Upgrade to Autoconf 3.68 and Bison 2.4.3. Make a dist.

1 files changed, 185 insertions, 177 deletions

diff --git a/awkgram.c b/awkgram.c
index e3e3bf0b..41a2995c 100644
--- a/awkgram.c
+++ b/awkgram.c
@@ -1,10 +1,9 @@
-
-/* A Bison parser, made by GNU Bison 2.4.1.  */
+/* A Bison parser, made by GNU Bison 2.4.3.  */
 
 /* Skeleton implementation for Bison's Yacc-like parsers in C
    
-      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
-   Free Software Foundation, Inc.
+      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+   2009, 2010 Free Software Foundation, Inc.
    
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -46,7 +45,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.4.1"
+#define YYBISON_VERSION "2.4.3"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -220,7 +219,7 @@ static char builtin_func[] = "@builtin";
 
 
 /* Line 189 of yacc.c  */
-#line 224 "awkgram.c"
+#line 223 "awkgram.c"
 
 /* Enabling traces.  */
 #ifndef YYDEBUG
@@ -366,7 +365,7 @@ typedef int YYSTYPE;
 
 
 /* Line 264 of yacc.c  */
-#line 370 "awkgram.c"
+#line 369 "awkgram.c"
 
 #ifdef short
 # undef short
@@ -416,7 +415,7 @@ typedef short int yytype_int16;
 #define YYSIZE_MAXIMUM ((YYSIZE_T) -1)
 
 #ifndef YY_
-# if YYENABLE_NLS
+# if defined YYENABLE_NLS && YYENABLE_NLS
 #  if ENABLE_NLS
 #   include <libintl.h> /* INFRINGES ON USER NAME SPACE */
 #   define YY_(msgid) dgettext ("bison-runtime", msgid)
@@ -1241,9 +1240,18 @@ static const yytype_uint8 yystos[] =
 
 /* Like YYERROR except do call yyerror.  This remains here temporarily
    to ease the transition to the new meaning of YYERROR, for GCC.
-   Once GCC version 2 has supplanted version 1, this can go.  */
+   Once GCC version 2 has supplanted version 1, this can go.  However,
+   YYFAIL appears to be in use.  Nevertheless, it is formally deprecated
+   in Bison 2.4.2's NEWS entry, where a plan to phase it out is
+   discussed.  */
 
 #define YYFAIL		goto yyerrlab
+#if defined YYFAIL
+  /* This is here to suppress warnings from the GCC cpp's
+     -Wunused-macros.  Normally we don't worry about that warning, but
+     some users do, and we want to make it easy for users to remove
+     YYFAIL uses, which will produce warnings from Bison 2.5.  */
+#endif
 
 #define YYRECOVERING()  (!!yyerrstatus)
 
@@ -1300,7 +1308,7 @@ while (YYID (0))
    we won't break user code: when these are the locations we know.  */
 
 #ifndef YY_LOCATION_PRINT
-# if YYLTYPE_IS_TRIVIAL
+# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
 #  define YY_LOCATION_PRINT(File, Loc)			\
      fprintf (File, "%d.%d-%d.%d",			\
 	      (Loc).first_line, (Loc).first_column,	\
@@ -2030,7 +2038,7 @@ yyreduce:
     {
         case 3:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 218 "awkgram.y"
     {
 		rule = 0;
@@ -2040,7 +2048,7 @@ yyreduce:
 
   case 5:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 224 "awkgram.y"
     {
 		next_sourcefile();
@@ -2049,7 +2057,7 @@ yyreduce:
 
   case 6:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 228 "awkgram.y"
     {
 		rule = 0;
@@ -2063,7 +2071,7 @@ yyreduce:
 
   case 7:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 240 "awkgram.y"
     {
 		(void) append_rule((yyvsp[(1) - (2)]), (yyvsp[(2) - (2)]));
@@ -2072,7 +2080,7 @@ yyreduce:
 
   case 8:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 244 "awkgram.y"
     {
 		if (rule != Rule) {
@@ -2088,7 +2096,7 @@ yyreduce:
 
   case 9:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 255 "awkgram.y"
     {
 		can_return = FALSE;
@@ -2101,7 +2109,7 @@ yyreduce:
 
   case 10:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 263 "awkgram.y"
     {
 		want_source = FALSE;
@@ -2111,7 +2119,7 @@ yyreduce:
 
   case 11:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 271 "awkgram.y"
     {
 		char *src = (yyvsp[(1) - (1)])->lextok;
@@ -2125,35 +2133,35 @@ yyreduce:
 
   case 12:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 280 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 13:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 282 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 14:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 287 "awkgram.y"
     {	(yyval) = NULL; rule = Rule; }
     break;
 
   case 15:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 289 "awkgram.y"
     {	(yyval) = (yyvsp[(1) - (1)]); rule = Rule; }
     break;
 
   case 16:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 291 "awkgram.y"
     {
 		INSTRUCTION *tp;
@@ -2184,7 +2192,7 @@ yyreduce:
 
   case 17:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 317 "awkgram.y"
     {
 		static int begin_seen = 0;
@@ -2199,7 +2207,7 @@ yyreduce:
 
   case 18:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 327 "awkgram.y"
     {
 		static int end_seen = 0;
@@ -2214,7 +2222,7 @@ yyreduce:
 
   case 19:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 337 "awkgram.y"
     {
 		(yyvsp[(1) - (1)])->in_rule = rule = BEGINFILE;
@@ -2225,7 +2233,7 @@ yyreduce:
 
   case 20:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 343 "awkgram.y"
     {
 		(yyvsp[(1) - (1)])->in_rule = rule = ENDFILE;
@@ -2236,7 +2244,7 @@ yyreduce:
 
   case 21:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 352 "awkgram.y"
     {
 		if ((yyvsp[(2) - (5)]) == NULL)
@@ -2248,21 +2256,21 @@ yyreduce:
 
   case 22:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 362 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 23:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 364 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 24:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 366 "awkgram.y"
     {
 		yyerror(_("`%s' is a built-in function, it cannot be redefined"),
@@ -2278,14 +2286,14 @@ yyreduce:
 
   case 25:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 377 "awkgram.y"
     { (yyval) = (yyvsp[(2) - (2)]); }
     break;
 
   case 28:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 387 "awkgram.y"
     {
 		param_counter = 0;
@@ -2295,7 +2303,7 @@ yyreduce:
 
   case 29:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 392 "awkgram.y"
     {
 			NODE *t;
@@ -2317,14 +2325,14 @@ yyreduce:
 
   case 30:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 416 "awkgram.y"
     { ++want_regexp; }
     break;
 
   case 31:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 418 "awkgram.y"
     {
 		  NODE *n, *exp;
@@ -2355,21 +2363,21 @@ yyreduce:
 
   case 32:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 447 "awkgram.y"
     { bcfree((yyvsp[(1) - (1)])); }
     break;
 
   case 34:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 453 "awkgram.y"
     {	(yyval) = NULL; }
     break;
 
   case 35:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 455 "awkgram.y"
     {
 		if ((yyvsp[(2) - (2)]) == NULL)
@@ -2387,28 +2395,28 @@ yyreduce:
 
   case 36:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 468 "awkgram.y"
     {	(yyval) = NULL; }
     break;
 
   case 39:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 478 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 40:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 480 "awkgram.y"
     { (yyval) = (yyvsp[(2) - (3)]); }
     break;
 
   case 41:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 482 "awkgram.y"
     {
 		if (do_profiling)
@@ -2420,7 +2428,7 @@ yyreduce:
 
   case 42:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 489 "awkgram.y"
     {
 		INSTRUCTION *ip;
@@ -2446,7 +2454,7 @@ yyreduce:
 
   case 43:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 510 "awkgram.y"
     { 
 	/*
@@ -2497,7 +2505,7 @@ yyreduce:
 
   case 44:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 556 "awkgram.y"
     {
 	/*
@@ -2545,7 +2553,7 @@ yyreduce:
 
   case 45:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 599 "awkgram.y"
     {
 		INSTRUCTION *ip;
@@ -2660,7 +2668,7 @@ regular_loop:
 
   case 46:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 709 "awkgram.y"
     {
 		(yyval) = mk_for_loop((yyvsp[(1) - (12)]), (yyvsp[(3) - (12)]), (yyvsp[(6) - (12)]), (yyvsp[(9) - (12)]), (yyvsp[(12) - (12)]));
@@ -2672,7 +2680,7 @@ regular_loop:
 
   case 47:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 716 "awkgram.y"
     {
 		(yyval) = mk_for_loop((yyvsp[(1) - (11)]), (yyvsp[(3) - (11)]), (INSTRUCTION *) NULL, (yyvsp[(8) - (11)]), (yyvsp[(11) - (11)]));
@@ -2684,7 +2692,7 @@ regular_loop:
 
   case 48:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 723 "awkgram.y"
     {
 		if (do_profiling)
@@ -2696,7 +2704,7 @@ regular_loop:
 
   case 49:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 733 "awkgram.y"
     { 
 		if (! break_allowed)
@@ -2710,7 +2718,7 @@ regular_loop:
 
   case 50:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 742 "awkgram.y"
     {
 		if (! continue_allowed)
@@ -2724,7 +2732,7 @@ regular_loop:
 
   case 51:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 751 "awkgram.y"
     {
 		if (rule != Rule)
@@ -2736,7 +2744,7 @@ regular_loop:
 
   case 52:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 758 "awkgram.y"
     {
 		static short warned = FALSE;
@@ -2766,7 +2774,7 @@ regular_loop:
 
   case 53:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 783 "awkgram.y"
     {
 		if (rule == END)
@@ -2785,7 +2793,7 @@ regular_loop:
 
   case 54:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 797 "awkgram.y"
     {
 		if (! can_return)
@@ -2795,7 +2803,7 @@ regular_loop:
 
   case 55:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 800 "awkgram.y"
     {
 		if ((yyvsp[(3) - (4)]) == NULL) {
@@ -2809,14 +2817,14 @@ regular_loop:
 
   case 57:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 820 "awkgram.y"
     { in_print = TRUE; in_parens = 0; }
     break;
 
   case 58:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 821 "awkgram.y"
     {
 		/*
@@ -2916,14 +2924,14 @@ regular_loop:
 
   case 59:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 916 "awkgram.y"
     { sub_counter = 0; }
     break;
 
   case 60:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 917 "awkgram.y"
     {
 		char *arr = (yyvsp[(2) - (4)])->lextok;
@@ -2956,7 +2964,7 @@ regular_loop:
 
   case 61:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 949 "awkgram.y"
     {
 		static short warned = FALSE;
@@ -2983,28 +2991,28 @@ regular_loop:
 
   case 62:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 971 "awkgram.y"
     {	(yyval) = optimize_assignment((yyvsp[(1) - (1)])); }
     break;
 
   case 63:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 976 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 64:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 978 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 65:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 983 "awkgram.y"
     {
 			INSTRUCTION *dflt = NULL;
@@ -3058,14 +3066,14 @@ regular_loop:
 
   case 66:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1035 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 67:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1037 "awkgram.y"
     {
 		if ((yyvsp[(1) - (2)]) == NULL) {
@@ -3082,14 +3090,14 @@ regular_loop:
 
   case 68:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1049 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 69:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1054 "awkgram.y"
     {
 		INSTRUCTION *casestmt = (yyvsp[(5) - (5)]);
@@ -3113,7 +3121,7 @@ regular_loop:
 
   case 70:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1073 "awkgram.y"
     {
 		INSTRUCTION *casestmt = (yyvsp[(4) - (4)]);
@@ -3133,7 +3141,7 @@ regular_loop:
 
   case 71:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1091 "awkgram.y"
     {
 		(yyvsp[(1) - (1)])->opcode = Op_K_case;
@@ -3143,7 +3151,7 @@ regular_loop:
 
   case 72:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1096 "awkgram.y"
     { 
 		(yyvsp[(2) - (2)])->memory->numbr = -(force_number((yyvsp[(2) - (2)])->memory));
@@ -3155,7 +3163,7 @@ regular_loop:
 
   case 73:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1103 "awkgram.y"
     {
 		bcfree((yyvsp[(1) - (2)]));
@@ -3166,7 +3174,7 @@ regular_loop:
 
   case 74:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1109 "awkgram.y"
     {
 		(yyvsp[(1) - (1)])->opcode = Op_K_case;
@@ -3176,7 +3184,7 @@ regular_loop:
 
   case 75:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1114 "awkgram.y"
     {
 		(yyvsp[(1) - (1)])->opcode = Op_K_case;
@@ -3186,21 +3194,21 @@ regular_loop:
 
   case 76:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1122 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 77:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1124 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 79:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1134 "awkgram.y"
     {
 		(yyval) = (yyvsp[(2) - (3)]);
@@ -3209,7 +3217,7 @@ regular_loop:
 
   case 80:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1141 "awkgram.y"
     {
 		in_print = FALSE;
@@ -3220,14 +3228,14 @@ regular_loop:
 
   case 81:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1146 "awkgram.y"
     { in_print = FALSE; in_parens = 0; }
     break;
 
   case 82:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1147 "awkgram.y"
     {
 		if ((yyvsp[(1) - (3)])->redir_type == redirect_twoway
@@ -3240,7 +3248,7 @@ regular_loop:
 
   case 83:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1158 "awkgram.y"
     {
 		(yyval) = mk_condition((yyvsp[(3) - (6)]), (yyvsp[(1) - (6)]), (yyvsp[(6) - (6)]), NULL, NULL);
@@ -3249,7 +3257,7 @@ regular_loop:
 
   case 84:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1163 "awkgram.y"
     {
 		(yyval) = mk_condition((yyvsp[(3) - (9)]), (yyvsp[(1) - (9)]), (yyvsp[(6) - (9)]), (yyvsp[(7) - (9)]), (yyvsp[(9) - (9)]));
@@ -3258,14 +3266,14 @@ regular_loop:
 
   case 89:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1180 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 90:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1182 "awkgram.y"
     {
 		bcfree((yyvsp[(1) - (2)]));
@@ -3275,7 +3283,7 @@ regular_loop:
 
   case 93:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1195 "awkgram.y"
     {
 		append_param((yyvsp[(1) - (1)])->lextok);
@@ -3286,7 +3294,7 @@ regular_loop:
 
   case 94:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1201 "awkgram.y"
     {
 		append_param((yyvsp[(3) - (3)])->lextok);
@@ -3298,63 +3306,63 @@ regular_loop:
 
   case 95:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1208 "awkgram.y"
     { /* func_params = NULL; */ }
     break;
 
   case 96:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1210 "awkgram.y"
     { /* func_params = NULL; */ }
     break;
 
   case 97:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1212 "awkgram.y"
     { /* func_params = NULL; */ }
     break;
 
   case 98:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1218 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 99:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1220 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 100:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1225 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 101:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1227 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 102:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1232 "awkgram.y"
     {	(yyval) = mk_expression_list(NULL, (yyvsp[(1) - (1)])); }
     break;
 
   case 103:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1234 "awkgram.y"
     {
 		(yyval) = mk_expression_list((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]));
@@ -3364,35 +3372,35 @@ regular_loop:
 
   case 104:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1239 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 105:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1241 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 106:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1243 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 107:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1245 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 108:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1251 "awkgram.y"
     {
 		if (do_lint && (yyvsp[(3) - (3)])->lasti->opcode == Op_match_rec)
@@ -3403,21 +3411,21 @@ regular_loop:
 
   case 109:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1257 "awkgram.y"
     {	(yyval) = mk_boolean((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 110:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1259 "awkgram.y"
     {	(yyval) = mk_boolean((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 111:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1261 "awkgram.y"
     {
 		if ((yyvsp[(1) - (3)])->lasti->opcode == Op_match_rec)
@@ -3437,7 +3445,7 @@ regular_loop:
 
   case 112:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1276 "awkgram.y"
     {
 		if (do_lint_old)
@@ -3451,7 +3459,7 @@ regular_loop:
 
   case 113:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1285 "awkgram.y"
     {
 		if (do_lint && (yyvsp[(3) - (3)])->lasti->opcode == Op_match_rec)
@@ -3462,35 +3470,35 @@ regular_loop:
 
   case 114:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1291 "awkgram.y"
     { (yyval) = mk_condition((yyvsp[(1) - (5)]), (yyvsp[(2) - (5)]), (yyvsp[(3) - (5)]), (yyvsp[(4) - (5)]), (yyvsp[(5) - (5)])); }
     break;
 
   case 115:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1293 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 116:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1298 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 117:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1300 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 118:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1302 "awkgram.y"
     {	
 		(yyvsp[(2) - (2)])->opcode = Op_assign_quotient;
@@ -3500,49 +3508,49 @@ regular_loop:
 
   case 119:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1310 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 120:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1312 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 121:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1317 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 122:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1319 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 123:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1324 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 124:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1326 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 125:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1328 "awkgram.y"
     {
 		int count = 2;
@@ -3592,49 +3600,49 @@ regular_loop:
 
   case 127:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1378 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 128:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1380 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 129:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1382 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 130:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1384 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 131:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1386 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 132:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1388 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 133:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1390 "awkgram.y"
     {
 		/*
@@ -3660,7 +3668,7 @@ regular_loop:
 
   case 134:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1411 "awkgram.y"
     {
 		(yyvsp[(2) - (2)])->opcode = Op_postincrement;
@@ -3670,7 +3678,7 @@ regular_loop:
 
   case 135:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1416 "awkgram.y"
     {
 		(yyvsp[(2) - (2)])->opcode = Op_postdecrement;
@@ -3680,7 +3688,7 @@ regular_loop:
 
   case 136:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1421 "awkgram.y"
     {
 		if (do_lint_old) {
@@ -3703,7 +3711,7 @@ regular_loop:
 
   case 137:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1444 "awkgram.y"
     {
 		  (yyval) = mk_getline((yyvsp[(3) - (4)]), (yyvsp[(4) - (4)]), (yyvsp[(1) - (4)]), (yyvsp[(2) - (4)])->redir_type);
@@ -3713,49 +3721,49 @@ regular_loop:
 
   case 138:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1450 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 139:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1452 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 140:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1454 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 141:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1456 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 142:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1458 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 143:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1460 "awkgram.y"
     { (yyval) = mk_binary((yyvsp[(1) - (3)]), (yyvsp[(3) - (3)]), (yyvsp[(2) - (3)])); }
     break;
 
   case 144:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1465 "awkgram.y"
     {
 		(yyval) = list_create((yyvsp[(1) - (1)]));
@@ -3764,7 +3772,7 @@ regular_loop:
 
   case 145:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1469 "awkgram.y"
     {
 		if ((yyvsp[(2) - (2)])->opcode == Op_match_rec) {
@@ -3809,14 +3817,14 @@ regular_loop:
 
   case 146:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1509 "awkgram.y"
     { (yyval) = (yyvsp[(2) - (3)]); }
     break;
 
   case 147:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1511 "awkgram.y"
     {
 		(yyval) = snode((yyvsp[(3) - (4)]), (yyvsp[(1) - (4)]));
@@ -3827,7 +3835,7 @@ regular_loop:
 
   case 148:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1517 "awkgram.y"
     {
 		(yyval) = snode((yyvsp[(3) - (4)]), (yyvsp[(1) - (4)]));
@@ -3838,7 +3846,7 @@ regular_loop:
 
   case 149:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1523 "awkgram.y"
     {
 		static short warned1 = FALSE;
@@ -3855,7 +3863,7 @@ regular_loop:
 
   case 152:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1537 "awkgram.y"
     {
 		(yyvsp[(1) - (2)])->opcode = Op_preincrement;
@@ -3865,7 +3873,7 @@ regular_loop:
 
   case 153:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1542 "awkgram.y"
     {
 		(yyvsp[(1) - (2)])->opcode = Op_predecrement;
@@ -3875,7 +3883,7 @@ regular_loop:
 
   case 154:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1547 "awkgram.y"
     {
 		(yyval) = list_create((yyvsp[(1) - (1)]));
@@ -3884,7 +3892,7 @@ regular_loop:
 
   case 155:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1551 "awkgram.y"
     {
 		(yyval) = list_create((yyvsp[(1) - (1)]));
@@ -3893,7 +3901,7 @@ regular_loop:
 
   case 156:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1555 "awkgram.y"
     {
 		if ((yyvsp[(2) - (2)])->lasti->opcode == Op_push_i
@@ -3910,7 +3918,7 @@ regular_loop:
 
   case 157:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1567 "awkgram.y"
     {
 	    /*
@@ -3925,7 +3933,7 @@ regular_loop:
 
   case 158:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1580 "awkgram.y"
     {
 		func_use((yyvsp[(1) - (1)])->lasti->func_name, FUNC_USE);
@@ -3935,7 +3943,7 @@ regular_loop:
 
   case 159:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1585 "awkgram.y"
     {
 		/* indirect function call */
@@ -3973,7 +3981,7 @@ regular_loop:
 
   case 160:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1621 "awkgram.y"
     {
 		param_sanity((yyvsp[(3) - (4)]));
@@ -3992,42 +4000,42 @@ regular_loop:
 
   case 161:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1638 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 162:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1640 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 163:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1645 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 164:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1647 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (2)]); }
     break;
 
   case 165:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1652 "awkgram.y"
     {	(yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 166:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1654 "awkgram.y"
     {
 		(yyval) = list_merge((yyvsp[(1) - (2)]), (yyvsp[(2) - (2)]));
@@ -4036,7 +4044,7 @@ regular_loop:
 
   case 167:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1661 "awkgram.y"
     {
 		INSTRUCTION *ip = (yyvsp[(1) - (1)])->lasti; 
@@ -4055,7 +4063,7 @@ regular_loop:
 
   case 168:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1678 "awkgram.y"
     {
 		INSTRUCTION *t = (yyvsp[(2) - (3)]);
@@ -4074,14 +4082,14 @@ regular_loop:
 
   case 169:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1695 "awkgram.y"
     {	(yyval) = (yyvsp[(1) - (1)]); }
     break;
 
   case 170:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1697 "awkgram.y"
     {
 		(yyval) = list_merge((yyvsp[(1) - (2)]), (yyvsp[(2) - (2)]));
@@ -4090,14 +4098,14 @@ regular_loop:
 
   case 171:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1704 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (2)]); }
     break;
 
   case 172:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1709 "awkgram.y"
     {
 		char *var_name = (yyvsp[(1) - (1)])->lextok;
@@ -4110,7 +4118,7 @@ regular_loop:
 
   case 173:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1717 "awkgram.y"
     {
 		NODE *n;
@@ -4126,7 +4134,7 @@ regular_loop:
 
   case 174:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1731 "awkgram.y"
     {
 		INSTRUCTION *ip = (yyvsp[(1) - (1)])->nexti;
@@ -4143,7 +4151,7 @@ regular_loop:
 
   case 175:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1743 "awkgram.y"
     {
 		(yyval) = list_append((yyvsp[(2) - (3)]), (yyvsp[(1) - (3)]));
@@ -4154,7 +4162,7 @@ regular_loop:
 
   case 176:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1752 "awkgram.y"
     {
 		(yyvsp[(1) - (1)])->opcode = Op_postincrement;
@@ -4163,7 +4171,7 @@ regular_loop:
 
   case 177:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1756 "awkgram.y"
     {
 		(yyvsp[(1) - (1)])->opcode = Op_postdecrement;
@@ -4172,50 +4180,50 @@ regular_loop:
 
   case 178:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1759 "awkgram.y"
     { (yyval) = NULL; }
     break;
 
   case 180:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1767 "awkgram.y"
     { yyerrok; }
     break;
 
   case 181:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1771 "awkgram.y"
     { yyerrok; }
     break;
 
   case 184:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1780 "awkgram.y"
     { yyerrok; }
     break;
 
   case 185:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1784 "awkgram.y"
     { (yyval) = (yyvsp[(1) - (1)]); yyerrok; }
     break;
 
   case 186:
 
-/* Line 1455 of yacc.c  */
+/* Line 1464 of yacc.c  */
 #line 1788 "awkgram.y"
     { yyerrok; }
     break;
 
 
 
-/* Line 1455 of yacc.c  */
-#line 4231 "awkgram.c"
+/* Line 1464 of yacc.c  */
+#line 4239 "awkgram.c"
       default: break;
     }
   YY_SYMBOL_PRINT ("-> $$ =", yyr1[yyn], &yyval, &yyloc);
@@ -4426,7 +4434,7 @@ yyreturn:
 
 
 
-/* Line 1675 of yacc.c  */
+/* Line 1684 of yacc.c  */
 #line 1790 "awkgram.y"