Create `defer` syntax and `OP_PUSHDEFER` opcode

Adds syntax `defer { BLOCK }` to create a deferred block; code that is
deferred until the scope exits. This syntax is guarded by

  use feature 'defer';

Adds a new opcode, `OP_PUSHDEFER`, which is a LOGOP whose `op_other` field
gives the start of an optree to be deferred until scope exit. That op
pointer will be stored on the save stack and invoked as part of scope
unwind.

Included is support for `B::Deparse` to deparse the optree back into
syntax.

1 files changed, 483 insertions, 475 deletions

diff --git a/perly.act b/perly.act
index 00192e61d7..6cd3943690 100644
--- a/perly.act
+++ b/perly.act
@@ -5,7 +5,7 @@
  */
 
 case 2:
-#line 138 "perly.y"
+#line 139 "perly.y"
     {
 			  parser->expect = XSTATE;
                           (yyval.ival) = 0;
@@ -14,7 +14,7 @@ case 2:
     break;
 
   case 3:
-#line 143 "perly.y"
+#line 144 "perly.y"
     {
 			  newPROG(block_end((ps[-1].val.ival),(ps[0].val.opval)));
 			  PL_compiling.cop_seq = 0;
@@ -24,7 +24,7 @@ case 2:
     break;
 
   case 4:
-#line 149 "perly.y"
+#line 150 "perly.y"
     {
 			  parser->expect = XTERM;
                           (yyval.ival) = 0;
@@ -33,7 +33,7 @@ case 2:
     break;
 
   case 5:
-#line 154 "perly.y"
+#line 155 "perly.y"
     {
 			  PL_eval_root = (ps[0].val.opval);
 			  (yyval.ival) = 0;
@@ -42,7 +42,7 @@ case 2:
     break;
 
   case 6:
-#line 159 "perly.y"
+#line 160 "perly.y"
     {
 			  parser->expect = XBLOCK;
                           (yyval.ival) = 0;
@@ -51,7 +51,7 @@ case 2:
     break;
 
   case 7:
-#line 164 "perly.y"
+#line 165 "perly.y"
     {
 			  PL_pad_reset_pending = TRUE;
 			  PL_eval_root = (ps[0].val.opval);
@@ -63,7 +63,7 @@ case 2:
     break;
 
   case 8:
-#line 172 "perly.y"
+#line 173 "perly.y"
     {
 			  parser->expect = XSTATE;
                           (yyval.ival) = 0;
@@ -72,7 +72,7 @@ case 2:
     break;
 
   case 9:
-#line 177 "perly.y"
+#line 178 "perly.y"
     {
 			  PL_pad_reset_pending = TRUE;
 			  PL_eval_root = (ps[0].val.opval);
@@ -84,7 +84,7 @@ case 2:
     break;
 
   case 10:
-#line 185 "perly.y"
+#line 186 "perly.y"
     {
 			  parser->expect = XSTATE;
                           (yyval.ival) = 0;
@@ -93,7 +93,7 @@ case 2:
     break;
 
   case 11:
-#line 190 "perly.y"
+#line 191 "perly.y"
     {
 			  PL_pad_reset_pending = TRUE;
 			  PL_eval_root = (ps[0].val.opval);
@@ -105,7 +105,7 @@ case 2:
     break;
 
   case 12:
-#line 198 "perly.y"
+#line 199 "perly.y"
     {
 			  parser->expect = XSTATE;
                           (yyval.ival) = 0;
@@ -114,7 +114,7 @@ case 2:
     break;
 
   case 13:
-#line 203 "perly.y"
+#line 204 "perly.y"
     {
 			  PL_eval_root = (ps[0].val.opval);
 			  (yyval.ival) = 0;
@@ -123,7 +123,7 @@ case 2:
     break;
 
   case 14:
-#line 208 "perly.y"
+#line 209 "perly.y"
     {
 			  parser->expect = XSTATE;
 			  (yyval.ival) = 0;
@@ -132,7 +132,7 @@ case 2:
     break;
 
   case 15:
-#line 213 "perly.y"
+#line 214 "perly.y"
     {
 			  PL_eval_root = (ps[0].val.opval);
 			  (yyval.ival) = 0;
@@ -141,7 +141,7 @@ case 2:
     break;
 
   case 16:
-#line 221 "perly.y"
+#line 222 "perly.y"
     { if (parser->copline > (line_t)(ps[-3].val.ival))
 			      parser->copline = (line_t)(ps[-3].val.ival);
 			  (yyval.opval) = block_end((ps[-2].val.ival), (ps[-1].val.opval));
@@ -150,7 +150,7 @@ case 2:
     break;
 
   case 17:
-#line 229 "perly.y"
+#line 230 "perly.y"
     { if (parser->copline > (line_t)(ps[-6].val.ival))
 			      parser->copline = (line_t)(ps[-6].val.ival);
 			  (yyval.opval) = block_end((ps[-5].val.ival), (ps[-2].val.opval));
@@ -159,14 +159,14 @@ case 2:
     break;
 
   case 18:
-#line 236 "perly.y"
+#line 237 "perly.y"
     { (yyval.ival) = block_start(TRUE);
 			  parser->parsed_sub = 0; }
 
     break;
 
   case 19:
-#line 241 "perly.y"
+#line 242 "perly.y"
     { if (parser->copline > (line_t)(ps[-3].val.ival))
 			      parser->copline = (line_t)(ps[-3].val.ival);
 			  (yyval.opval) = block_end((ps[-2].val.ival), (ps[-1].val.opval));
@@ -175,20 +175,20 @@ case 2:
     break;
 
   case 20:
-#line 248 "perly.y"
+#line 249 "perly.y"
     { (yyval.ival) = block_start(FALSE);
 			  parser->parsed_sub = 0; }
 
     break;
 
   case 21:
-#line 254 "perly.y"
+#line 255 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
   case 22:
-#line 256 "perly.y"
+#line 257 "perly.y"
     {   (yyval.opval) = op_append_list(OP_LINESEQ, (ps[-1].val.opval), (ps[0].val.opval));
 			    PL_pad_reset_pending = TRUE;
 			    if ((ps[-1].val.opval) && (ps[0].val.opval))
@@ -198,13 +198,13 @@ case 2:
     break;
 
   case 23:
-#line 265 "perly.y"
+#line 266 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
   case 24:
-#line 267 "perly.y"
+#line 268 "perly.y"
     {   (yyval.opval) = op_append_list(OP_LINESEQ, (ps[-1].val.opval), (ps[0].val.opval));
 			    PL_pad_reset_pending = TRUE;
 			    if ((ps[-1].val.opval) && (ps[0].val.opval))
@@ -214,7 +214,7 @@ case 2:
     break;
 
   case 25:
-#line 276 "perly.y"
+#line 277 "perly.y"
     {
 			  (yyval.opval) = (ps[0].val.opval) ? newSTATEOP(0, NULL, (ps[0].val.opval)) : NULL;
 			}
@@ -222,13 +222,13 @@ case 2:
     break;
 
   case 26:
-#line 280 "perly.y"
+#line 281 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 27:
-#line 284 "perly.y"
+#line 285 "perly.y"
     {
                           SV *label = cSVOPx_sv((ps[-1].val.opval));
 			  (yyval.opval) = newSTATEOP(SvFLAGS(label) & SVf_UTF8,
@@ -239,7 +239,7 @@ case 2:
     break;
 
   case 28:
-#line 291 "perly.y"
+#line 292 "perly.y"
     {
                           SV *label = cSVOPx_sv((ps[-1].val.opval));
 			  (yyval.opval) = newSTATEOP(SvFLAGS(label) & SVf_UTF8,
@@ -250,13 +250,13 @@ case 2:
     break;
 
   case 29:
-#line 301 "perly.y"
+#line 302 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 30:
-#line 303 "perly.y"
+#line 304 "perly.y"
     {
 			  CV *fmtcv = PL_compcv;
 			  newFORM((ps[-2].val.ival), (ps[-1].val.opval), (ps[0].val.opval));
@@ -270,7 +270,7 @@ case 2:
     break;
 
   case 31:
-#line 315 "perly.y"
+#line 316 "perly.y"
     {
                           init_named_cv(PL_compcv, (ps[-1].val.opval));
 			  parser->in_my = 0;
@@ -280,7 +280,7 @@ case 2:
     break;
 
   case 32:
-#line 321 "perly.y"
+#line 322 "perly.y"
     {
 			  SvREFCNT_inc_simple_void(PL_compcv);
 			  (ps[-5].val.opval)->op_type == OP_CONST
@@ -295,7 +295,7 @@ case 2:
     break;
 
   case 33:
-#line 336 "perly.y"
+#line 337 "perly.y"
     {
                           init_named_cv(PL_compcv, (ps[-1].val.opval));
 			  parser->in_my = 0;
@@ -305,7 +305,7 @@ case 2:
     break;
 
   case 34:
-#line 342 "perly.y"
+#line 343 "perly.y"
     {
 			  SvREFCNT_inc_simple_void(PL_compcv);
 			  (ps[-4].val.opval)->op_type == OP_CONST
@@ -320,7 +320,7 @@ case 2:
     break;
 
   case 35:
-#line 353 "perly.y"
+#line 354 "perly.y"
     {
 			  package((ps[-1].val.opval));
 			  if ((ps[-2].val.opval))
@@ -331,13 +331,13 @@ case 2:
     break;
 
   case 36:
-#line 360 "perly.y"
+#line 361 "perly.y"
     { CvSPECIAL_on(PL_compcv); /* It's a BEGIN {} */ }
 
     break;
 
   case 37:
-#line 362 "perly.y"
+#line 363 "perly.y"
     {
 			  SvREFCNT_inc_simple_void(PL_compcv);
 			  utilize((ps[-6].val.ival), (ps[-5].val.ival), (ps[-3].val.opval), (ps[-2].val.opval), (ps[-1].val.opval));
@@ -348,7 +348,7 @@ case 2:
     break;
 
   case 38:
-#line 369 "perly.y"
+#line 370 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-4].val.ival),
 			      newCONDOP(0, (ps[-3].val.opval), op_scope((ps[-1].val.opval)), (ps[0].val.opval)));
@@ -358,7 +358,7 @@ case 2:
     break;
 
   case 39:
-#line 375 "perly.y"
+#line 376 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-4].val.ival),
                               newCONDOP(0, (ps[-3].val.opval), (ps[0].val.opval), op_scope((ps[-1].val.opval))));
@@ -368,7 +368,7 @@ case 2:
     break;
 
   case 40:
-#line 381 "perly.y"
+#line 382 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-3].val.ival), newGIVENOP((ps[-2].val.opval), op_scope((ps[0].val.opval)), 0));
 			  parser->copline = (line_t)(ps[-5].val.ival);
@@ -377,19 +377,19 @@ case 2:
     break;
 
   case 41:
-#line 386 "perly.y"
+#line 387 "perly.y"
     { (yyval.opval) = block_end((ps[-3].val.ival), newWHENOP((ps[-2].val.opval), op_scope((ps[0].val.opval)))); }
 
     break;
 
   case 42:
-#line 388 "perly.y"
+#line 389 "perly.y"
     { (yyval.opval) = newWHENOP(0, op_scope((ps[0].val.opval))); }
 
     break;
 
   case 43:
-#line 390 "perly.y"
+#line 391 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-5].val.ival),
 				  newWHILEOP(0, 1, NULL,
@@ -400,7 +400,7 @@ case 2:
     break;
 
   case 44:
-#line 397 "perly.y"
+#line 398 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-5].val.ival),
 				  newWHILEOP(0, 1, NULL,
@@ -411,19 +411,19 @@ case 2:
     break;
 
   case 45:
-#line 404 "perly.y"
+#line 405 "perly.y"
     { parser->expect = XTERM; }
 
     break;
 
   case 46:
-#line 406 "perly.y"
+#line 407 "perly.y"
     { parser->expect = XTERM; }
 
     break;
 
   case 47:
-#line 409 "perly.y"
+#line 410 "perly.y"
     {
 			  OP *initop = (ps[-9].val.opval);
 			  OP *forop = newWHILEOP(0, 1, NULL,
@@ -442,7 +442,7 @@ case 2:
     break;
 
   case 48:
-#line 424 "perly.y"
+#line 425 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-6].val.ival), newFOROP(0, (ps[-5].val.opval), (ps[-3].val.opval), (ps[-1].val.opval), (ps[0].val.opval)));
 			  parser->copline = (line_t)(ps[-8].val.ival);
@@ -451,7 +451,7 @@ case 2:
     break;
 
   case 49:
-#line 429 "perly.y"
+#line 430 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-4].val.ival), newFOROP(0,
 				      op_lvalue((ps[-6].val.opval), OP_ENTERLOOP), (ps[-3].val.opval), (ps[-1].val.opval), (ps[0].val.opval)));
@@ -461,13 +461,13 @@ case 2:
     break;
 
   case 50:
-#line 435 "perly.y"
+#line 436 "perly.y"
     { parser->in_my = 0; (yyval.opval) = my((ps[0].val.opval)); }
 
     break;
 
   case 51:
-#line 437 "perly.y"
+#line 438 "perly.y"
     {
 			  (yyval.opval) = block_end(
 				(ps[-7].val.ival),
@@ -484,7 +484,7 @@ case 2:
     break;
 
   case 52:
-#line 450 "perly.y"
+#line 451 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-4].val.ival), newFOROP(
 				0, op_lvalue(newUNOP(OP_REFGEN, 0,
@@ -496,7 +496,7 @@ case 2:
     break;
 
   case 53:
-#line 458 "perly.y"
+#line 459 "perly.y"
     {
 			  (yyval.opval) = block_end((ps[-4].val.ival),
 				  newFOROP(0, NULL, (ps[-3].val.opval), (ps[-1].val.opval), (ps[0].val.opval)));
@@ -506,19 +506,19 @@ case 2:
     break;
 
   case 54:
-#line 464 "perly.y"
+#line 465 "perly.y"
     { parser->in_my = 1; }
 
     break;
 
   case 55:
-#line 466 "perly.y"
+#line 467 "perly.y"
     { parser->in_my = 0; intro_my(); }
 
     break;
 
   case 56:
-#line 468 "perly.y"
+#line 469 "perly.y"
     {
 			  (yyval.opval) = newTRYCATCHOP(0,
 				  (ps[-8].val.opval), (ps[-3].val.opval), block_end((ps[-4].val.ival), op_scope((ps[0].val.opval))));
@@ -527,7 +527,7 @@ case 2:
     break;
 
   case 57:
-#line 473 "perly.y"
+#line 474 "perly.y"
     {
 			  /* a block is a loop that happens once */
 			  (yyval.opval) = newWHILEOP(0, 1, NULL,
@@ -537,7 +537,7 @@ case 2:
     break;
 
   case 58:
-#line 479 "perly.y"
+#line 480 "perly.y"
     {
 			  package((ps[-2].val.opval));
 			  if ((ps[-3].val.opval)) {
@@ -548,7 +548,7 @@ case 2:
     break;
 
   case 59:
-#line 486 "perly.y"
+#line 487 "perly.y"
     {
 			  /* a block is a loop that happens once */
 			  (yyval.opval) = newWHILEOP(0, 1, NULL,
@@ -560,7 +560,7 @@ case 2:
     break;
 
   case 60:
-#line 494 "perly.y"
+#line 495 "perly.y"
     {
 			  (yyval.opval) = (ps[-1].val.opval);
 			}
@@ -568,10 +568,9 @@ case 2:
     break;
 
   case 61:
-#line 498 "perly.y"
+#line 499 "perly.y"
     {
-			  (yyval.opval) = newLISTOP(OP_DIE, 0, newOP(OP_PUSHMARK, 0),
-				newSVOP(OP_CONST, 0, newSVpvs("Unimplemented")));
+			  (yyval.opval) = newDEFEROP(0, op_scope((ps[0].val.opval)));
 			}
 
     break;
@@ -579,14 +578,23 @@ case 2:
   case 62:
 #line 503 "perly.y"
     {
+			  (yyval.opval) = newLISTOP(OP_DIE, 0, newOP(OP_PUSHMARK, 0),
+				newSVOP(OP_CONST, 0, newSVpvs("Unimplemented")));
+			}
+
+    break;
+
+  case 63:
+#line 508 "perly.y"
+    {
 			  (yyval.opval) = NULL;
 			  parser->copline = NOLINE;
 			}
 
     break;
 
-  case 63:
-#line 511 "perly.y"
+  case 64:
+#line 516 "perly.y"
     { OP *list;
 			  if ((ps[0].val.opval)) {
 			      OP *term = (ps[0].val.opval);
@@ -604,75 +612,75 @@ case 2:
 
     break;
 
-  case 64:
-#line 528 "perly.y"
+  case 65:
+#line 533 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 65:
-#line 530 "perly.y"
+  case 66:
+#line 535 "perly.y"
     { (yyval.opval) = op_unscope((ps[-1].val.opval)); }
 
     break;
 
-  case 67:
-#line 538 "perly.y"
+  case 68:
+#line 543 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 68:
-#line 540 "perly.y"
+  case 69:
+#line 545 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 69:
-#line 542 "perly.y"
+  case 70:
+#line 547 "perly.y"
     { (yyval.opval) = newLOGOP(OP_AND, 0, (ps[0].val.opval), (ps[-2].val.opval)); }
 
     break;
 
-  case 70:
-#line 544 "perly.y"
+  case 71:
+#line 549 "perly.y"
     { (yyval.opval) = newLOGOP(OP_OR, 0, (ps[0].val.opval), (ps[-2].val.opval)); }
 
     break;
 
-  case 71:
-#line 546 "perly.y"
+  case 72:
+#line 551 "perly.y"
     { (yyval.opval) = newLOOPOP(OPf_PARENS, 1, scalar((ps[0].val.opval)), (ps[-2].val.opval)); }
 
     break;
 
-  case 72:
-#line 548 "perly.y"
+  case 73:
+#line 553 "perly.y"
     { (yyval.opval) = newLOOPOP(OPf_PARENS, 1, (ps[0].val.opval), (ps[-2].val.opval)); }
 
     break;
 
-  case 73:
-#line 550 "perly.y"
+  case 74:
+#line 555 "perly.y"
     { (yyval.opval) = newFOROP(0, NULL, (ps[0].val.opval), (ps[-2].val.opval), NULL);
 			  parser->copline = (line_t)(ps[-1].val.ival); }
 
     break;
 
-  case 74:
-#line 553 "perly.y"
+  case 75:
+#line 558 "perly.y"
     { (yyval.opval) = newWHENOP((ps[0].val.opval), op_scope((ps[-2].val.opval))); }
 
     break;
 
-  case 75:
-#line 558 "perly.y"
+  case 76:
+#line 563 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 76:
-#line 560 "perly.y"
+  case 77:
+#line 565 "perly.y"
     {
 			  ((ps[0].val.opval))->op_flags |= OPf_PARENS;
 			  (yyval.opval) = op_scope((ps[0].val.opval));
@@ -680,8 +688,8 @@ case 2:
 
     break;
 
-  case 77:
-#line 565 "perly.y"
+  case 78:
+#line 570 "perly.y"
     { parser->copline = (line_t)(ps[-5].val.ival);
 			    (yyval.opval) = newCONDOP(0,
 				newSTATEOP(OPf_SPECIAL,NULL,(ps[-3].val.opval)),
@@ -691,153 +699,153 @@ case 2:
 
     break;
 
-  case 78:
-#line 575 "perly.y"
+  case 79:
+#line 580 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 79:
-#line 577 "perly.y"
+  case 80:
+#line 582 "perly.y"
     { (yyval.opval) = op_scope((ps[0].val.opval)); }
 
     break;
 
-  case 80:
-#line 582 "perly.y"
+  case 81:
+#line 587 "perly.y"
     { (yyval.ival) = (PL_min_intro_pending &&
 			    PL_max_intro_pending >=  PL_min_intro_pending);
 			  intro_my(); }
 
     break;
 
-  case 81:
-#line 588 "perly.y"
+  case 82:
+#line 593 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 83:
-#line 594 "perly.y"
+  case 84:
+#line 599 "perly.y"
     { YYSTYPE tmplval;
 			  (void)scan_num("1", &tmplval);
 			  (yyval.opval) = tmplval.opval; }
 
     break;
 
-  case 85:
-#line 602 "perly.y"
-    { (yyval.opval) = invert(scalar((ps[0].val.opval))); }
-
-    break;
-
   case 86:
 #line 607 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); intro_my(); }
+    { (yyval.opval) = invert(scalar((ps[0].val.opval))); }
 
     break;
 
   case 87:
-#line 611 "perly.y"
+#line 612 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); intro_my(); }
 
     break;
 
   case 88:
-#line 614 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 616 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); intro_my(); }
 
     break;
 
   case 89:
-#line 615 "perly.y"
-    { (yyval.opval) = NULL; }
+#line 619 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 90:
-#line 619 "perly.y"
-    { (yyval.ival) = start_subparse(FALSE, 0);
-			    SAVEFREESV(PL_compcv); }
+#line 620 "perly.y"
+    { (yyval.opval) = NULL; }
 
     break;
 
   case 91:
-#line 625 "perly.y"
-    { (yyval.ival) = start_subparse(FALSE, CVf_ANON);
+#line 624 "perly.y"
+    { (yyval.ival) = start_subparse(FALSE, 0);
 			    SAVEFREESV(PL_compcv); }
 
     break;
 
   case 92:
 #line 630 "perly.y"
-    { (yyval.ival) = start_subparse(TRUE, 0);
+    { (yyval.ival) = start_subparse(FALSE, CVf_ANON);
 			    SAVEFREESV(PL_compcv); }
 
     break;
 
-  case 95:
-#line 641 "perly.y"
-    { (yyval.opval) = NULL; }
+  case 93:
+#line 635 "perly.y"
+    { (yyval.ival) = start_subparse(TRUE, 0);
+			    SAVEFREESV(PL_compcv); }
 
     break;
 
-  case 97:
-#line 647 "perly.y"
+  case 96:
+#line 646 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
   case 98:
-#line 649 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 652 "perly.y"
+    { (yyval.opval) = NULL; }
 
     break;
 
   case 99:
-#line 651 "perly.y"
-    { (yyval.opval) = NULL; }
+#line 654 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 100:
 #line 656 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+    { (yyval.opval) = NULL; }
 
     break;
 
   case 101:
-#line 658 "perly.y"
-    { (yyval.opval) = NULL; }
+#line 661 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 102:
-#line 669 "perly.y"
-    { parser->in_my = 0; (yyval.opval) = NULL; }
+#line 663 "perly.y"
+    { (yyval.opval) = NULL; }
 
     break;
 
   case 103:
-#line 671 "perly.y"
-    { parser->in_my = 0; (yyval.opval) = (ps[0].val.opval); }
+#line 674 "perly.y"
+    { parser->in_my = 0; (yyval.opval) = NULL; }
 
     break;
 
   case 104:
 #line 676 "perly.y"
-    { (yyval.ival) = '@'; }
+    { parser->in_my = 0; (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 105:
-#line 678 "perly.y"
-    { (yyval.ival) = '%'; }
+#line 681 "perly.y"
+    { (yyval.ival) = '@'; }
 
     break;
 
   case 106:
-#line 682 "perly.y"
+#line 683 "perly.y"
+    { (yyval.ival) = '%'; }
+
+    break;
+
+  case 107:
+#line 687 "perly.y"
     {
                             I32 sigil   = (ps[-2].val.ival);
                             OP *var     = (ps[-1].val.opval);
@@ -856,26 +864,26 @@ case 2:
 
     break;
 
-  case 107:
-#line 701 "perly.y"
+  case 108:
+#line 706 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 108:
-#line 703 "perly.y"
+  case 109:
+#line 708 "perly.y"
     { (yyval.opval) = newOP(OP_NULL, 0); }
 
     break;
 
-  case 109:
-#line 705 "perly.y"
+  case 110:
+#line 710 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 110:
-#line 711 "perly.y"
+  case 111:
+#line 716 "perly.y"
     {
                             OP *var     = (ps[-1].val.opval);
                             OP *defexpr = (ps[0].val.opval);
@@ -939,70 +947,70 @@ case 2:
 
     break;
 
-  case 111:
-#line 776 "perly.y"
+  case 112:
+#line 781 "perly.y"
     { parser->in_my = KEY_sigvar; (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 112:
-#line 778 "perly.y"
+  case 113:
+#line 783 "perly.y"
     { parser->in_my = KEY_sigvar; (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 113:
-#line 784 "perly.y"
+  case 114:
+#line 789 "perly.y"
     { (yyval.opval) = (ps[-1].val.opval); }
 
     break;
 
-  case 114:
-#line 786 "perly.y"
+  case 115:
+#line 791 "perly.y"
     {
 			  (yyval.opval) = op_append_list(OP_LINESEQ, (ps[-2].val.opval), (ps[0].val.opval));
 			}
 
     break;
 
-  case 115:
-#line 790 "perly.y"
+  case 116:
+#line 795 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 116:
-#line 795 "perly.y"
+  case 117:
+#line 800 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 117:
-#line 797 "perly.y"
+  case 118:
+#line 802 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 118:
-#line 801 "perly.y"
+  case 119:
+#line 806 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 119:
-#line 803 "perly.y"
+  case 120:
+#line 808 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 120:
-#line 807 "perly.y"
+  case 121:
+#line 812 "perly.y"
     { (yyval.opval) = (ps[-1].val.opval); }
 
     break;
 
-  case 121:
-#line 810 "perly.y"
+  case 122:
+#line 815 "perly.y"
     {
                             ENTER;
                             SAVEIV(parser->sig_elems);
@@ -1016,8 +1024,8 @@ case 2:
 
     break;
 
-  case 122:
-#line 821 "perly.y"
+  case 123:
+#line 826 "perly.y"
     {
                             OP            *sigops = (ps[0].val.opval);
                             struct op_argcheck_aux *aux;
@@ -1075,20 +1083,20 @@ case 2:
 
     break;
 
-  case 123:
-#line 878 "perly.y"
+  case 124:
+#line 883 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 124:
-#line 879 "perly.y"
+  case 125:
+#line 884 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 125:
-#line 885 "perly.y"
+  case 126:
+#line 890 "perly.y"
     {
 			  if (parser->copline > (line_t)(ps[-2].val.ival))
 			      parser->copline = (line_t)(ps[-2].val.ival);
@@ -1097,20 +1105,20 @@ case 2:
 
     break;
 
-  case 126:
-#line 895 "perly.y"
+  case 127:
+#line 900 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 127:
-#line 896 "perly.y"
+  case 128:
+#line 901 "perly.y"
     { (yyval.opval) = NULL; }
 
     break;
 
-  case 128:
-#line 900 "perly.y"
+  case 129:
+#line 905 "perly.y"
     {
 			  if (parser->copline > (line_t)(ps[-2].val.ival))
 			      parser->copline = (line_t)(ps[-2].val.ival);
@@ -1120,26 +1128,26 @@ case 2:
 
     break;
 
-  case 129:
-#line 911 "perly.y"
+  case 130:
+#line 916 "perly.y"
     { (yyval.opval) = newLOGOP(OP_AND, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
-  case 130:
-#line 913 "perly.y"
+  case 131:
+#line 918 "perly.y"
     { (yyval.opval) = newLOGOP((ps[-1].val.ival), 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
-  case 132:
-#line 919 "perly.y"
+  case 133:
+#line 924 "perly.y"
     { (yyval.opval) = (ps[-1].val.opval); }
 
     break;
 
-  case 133:
-#line 921 "perly.y"
+  case 134:
+#line 926 "perly.y"
     {
 			  OP* term = (ps[0].val.opval);
 			  (yyval.opval) = op_append_elem(OP_LIST, (ps[-2].val.opval), term);
@@ -1147,24 +1155,24 @@ case 2:
 
     break;
 
-  case 135:
-#line 930 "perly.y"
+  case 136:
+#line 935 "perly.y"
     { (yyval.opval) = op_convert_list((ps[-2].val.ival), OPf_STACKED,
 				op_prepend_elem(OP_LIST, newGVREF((ps[-2].val.ival),(ps[-1].val.opval)), (ps[0].val.opval)) );
 			}
 
     break;
 
-  case 136:
-#line 934 "perly.y"
+  case 137:
+#line 939 "perly.y"
     { (yyval.opval) = op_convert_list((ps[-4].val.ival), OPf_STACKED,
 				op_prepend_elem(OP_LIST, newGVREF((ps[-4].val.ival),(ps[-2].val.opval)), (ps[-1].val.opval)) );
 			}
 
     break;
 
-  case 137:
-#line 938 "perly.y"
+  case 138:
+#line 943 "perly.y"
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
 				op_append_elem(OP_LIST,
 				    op_prepend_elem(OP_LIST, scalar((ps[-5].val.opval)), (ps[-1].val.opval)),
@@ -1173,8 +1181,8 @@ case 2:
 
     break;
 
-  case 138:
-#line 944 "perly.y"
+  case 139:
+#line 949 "perly.y"
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
 				op_append_elem(OP_LIST, scalar((ps[-2].val.opval)),
 				    newMETHOP(OP_METHOD, 0, (ps[0].val.opval))));
@@ -1182,8 +1190,8 @@ case 2:
 
     break;
 
-  case 139:
-#line 949 "perly.y"
+  case 140:
+#line 954 "perly.y"
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
 				op_append_elem(OP_LIST,
 				    op_prepend_elem(OP_LIST, (ps[-1].val.opval), (ps[0].val.opval)),
@@ -1192,8 +1200,8 @@ case 2:
 
     break;
 
-  case 140:
-#line 955 "perly.y"
+  case 141:
+#line 960 "perly.y"
     { (yyval.opval) = op_convert_list(OP_ENTERSUB, OPf_STACKED,
 				op_append_elem(OP_LIST,
 				    op_prepend_elem(OP_LIST, (ps[-3].val.opval), (ps[-1].val.opval)),
@@ -1202,33 +1210,33 @@ case 2:
 
     break;
 
-  case 141:
-#line 961 "perly.y"
+  case 142:
+#line 966 "perly.y"
     { (yyval.opval) = op_convert_list((ps[-1].val.ival), 0, (ps[0].val.opval)); }
 
     break;
 
-  case 142:
-#line 963 "perly.y"
+  case 143:
+#line 968 "perly.y"
     { (yyval.opval) = op_convert_list((ps[-3].val.ival), 0, (ps[-1].val.opval)); }
 
     break;
 
-  case 143:
-#line 965 "perly.y"
+  case 144:
+#line 970 "perly.y"
     { (yyval.opval) = op_convert_list((ps[-3].val.ival), 0, (ps[-1].val.opval)); }
 
     break;
 
-  case 144:
-#line 967 "perly.y"
+  case 145:
+#line 972 "perly.y"
     { SvREFCNT_inc_simple_void(PL_compcv);
 			  (yyval.opval) = newANONATTRSUB((ps[-1].val.ival), 0, NULL, (ps[0].val.opval)); }
 
     break;
 
-  case 145:
-#line 970 "perly.y"
+  case 146:
+#line 975 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 				 op_append_elem(OP_LIST,
 				   op_prepend_elem(OP_LIST, (ps[-1].val.opval), (ps[0].val.opval)), (ps[-4].val.opval)));
@@ -1236,21 +1244,21 @@ case 2:
 
     break;
 
-  case 148:
-#line 985 "perly.y"
+  case 149:
+#line 990 "perly.y"
     { (yyval.opval) = newBINOP(OP_GELEM, 0, (ps[-4].val.opval), scalar((ps[-2].val.opval))); }
 
     break;
 
-  case 149:
-#line 987 "perly.y"
+  case 150:
+#line 992 "perly.y"
     { (yyval.opval) = newBINOP(OP_AELEM, 0, oopsAV((ps[-3].val.opval)), scalar((ps[-1].val.opval)));
 			}
 
     break;
 
-  case 150:
-#line 990 "perly.y"
+  case 151:
+#line 995 "perly.y"
     { (yyval.opval) = newBINOP(OP_AELEM, 0,
 					ref(newAVREF((ps[-4].val.opval)),OP_RV2AV),
 					scalar((ps[-1].val.opval)));
@@ -1258,8 +1266,8 @@ case 2:
 
     break;
 
-  case 151:
-#line 995 "perly.y"
+  case 152:
+#line 1000 "perly.y"
     { (yyval.opval) = newBINOP(OP_AELEM, 0,
 					ref(newAVREF((ps[-3].val.opval)),OP_RV2AV),
 					scalar((ps[-1].val.opval)));
@@ -1267,31 +1275,31 @@ case 2:
 
     break;
 
-  case 152:
-#line 1000 "perly.y"
+  case 153:
+#line 1005 "perly.y"
     { (yyval.opval) = newBINOP(OP_HELEM, 0, oopsHV((ps[-4].val.opval)), jmaybe((ps[-2].val.opval)));
 			}
 
     break;
 
-  case 153:
-#line 1003 "perly.y"
+  case 154:
+#line 1008 "perly.y"
     { (yyval.opval) = newBINOP(OP_HELEM, 0,
 					ref(newHVREF((ps[-5].val.opval)),OP_RV2HV),
 					jmaybe((ps[-2].val.opval))); }
 
     break;
 
-  case 154:
-#line 1007 "perly.y"
+  case 155:
+#line 1012 "perly.y"
     { (yyval.opval) = newBINOP(OP_HELEM, 0,
 					ref(newHVREF((ps[-4].val.opval)),OP_RV2HV),
 					jmaybe((ps[-2].val.opval))); }
 
     break;
 
-  case 155:
-#line 1011 "perly.y"
+  case 156:
+#line 1016 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 				   newCVREF(0, scalar((ps[-3].val.opval))));
 			  if (parser->expect == XBLOCK)
@@ -1300,8 +1308,8 @@ case 2:
 
     break;
 
-  case 156:
-#line 1017 "perly.y"
+  case 157:
+#line 1022 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 				   op_append_elem(OP_LIST, (ps[-1].val.opval),
 				       newCVREF(0, scalar((ps[-4].val.opval)))));
@@ -1311,8 +1319,8 @@ case 2:
 
     break;
 
-  case 157:
-#line 1025 "perly.y"
+  case 158:
+#line 1030 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 				   op_append_elem(OP_LIST, (ps[-1].val.opval),
 					       newCVREF(0, scalar((ps[-3].val.opval)))));
@@ -1322,8 +1330,8 @@ case 2:
 
     break;
 
-  case 158:
-#line 1032 "perly.y"
+  case 159:
+#line 1037 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 				   newCVREF(0, scalar((ps[-2].val.opval))));
 			  if (parser->expect == XBLOCK)
@@ -1332,38 +1340,38 @@ case 2:
 
     break;
 
-  case 159:
-#line 1038 "perly.y"
+  case 160:
+#line 1043 "perly.y"
     { (yyval.opval) = newSLICEOP(0, (ps[-1].val.opval), (ps[-4].val.opval)); }
 
     break;
 
-  case 160:
-#line 1040 "perly.y"
+  case 161:
+#line 1045 "perly.y"
     { (yyval.opval) = newSLICEOP(0, (ps[-1].val.opval), (ps[-3].val.opval)); }
 
     break;
 
-  case 161:
-#line 1042 "perly.y"
+  case 162:
+#line 1047 "perly.y"
     { (yyval.opval) = newSLICEOP(0, (ps[-1].val.opval), NULL); }
 
     break;
 
-  case 162:
-#line 1047 "perly.y"
+  case 163:
+#line 1052 "perly.y"
     { (yyval.opval) = newASSIGNOP(OPf_STACKED, (ps[-2].val.opval), (ps[-1].val.ival), (ps[0].val.opval)); }
 
     break;
 
-  case 163:
-#line 1049 "perly.y"
+  case 164:
+#line 1054 "perly.y"
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
-  case 164:
-#line 1051 "perly.y"
+  case 165:
+#line 1056 "perly.y"
     {   if ((ps[-1].val.ival) != OP_REPEAT)
 				scalar((ps[-2].val.opval));
 			    (yyval.opval) = newBINOP((ps[-1].val.ival), 0, (ps[-2].val.opval), scalar((ps[0].val.opval)));
@@ -1371,184 +1379,184 @@ case 2:
 
     break;
 
-  case 165:
-#line 1056 "perly.y"
-    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
-
-    break;
-
   case 166:
-#line 1058 "perly.y"
+#line 1061 "perly.y"
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 167:
-#line 1060 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1063 "perly.y"
+    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 168:
-#line 1062 "perly.y"
+#line 1065 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 169:
-#line 1064 "perly.y"
-    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
+#line 1067 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 170:
-#line 1066 "perly.y"
+#line 1069 "perly.y"
     { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 171:
-#line 1068 "perly.y"
-    { (yyval.opval) = newRANGE((ps[-1].val.ival), scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
+#line 1071 "perly.y"
+    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 172:
-#line 1070 "perly.y"
-    { (yyval.opval) = newLOGOP(OP_AND, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1073 "perly.y"
+    { (yyval.opval) = newRANGE((ps[-1].val.ival), scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 173:
-#line 1072 "perly.y"
-    { (yyval.opval) = newLOGOP(OP_OR, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1075 "perly.y"
+    { (yyval.opval) = newLOGOP(OP_AND, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 174:
-#line 1074 "perly.y"
-    { (yyval.opval) = newLOGOP(OP_DOR, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1077 "perly.y"
+    { (yyval.opval) = newLOGOP(OP_OR, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 175:
-#line 1076 "perly.y"
-    { (yyval.opval) = bind_match((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1079 "perly.y"
+    { (yyval.opval) = newLOGOP(OP_DOR, 0, (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 176:
-#line 1080 "perly.y"
-    { (yyval.opval) = cmpchain_finish((ps[0].val.opval)); }
+#line 1081 "perly.y"
+    { (yyval.opval) = bind_match((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 177:
-#line 1082 "perly.y"
-    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
+#line 1085 "perly.y"
+    { (yyval.opval) = cmpchain_finish((ps[0].val.opval)); }
 
     break;
 
   case 178:
-#line 1084 "perly.y"
-    { yyerror("syntax error"); YYERROR; }
+#line 1087 "perly.y"
+    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 179:
-#line 1086 "perly.y"
+#line 1089 "perly.y"
     { yyerror("syntax error"); YYERROR; }
 
     break;
 
   case 180:
-#line 1090 "perly.y"
-    { (yyval.opval) = cmpchain_start((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1091 "perly.y"
+    { yyerror("syntax error"); YYERROR; }
 
     break;
 
   case 181:
-#line 1092 "perly.y"
-    { (yyval.opval) = cmpchain_extend((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1095 "perly.y"
+    { (yyval.opval) = cmpchain_start((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 182:
-#line 1096 "perly.y"
-    { (yyval.opval) = cmpchain_finish((ps[0].val.opval)); }
+#line 1097 "perly.y"
+    { (yyval.opval) = cmpchain_extend((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 183:
-#line 1098 "perly.y"
-    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
+#line 1101 "perly.y"
+    { (yyval.opval) = cmpchain_finish((ps[0].val.opval)); }
 
     break;
 
   case 184:
-#line 1100 "perly.y"
-    { yyerror("syntax error"); YYERROR; }
+#line 1103 "perly.y"
+    { (yyval.opval) = newBINOP((ps[-1].val.ival), 0, scalar((ps[-2].val.opval)), scalar((ps[0].val.opval))); }
 
     break;
 
   case 185:
-#line 1102 "perly.y"
+#line 1105 "perly.y"
     { yyerror("syntax error"); YYERROR; }
 
     break;
 
   case 186:
-#line 1106 "perly.y"
-    { (yyval.opval) = cmpchain_start((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1107 "perly.y"
+    { yyerror("syntax error"); YYERROR; }
 
     break;
 
   case 187:
-#line 1108 "perly.y"
-    { (yyval.opval) = cmpchain_extend((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
+#line 1111 "perly.y"
+    { (yyval.opval) = cmpchain_start((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 188:
 #line 1113 "perly.y"
-    { (yyval.opval) = newUNOP(OP_NEGATE, 0, scalar((ps[0].val.opval))); }
+    { (yyval.opval) = cmpchain_extend((ps[-1].val.ival), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 189:
-#line 1115 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1118 "perly.y"
+    { (yyval.opval) = newUNOP(OP_NEGATE, 0, scalar((ps[0].val.opval))); }
 
     break;
 
   case 190:
-#line 1118 "perly.y"
-    { (yyval.opval) = newUNOP(OP_NOT, 0, scalar((ps[0].val.opval))); }
+#line 1120 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 191:
-#line 1120 "perly.y"
-    { (yyval.opval) = newUNOP((ps[-1].val.ival), 0, scalar((ps[0].val.opval))); }
+#line 1123 "perly.y"
+    { (yyval.opval) = newUNOP(OP_NOT, 0, scalar((ps[0].val.opval))); }
 
     break;
 
   case 192:
-#line 1122 "perly.y"
+#line 1125 "perly.y"
+    { (yyval.opval) = newUNOP((ps[-1].val.ival), 0, scalar((ps[0].val.opval))); }
+
+    break;
+
+  case 193:
+#line 1127 "perly.y"
     { (yyval.opval) = newUNOP(OP_POSTINC, 0,
 					op_lvalue(scalar((ps[-1].val.opval)), OP_POSTINC)); }
 
     break;
 
-  case 193:
-#line 1125 "perly.y"
+  case 194:
+#line 1130 "perly.y"
     { (yyval.opval) = newUNOP(OP_POSTDEC, 0,
 					op_lvalue(scalar((ps[-1].val.opval)), OP_POSTDEC));}
 
     break;
 
-  case 194:
-#line 1128 "perly.y"
+  case 195:
+#line 1133 "perly.y"
     { (yyval.opval) = op_convert_list(OP_JOIN, 0,
 				       op_append_elem(
 					OP_LIST,
@@ -1562,156 +1570,156 @@ case 2:
 
     break;
 
-  case 195:
-#line 1139 "perly.y"
+  case 196:
+#line 1144 "perly.y"
     { (yyval.opval) = newUNOP(OP_PREINC, 0,
 					op_lvalue(scalar((ps[0].val.opval)), OP_PREINC)); }
 
     break;
 
-  case 196:
-#line 1142 "perly.y"
+  case 197:
+#line 1147 "perly.y"
     { (yyval.opval) = newUNOP(OP_PREDEC, 0,
 					op_lvalue(scalar((ps[0].val.opval)), OP_PREDEC)); }
 
     break;
 
-  case 197:
-#line 1149 "perly.y"
+  case 198:
+#line 1154 "perly.y"
     { (yyval.opval) = newANONLIST((ps[-1].val.opval)); }
 
     break;
 
-  case 198:
-#line 1151 "perly.y"
+  case 199:
+#line 1156 "perly.y"
     { (yyval.opval) = newANONLIST(NULL);}
 
     break;
 
-  case 199:
-#line 1153 "perly.y"
+  case 200:
+#line 1158 "perly.y"
     { (yyval.opval) = newANONHASH((ps[-2].val.opval)); }
 
     break;
 
-  case 200:
-#line 1155 "perly.y"
+  case 201:
+#line 1160 "perly.y"
     { (yyval.opval) = newANONHASH(NULL); }
 
     break;
 
-  case 201:
-#line 1157 "perly.y"
+  case 202:
+#line 1162 "perly.y"
     { SvREFCNT_inc_simple_void(PL_compcv);
 			  (yyval.opval) = newANONATTRSUB((ps[-3].val.ival), (ps[-2].val.opval), (ps[-1].val.opval), (ps[0].val.opval)); }
 
     break;
 
-  case 202:
-#line 1160 "perly.y"
+  case 203:
+#line 1165 "perly.y"
     { SvREFCNT_inc_simple_void(PL_compcv);
 			  (yyval.opval) = newANONATTRSUB((ps[-2].val.ival), NULL, (ps[-1].val.opval), (ps[0].val.opval)); }
 
     break;
 
-  case 203:
-#line 1166 "perly.y"
+  case 204:
+#line 1171 "perly.y"
     { (yyval.opval) = dofile((ps[0].val.opval), (ps[-1].val.ival));}
 
     break;
 
-  case 204:
-#line 1168 "perly.y"
+  case 205:
+#line 1173 "perly.y"
     { (yyval.opval) = newUNOP(OP_NULL, OPf_SPECIAL, op_scope((ps[0].val.opval)));}
 
     break;
 
-  case 209:
-#line 1176 "perly.y"
-    { (yyval.opval) = newCONDOP(0, (ps[-4].val.opval), (ps[-2].val.opval), (ps[0].val.opval)); }
-
-    break;
-
   case 210:
-#line 1178 "perly.y"
-    { (yyval.opval) = newUNOP(OP_REFGEN, 0, (ps[0].val.opval)); }
+#line 1181 "perly.y"
+    { (yyval.opval) = newCONDOP(0, (ps[-4].val.opval), (ps[-2].val.opval), (ps[0].val.opval)); }
 
     break;
 
   case 211:
-#line 1180 "perly.y"
-    { (yyval.opval) = newUNOP(OP_REFGEN, 0, localize((ps[0].val.opval),1)); }
+#line 1183 "perly.y"
+    { (yyval.opval) = newUNOP(OP_REFGEN, 0, (ps[0].val.opval)); }
 
     break;
 
   case 212:
-#line 1182 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1185 "perly.y"
+    { (yyval.opval) = newUNOP(OP_REFGEN, 0, localize((ps[0].val.opval),1)); }
 
     break;
 
   case 213:
-#line 1184 "perly.y"
-    { (yyval.opval) = localize((ps[0].val.opval),0); }
+#line 1187 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 214:
-#line 1186 "perly.y"
-    { (yyval.opval) = sawparens((ps[-1].val.opval)); }
+#line 1189 "perly.y"
+    { (yyval.opval) = localize((ps[0].val.opval),0); }
 
     break;
 
   case 215:
-#line 1188 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1191 "perly.y"
+    { (yyval.opval) = sawparens((ps[-1].val.opval)); }
 
     break;
 
   case 216:
-#line 1190 "perly.y"
-    { (yyval.opval) = sawparens(newNULLLIST()); }
+#line 1193 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 217:
-#line 1192 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1195 "perly.y"
+    { (yyval.opval) = sawparens(newNULLLIST()); }
 
     break;
 
   case 218:
-#line 1194 "perly.y"
+#line 1197 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 219:
-#line 1196 "perly.y"
+#line 1199 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 220:
-#line 1198 "perly.y"
+#line 1201 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 221:
-#line 1200 "perly.y"
-    { (yyval.opval) = newUNOP(OP_AV2ARYLEN, 0, ref((ps[0].val.opval), OP_AV2ARYLEN));}
+#line 1203 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 222:
-#line 1202 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1205 "perly.y"
+    { (yyval.opval) = newUNOP(OP_AV2ARYLEN, 0, ref((ps[0].val.opval), OP_AV2ARYLEN));}
 
     break;
 
   case 223:
-#line 1204 "perly.y"
+#line 1207 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
+
+    break;
+
+  case 224:
+#line 1209 "perly.y"
     { (yyval.opval) = op_prepend_elem(OP_ASLICE,
 				newOP(OP_PUSHMARK, 0),
 				    newLISTOP(OP_ASLICE, 0,
@@ -1724,8 +1732,8 @@ case 2:
 
     break;
 
-  case 224:
-#line 1214 "perly.y"
+  case 225:
+#line 1219 "perly.y"
     { (yyval.opval) = op_prepend_elem(OP_KVASLICE,
 				newOP(OP_PUSHMARK, 0),
 				    newLISTOP(OP_KVASLICE, 0,
@@ -1738,8 +1746,8 @@ case 2:
 
     break;
 
-  case 225:
-#line 1224 "perly.y"
+  case 226:
+#line 1229 "perly.y"
     { (yyval.opval) = op_prepend_elem(OP_HSLICE,
 				newOP(OP_PUSHMARK, 0),
 				    newLISTOP(OP_HSLICE, 0,
@@ -1752,8 +1760,8 @@ case 2:
 
     break;
 
-  case 226:
-#line 1234 "perly.y"
+  case 227:
+#line 1239 "perly.y"
     { (yyval.opval) = op_prepend_elem(OP_KVHSLICE,
 				newOP(OP_PUSHMARK, 0),
 				    newLISTOP(OP_KVHSLICE, 0,
@@ -1766,27 +1774,27 @@ case 2:
 
     break;
 
-  case 227:
-#line 1244 "perly.y"
+  case 228:
+#line 1249 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 228:
-#line 1246 "perly.y"
+  case 229:
+#line 1251 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, 0, scalar((ps[0].val.opval))); }
 
     break;
 
-  case 229:
-#line 1248 "perly.y"
+  case 230:
+#line 1253 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED, scalar((ps[-2].val.opval)));
 			}
 
     break;
 
-  case 230:
-#line 1251 "perly.y"
+  case 231:
+#line 1256 "perly.y"
     {
 			  (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 				op_append_elem(OP_LIST, (ps[-1].val.opval), scalar((ps[-3].val.opval))));
@@ -1794,153 +1802,153 @@ case 2:
 
     break;
 
-  case 231:
-#line 1256 "perly.y"
+  case 232:
+#line 1261 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 			    op_append_elem(OP_LIST, (ps[0].val.opval), scalar((ps[-1].val.opval))));
 			}
 
     break;
 
-  case 232:
-#line 1260 "perly.y"
+  case 233:
+#line 1265 "perly.y"
     { (yyval.opval) = newSVREF((ps[-3].val.opval)); }
 
     break;
 
-  case 233:
-#line 1262 "perly.y"
+  case 234:
+#line 1267 "perly.y"
     { (yyval.opval) = newAVREF((ps[-3].val.opval)); }
 
     break;
 
-  case 234:
-#line 1264 "perly.y"
+  case 235:
+#line 1269 "perly.y"
     { (yyval.opval) = newHVREF((ps[-3].val.opval)); }
 
     break;
 
-  case 235:
-#line 1266 "perly.y"
+  case 236:
+#line 1271 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, 0,
 				       scalar(newCVREF((ps[-1].val.ival),(ps[-3].val.opval)))); }
 
     break;
 
-  case 236:
-#line 1269 "perly.y"
+  case 237:
+#line 1274 "perly.y"
     { (yyval.opval) = newGVREF(0,(ps[-3].val.opval)); }
 
     break;
 
-  case 237:
-#line 1271 "perly.y"
+  case 238:
+#line 1276 "perly.y"
     { (yyval.opval) = newOP((ps[0].val.ival), OPf_SPECIAL);
 			    PL_hints |= HINT_BLOCK_SCOPE; }
 
     break;
 
-  case 238:
-#line 1274 "perly.y"
+  case 239:
+#line 1279 "perly.y"
     { (yyval.opval) = newLOOPEX((ps[-1].val.ival),(ps[0].val.opval)); }
 
     break;
 
-  case 239:
-#line 1276 "perly.y"
+  case 240:
+#line 1281 "perly.y"
     { (yyval.opval) = newUNOP(OP_NOT, 0, scalar((ps[0].val.opval))); }
 
     break;
 
-  case 240:
-#line 1278 "perly.y"
+  case 241:
+#line 1283 "perly.y"
     { (yyval.opval) = newOP((ps[0].val.ival), 0); }
 
     break;
 
-  case 241:
-#line 1280 "perly.y"
+  case 242:
+#line 1285 "perly.y"
     { (yyval.opval) = newUNOP((ps[-1].val.ival), 0, (ps[0].val.opval)); }
 
     break;
 
-  case 242:
-#line 1282 "perly.y"
+  case 243:
+#line 1287 "perly.y"
     { (yyval.opval) = newUNOP((ps[-1].val.ival), 0, (ps[0].val.opval)); }
 
     break;
 
-  case 243:
-#line 1284 "perly.y"
+  case 244:
+#line 1289 "perly.y"
     { (yyval.opval) = newOP(OP_REQUIRE, (ps[0].val.ival) ? OPf_SPECIAL : 0); }
 
     break;
 
-  case 244:
-#line 1286 "perly.y"
+  case 245:
+#line 1291 "perly.y"
     { (yyval.opval) = newUNOP(OP_REQUIRE, (ps[-1].val.ival) ? OPf_SPECIAL : 0, (ps[0].val.opval)); }
 
     break;
 
-  case 245:
-#line 1288 "perly.y"
+  case 246:
+#line 1293 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED, scalar((ps[0].val.opval))); }
 
     break;
 
-  case 246:
-#line 1290 "perly.y"
+  case 247:
+#line 1295 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED,
 			    op_append_elem(OP_LIST, (ps[0].val.opval), scalar((ps[-1].val.opval)))); }
 
     break;
 
-  case 247:
-#line 1293 "perly.y"
+  case 248:
+#line 1298 "perly.y"
     { (yyval.opval) = newOP((ps[0].val.ival), 0); }
 
     break;
 
-  case 248:
-#line 1295 "perly.y"
+  case 249:
+#line 1300 "perly.y"
     { (yyval.opval) = newOP((ps[-2].val.ival), 0);}
 
     break;
 
-  case 249:
-#line 1297 "perly.y"
+  case 250:
+#line 1302 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
-  case 250:
-#line 1299 "perly.y"
+  case 251:
+#line 1304 "perly.y"
     { (yyval.opval) = (ps[-2].val.opval); }
 
     break;
 
-  case 251:
-#line 1301 "perly.y"
+  case 252:
+#line 1306 "perly.y"
     { (yyval.opval) = newUNOP(OP_ENTERSUB, OPf_STACKED, scalar((ps[0].val.opval))); }
 
     break;
 
-  case 252:
-#line 1303 "perly.y"
+  case 253:
+#line 1308 "perly.y"
     { (yyval.opval) = ((ps[-2].val.ival) == OP_NOT)
                           ? newUNOP((ps[-2].val.ival), 0, newSVOP(OP_CONST, 0, newSViv(0)))
                           : newOP((ps[-2].val.ival), OPf_SPECIAL); }
 
     break;
 
-  case 253:
-#line 1307 "perly.y"
+  case 254:
+#line 1312 "perly.y"
     { (yyval.opval) = newUNOP((ps[-3].val.ival), 0, (ps[-1].val.opval)); }
 
     break;
 
-  case 254:
-#line 1309 "perly.y"
+  case 255:
+#line 1314 "perly.y"
     {
 			    if (   (ps[0].val.opval)->op_type != OP_TRANS
 			        && (ps[0].val.opval)->op_type != OP_TRANSR
@@ -1954,186 +1962,186 @@ case 2:
 
     break;
 
-  case 255:
-#line 1320 "perly.y"
+  case 256:
+#line 1325 "perly.y"
     { (yyval.opval) = pmruntime((ps[-5].val.opval), (ps[-2].val.opval), (ps[-1].val.opval), 1, (ps[-4].val.ival)); }
 
     break;
 
-  case 259:
-#line 1328 "perly.y"
-    { (yyval.opval) = my_attrs((ps[-1].val.opval),(ps[0].val.opval)); }
-
-    break;
-
   case 260:
-#line 1330 "perly.y"
-    { (yyval.opval) = localize((ps[0].val.opval),1); }
+#line 1333 "perly.y"
+    { (yyval.opval) = my_attrs((ps[-1].val.opval),(ps[0].val.opval)); }
 
     break;
 
   case 261:
-#line 1332 "perly.y"
-    { (yyval.opval) = newUNOP(OP_REFGEN, 0, my_attrs((ps[-1].val.opval),(ps[0].val.opval))); }
+#line 1335 "perly.y"
+    { (yyval.opval) = localize((ps[0].val.opval),1); }
 
     break;
 
   case 262:
 #line 1337 "perly.y"
-    { (yyval.opval) = sawparens((ps[-1].val.opval)); }
+    { (yyval.opval) = newUNOP(OP_REFGEN, 0, my_attrs((ps[-1].val.opval),(ps[0].val.opval))); }
 
     break;
 
   case 263:
-#line 1339 "perly.y"
-    { (yyval.opval) = sawparens(newNULLLIST()); }
+#line 1342 "perly.y"
+    { (yyval.opval) = sawparens((ps[-1].val.opval)); }
 
     break;
 
   case 264:
-#line 1342 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1344 "perly.y"
+    { (yyval.opval) = sawparens(newNULLLIST()); }
 
     break;
 
   case 265:
-#line 1344 "perly.y"
+#line 1347 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 266:
-#line 1346 "perly.y"
+#line 1349 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 267:
 #line 1351 "perly.y"
-    { (yyval.opval) = NULL; }
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 268:
-#line 1353 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1356 "perly.y"
+    { (yyval.opval) = NULL; }
 
     break;
 
   case 269:
-#line 1357 "perly.y"
-    { (yyval.opval) = NULL; }
+#line 1358 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 270:
-#line 1359 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1362 "perly.y"
+    { (yyval.opval) = NULL; }
 
     break;
 
   case 271:
-#line 1363 "perly.y"
-    { (yyval.opval) = NULL; }
+#line 1364 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
 
     break;
 
   case 272:
-#line 1365 "perly.y"
-    { (yyval.opval) = (ps[0].val.opval); }
+#line 1368 "perly.y"
+    { (yyval.opval) = NULL; }
 
     break;
 
   case 273:
-#line 1371 "perly.y"
+#line 1370 "perly.y"
+    { (yyval.opval) = (ps[0].val.opval); }
+
+    break;
+
+  case 274:
+#line 1376 "perly.y"
     { parser->in_my = 0; (yyval.opval) = my((ps[0].val.opval)); }
 
     break;
 
-  case 281:
-#line 1388 "perly.y"
+  case 282:
+#line 1393 "perly.y"
     { (yyval.opval) = newCVREF((ps[-1].val.ival),(ps[0].val.opval)); }
 
     break;
 
-  case 282:
-#line 1392 "perly.y"
+  case 283:
+#line 1397 "perly.y"
     { (yyval.opval) = newSVREF((ps[0].val.opval)); }
 
     break;
 
-  case 283:
-#line 1396 "perly.y"
+  case 284:
+#line 1401 "perly.y"
     { (yyval.opval) = newAVREF((ps[0].val.opval));
 			  if ((yyval.opval)) (yyval.opval)->op_private |= (ps[-1].val.ival);
 			}
 
     break;
 
-  case 284:
-#line 1402 "perly.y"
+  case 285:
+#line 1407 "perly.y"
     { (yyval.opval) = newHVREF((ps[0].val.opval));
 			  if ((yyval.opval)) (yyval.opval)->op_private |= (ps[-1].val.ival);
 			}
 
     break;
 
-  case 285:
-#line 1408 "perly.y"
+  case 286:
+#line 1413 "perly.y"
     { (yyval.opval) = newAVREF((ps[0].val.opval)); }
 
     break;
 
-  case 286:
-#line 1410 "perly.y"
+  case 287:
+#line 1415 "perly.y"
     { (yyval.opval) = newAVREF((ps[-3].val.opval)); }
 
     break;
 
-  case 287:
-#line 1414 "perly.y"
+  case 288:
+#line 1419 "perly.y"
     { (yyval.opval) = newGVREF(0,(ps[0].val.opval)); }
 
     break;
 
-  case 289:
-#line 1419 "perly.y"
+  case 290:
+#line 1424 "perly.y"
     { (yyval.opval) = newAVREF((ps[-2].val.opval)); }
 
     break;
 
-  case 291:
-#line 1424 "perly.y"
+  case 292:
+#line 1429 "perly.y"
     { (yyval.opval) = newHVREF((ps[-2].val.opval)); }
 
     break;
 
-  case 293:
-#line 1429 "perly.y"
+  case 294:
+#line 1434 "perly.y"
     { (yyval.opval) = newGVREF(0,(ps[-2].val.opval)); }
 
     break;
 
-  case 294:
-#line 1434 "perly.y"
+  case 295:
+#line 1439 "perly.y"
     { (yyval.opval) = scalar((ps[0].val.opval)); }
 
     break;
 
-  case 295:
-#line 1436 "perly.y"
+  case 296:
+#line 1441 "perly.y"
     { (yyval.opval) = scalar((ps[0].val.opval)); }
 
     break;
 
-  case 296:
-#line 1438 "perly.y"
+  case 297:
+#line 1443 "perly.y"
     { (yyval.opval) = op_scope((ps[0].val.opval)); }
 
     break;
 
-  case 297:
-#line 1441 "perly.y"
+  case 298:
+#line 1446 "perly.y"
     { (yyval.opval) = (ps[0].val.opval); }
 
     break;
@@ -2144,6 +2152,6 @@ case 2:
     
 
 /* Generated from:
- * 427b422b0ce1154d834dc461973a3254729575694f98ab600032f67ccab7b9e5 perly.y
+ * 3759c9ee4ef2ae2879c32641e36adc50c85c0dc40dd6283752cdcac7e736fa5f perly.y
  * acf1cbfd2545faeaaa58b1cf0cf9d7f98b5be0752eb7a54528ef904a9e2e1ca7 regen_perly.pl
  * ex: set ro: */