
 755         (CTFloat::isNaN): Likewise.
 756         (CTFloat::isSNaN): Likewise.
 757         (CTFloat::isInfinity): Likewise.
 758         (CTFloat::parse): Likewise.
 759         (CTFloat::sprint): Likewise.
 760         (CTFloat::hash): Likewise.
 761         (Compiler::genCmain): Move to d-compiler.cc.
 762         (Compiler::paintAsType): Likewise.
 763         (Compiler::loadModule): Likewise.
 764         * d-compiler.cc: New file.
 765         * d-ctfloat.cc: New file.
 766         * d-port.cc: New file.
 767
 768 2020-06-02  Iain Buclaw  <ibuclaw@gdcproject.org>
 769
 770         * decl.cc (DeclVisitor::build_dsymbol): New function.
 771         (DeclVisitor::visit (TupleDeclaration *)): Use build_dsymbol to
 772         traverse AST instead of accept.
 773         (DeclVisitor::visit (AttribDeclaration *)): Likewise.
 774         (DeclVisitor::visit (Nspace *)): Likewise.
 775         (DeclVisitor::visit (TemplateDeclaration *)): Likewise.
 776         (DeclVisitor::visit (TemplateInstance *)): Likewise.
 777         (DeclVisitor::visit (TemplateMixin *)): Likewise.
 778         (DeclVisitor::visit (StructDeclaration *)): Likewise.
 779         (DeclVisitor::visit (ClassDeclaration *)): Likewise.
 780         (DeclVisitor::visit (InterfaceDeclaration *)): Likewise.
 781         (DeclVisitor::visit (VarDeclaration *)): Likewise.
 782         (build_decl_tree): Likewise.
 783
 784 2020-06-02  Iain Buclaw  <ibuclaw@gdcproject.org>
 785
 786         * d-builtins.cc (build_frontend_type): Handle struct fields with NULL
 787         DECL_NAME.  Use byte_position to get the real field offset.
 788
 789 2020-05-06  Iain Buclaw  <ibuclaw@gdcproject.org>
 790
 791         PR d/94970
 792         * d-codegen.cc (force_target_expr): Move create_temporary_var
 793         implementation inline here.
 794         (create_temporary_var): Remove.
 795         (maybe_temporary_var): Remove.
 796         (bind_expr): Remove.
 797         * d-convert.cc (d_array_convert): Use build_local_temp to generate
 798         temporaries, and generate its assignment.
 799         * d-tree.h (create_temporary_var): Remove.
 800         (maybe_temporary_var): Remove.
 801         (d_array_convert): Remove vars argument.
 802         * expr.cc (ExprVisitor::visit (CatExp *)): Use build_local_temp to
 803         generate temporaries, don't wrap them in a BIND_EXPR.
 804         (ExprVisitor::visit (NewExp *)): Likewise.
 805
 806 2020-04-30  Iain Buclaw  <ibuclaw@gdcproject.org>
 807
 808         * gdc.texi (Options for Linking): Clarify usage of -defaultlib= and
 809         -debuglib= options.
 810
 811 2020-04-29  Iain Buclaw  <ibuclaw@gdcproject.org>
 812
 813         * d-codegen.cc (d_decl_context): Don't include module in the name of
 814         class and struct types that aren't extern(D).
 815
 816 2020-04-27  Iain Buclaw  <ibuclaw@gdcproject.org>
 817
 818         PR d/94777
 819         * d-builtins.cc (build_frontend_type): Set parent for generated
 820         fields of built-in types.
 821         * d-codegen.cc (argument_reference_p): Rename to ...
 822         (parameter_reference_p): ... this.
 823         (type_passed_as): Rename to ...
 824         (parameter_type): ... this.  Make TREE_ADDRESSABLE types restrict.
 825         (d_build_call): Move handling of non-POD types here from ...
 826         * d-convert.cc (convert_for_argument): ... here.
 827         * d-tree.h (argument_reference_p): Rename declaration to ...
 828         (parameter_reference_p): ... this.
 829         (type_passed_as): Rename declaration to ...
 830         (parameter_type): ... this.
 831         * types.cc (TypeVisitor::visit (TypeFunction *)): Update caller.
 832
 833 2020-04-26  Iain Buclaw  <ibuclaw@gdcproject.org>
 834
 835         * decl.cc (get_symbol_decl): Set DECL_DECLARED_INLINE_P or
 836         DECL_UNINLINABLE for declarations with pragma(inline).
 837         * toir.cc (IRVisitor::visit (GccAsmStatement *)): Set ASM_INLINE_P if
 838         in function decorated with pragma(inline).
 839
 840 2020-04-25  Iain Buclaw  <ibuclaw@gdcproject.org>
 841
 842         * intrinsics.cc (expand_intrinsic_toprec): New function.
 843         (maybe_expand_intrinsic): Handle toPrec intrinsics.
 844         * intrinsics.def (TOPRECF, TOPREC, TOPRECL): Add toPrec intrinsics.
 845
 846 2020-04-24  Iain Buclaw  <ibuclaw@gdcproject.org>
 847
 848         * d-spec.cc (need_phobos): Remove.
 849         (lang_specific_driver): Replace need_phobos with phobos_library.
 850         Reorder -debuglib and -defaultlib to have precedence over libphobos.
 851         (lang_specific_pre_link): Remove test for need_phobos.
 852
 853 2020-04-19  Iain Buclaw  <ibuclaw@gdcproject.org>
 854
 855         PR d/94609
 856         * d-codegen.cc (argument_reference_p): Don't check TREE_ADDRESSABLE.
 857         (type_passed_as): Build reference type if TREE_ADDRESSABLE.
 858         * d-convert.cc (convert_for_argument): Build explicit TARGET_EXPR if
 859         needed for arguments passed by invisible reference.
 860         * types.cc (TypeVisitor::visit (TypeStruct *)): Mark all structs that
 861         are not POD as TREE_ADDRESSABLE.
 862
 863 2020-04-13  Iain Buclaw  <ibuclaw@gdcproject.org>
 864
 865         * Make-lang.in (D_FRONTEND_OBJS): Remove d/argtypes.o.
 866         * d-target.cc (Target::toArgTypes): New function.
 867
 868 2020-04-10  Iain Buclaw  <ibuclaw@gdcproject.org>
 869
 870         * d-spec.cc (LIBDRUNTIME): Remove.
 871         (LIBDRUNTIME_PROFILE): Remove.
 872         (lang_specific_driver): Don't link in libgdruntime.
 873
 874 2020-04-07  Iain Buclaw  <ibuclaw@gdcproject.org>
 875
 876         PR d/94425
 877         * toir.cc (IRVisitor::visit (GccAsmStatement *)): Set ASM_VOLATILE_P
 878         on all asm statements.
 879
 880 2020-04-01  Iain Buclaw  <ibuclaw@gdcproject.org>
 881
 882         PR d/90136
 883         * d-attribs.cc: Include dmd/attrib.h.
 884         (build_attributes): Redeclare as static.
 885         (apply_user_attributes): New function.
 886         * d-tree.h (class UserAttributeDeclaration): Remove.
 887         (build_attributes): Remove.
 888         (apply_user_attributes): Declare.
 889         (finish_aggregate_type): Remove attrs argument.
 890         * decl.cc (get_symbol_decl): Merge declaration prototypes with
 891         definitions.  Use apply_user_attributes.
 892         * modules.cc (layout_moduleinfo_fields): Remove last argument to
 893         finish_aggregate_type.
 894         * typeinfo.cc (layout_classinfo_interfaces): Likewise.
 895         * types.cc (layout_aggregate_members): Likewise.
 896         (finish_aggregate_type): Remove attrs argument.
 897         (TypeVisitor::visit (TypeEnum *)): Use apply_user_attributes.
 898         (TypeVisitor::visit (TypeStruct *)): Remove last argument to
 899         finish_aggregate_type.  Use apply_user_attributes.
 900         (TypeVisitor::visit (TypeClass *)): Likewise.
 901
 902 2020-03-31  Iain Buclaw  <ibuclaw@gdcproject.org>
 903
 904         * d-attribs.cc (d_langhook_common_attribute_table): Add always_inline.
 905         (handle_always_inline_attribute): New function.
 906
 907 2020-03-31  Iain Buclaw  <ibuclaw@gdcproject.org>
 908
 909         PR d/94424
 910         * d-codegen.cc (build_alignment_field): Remove.
 911         (build_struct_literal): Don't insert alignment padding.
 912         * expr.cc (ExprVisitor::visit (AssignExp *)): Call memset before
 913         assigning struct literals.
 914
 915 2020-03-31  Iain Buclaw  <ibuclaw@gdcproject.org>
 916
 917         * typeinfo.cc (TypeInfoVisitor::internal_reference): Call
 918         d_comdat_linkage on generated decl.
 919
 920 2020-03-22  Iain Buclaw  <ibuclaw@gdcproject.org>
 921
 922         PR d/93038
 923         * d-lang.cc (deps_write): Generate phony targets for content imported
 924         files.
 925
 926 2020-03-22  Iain Buclaw  <ibuclaw@gdcproject.org>
 927
 928         PR d/93038
 929         * d-lang.cc (deps_write): Add content imported files to the make
 930         dependency list.
 931
 932 2020-03-21  Iain Buclaw  <ibuclaw@gdcproject.org>
 933
 934         PR d/94240
 935         * typeinfo.cc (class TypeInfoVisitor): Replace type_ field with decl_.
 936         (TypeInfoVisitor::TypeInfoVisitor): Set decl_.
 937         (TypeInfoVisitor::result): Update.
 938         (TypeInfoVisitor::internal_reference): New function.
 939         (TypeInfoVisitor::layout_string): Use internal_reference.
 940         (TypeInfoVisitor::visit (TypeInfoTupleDeclaration *)): Likewise.
 941         (layout_typeinfo): Construct TypeInfoVisitor with typeinfo decl.
 942         (layout_classinfo): Likewise.
 943
 944 2020-03-20  Iain Buclaw  <ibuclaw@gdcproject.org>
 945
 946         PR lto/91027
 947         * d-tree.h (struct GTY): Add daggregate field.
 948         (IDENTIFIER_DAGGREGATE): Define.
 949         (d_mangle_decl): Add declaration.
 950         * decl.cc (mangle_decl): Remove static linkage, rename to...
 951         (d_mangle_decl): ...this, update all callers.
 952         * types.cc (merge_aggregate_types): New function.
 953         (TypeVisitor::visit (TypeStruct *)): Call merge_aggregate_types, set
 954         IDENTIFIER_DAGGREGATE and TYPE_CXX_ODR_P.
 955         (TypeVisitor::visit (TypeClass *)): Likewise.
 956
 957 2020-03-18  Jakub Jelinek  <jakub@redhat.com>
 958
 959         * expr.cc (ExprVisitor::visit (CatAssignExp *)): Fix up duplicated
 960         word issue in a comment.
 961         * d-target.cc (Target::FPTypeProperties<T>::max): Likewise.
 962
 963 2020-03-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 964
 965         PR d/92309
 966         * types.cc (fixup_anonymous_offset): Don't set DECL_FIELD_OFFSET on
 967         anonymous fields.
 968
 969 2020-03-16  Iain Buclaw  <ibuclaw@gdcproject.org>
 970
 971         PR d/92216
 972         * decl.cc (make_thunk): Don't set TREE_PUBLIC on thunks if the target
 973         function is external to the current compilation.
 974
 975 2020-01-01  Jakub Jelinek  <jakub@redhat.com>
 976
 977         Update copyright years.
 978
 979         * gdc.texi: Bump @copyrights-d year.
 980 \f
 981 Copyright (C) 2020 Free Software Foundation, Inc.
 982
 983 Copying and distribution of this file, with or without modification,
 984 are permitted in any medium without royalty provided the copyright
 985 notice and this notice are preserved.