diff options
Diffstat (limited to 'Source/LexerParser/cmExprParser.cxx')
| -rw-r--r-- | Source/LexerParser/cmExprParser.cxx | 137 |
1 files changed, 72 insertions, 65 deletions
diff --git a/Source/LexerParser/cmExprParser.cxx b/Source/LexerParser/cmExprParser.cxx index 67664a5..cbb8078 100644 --- a/Source/LexerParser/cmExprParser.cxx +++ b/Source/LexerParser/cmExprParser.cxx @@ -89,6 +89,7 @@ Modify cmExprParser.cxx: #include <stdlib.h> #include <string.h> +#include <stdexcept> /*-------------------------------------------------------------------------*/ #define YYDEBUG 1 @@ -108,7 +109,7 @@ static void cmExpr_yyerror(yyscan_t yyscanner, const char* message); # pragma warning (disable: 4065) /* Switch statement contains default but no case. */ #endif -#line 112 "cmExprParser.cxx" /* yacc.c:339 */ +#line 113 "cmExprParser.cxx" /* yacc.c:339 */ # ifndef YY_NULLPTR # if defined __cplusplus && 201103L <= __cplusplus @@ -156,7 +157,8 @@ extern int cmExpr_yydebug; exp_AND = 268, exp_XOR = 269, exp_NOT = 270, - exp_NUMBER = 271 + exp_NUMBER = 271, + exp_UNEXPECTED = 272 }; #endif /* Tokens. */ @@ -174,6 +176,7 @@ extern int cmExpr_yydebug; #define exp_XOR 269 #define exp_NOT 270 #define exp_NUMBER 271 +#define exp_UNEXPECTED 272 /* Value type. */ @@ -185,7 +188,7 @@ int cmExpr_yyparse (yyscan_t yyscanner); /* Copy the second part of user declarations. */ -#line 189 "cmExprParser.cxx" /* yacc.c:358 */ +#line 192 "cmExprParser.cxx" /* yacc.c:358 */ #ifdef short # undef short @@ -430,7 +433,7 @@ union yyalloc #define YYLAST 30 /* YYNTOKENS -- Number of terminals. */ -#define YYNTOKENS 17 +#define YYNTOKENS 18 /* YYNNTS -- Number of nonterminals. */ #define YYNNTS 10 /* YYNRULES -- Number of rules. */ @@ -441,7 +444,7 @@ union yyalloc /* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned by yylex, with out-of-bounds checking. */ #define YYUNDEFTOK 2 -#define YYMAXUTOK 271 +#define YYMAXUTOK 272 #define YYTRANSLATE(YYX) \ ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) @@ -477,16 +480,16 @@ static const yytype_uint8 yytranslate[] = 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, - 15, 16 + 15, 16, 17 }; #if YYDEBUG /* YYRLINE[YYN] -- Source line where rule number YYN was defined. */ static const yytype_uint8 yyrline[] = { - 0, 73, 73, 78, 81, 86, 89, 94, 97, 102, - 105, 108, 113, 116, 119, 124, 127, 130, 133, 138, - 141, 144, 149, 152 + 0, 75, 75, 80, 83, 88, 91, 96, 99, 104, + 107, 110, 115, 118, 121, 126, 129, 132, 138, 143, + 146, 149, 154, 157 }; #endif @@ -498,8 +501,9 @@ static const char *const yytname[] = "$end", "error", "$undefined", "exp_PLUS", "exp_MINUS", "exp_TIMES", "exp_DIVIDE", "exp_MOD", "exp_SHIFTLEFT", "exp_SHIFTRIGHT", "exp_OPENPARENT", "exp_CLOSEPARENT", "exp_OR", "exp_AND", "exp_XOR", - "exp_NOT", "exp_NUMBER", "$accept", "start", "exp", "bitwiseor", - "bitwisexor", "bitwiseand", "shift", "term", "unary", "factor", YY_NULLPTR + "exp_NOT", "exp_NUMBER", "\"character\"", "$accept", "start", "exp", + "bitwiseor", "bitwisexor", "bitwiseand", "shift", "term", "unary", + "factor", YY_NULLPTR }; #endif @@ -509,7 +513,7 @@ static const char *const yytname[] = static const yytype_uint16 yytoknum[] = { 0, 256, 257, 258, 259, 260, 261, 262, 263, 264, - 265, 266, 267, 268, 269, 270, 271 + 265, 266, 267, 268, 269, 270, 271, 272 }; # endif @@ -579,18 +583,18 @@ static const yytype_int8 yycheck[] = symbol of state STATE-NUM. */ static const yytype_uint8 yystos[] = { - 0, 3, 4, 10, 16, 18, 19, 20, 21, 22, - 23, 24, 25, 26, 25, 25, 19, 0, 12, 14, - 13, 8, 9, 3, 4, 5, 6, 7, 11, 20, - 21, 22, 23, 23, 24, 24, 25, 25, 25 + 0, 3, 4, 10, 16, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 26, 26, 20, 0, 12, 14, + 13, 8, 9, 3, 4, 5, 6, 7, 11, 21, + 22, 23, 24, 24, 25, 25, 26, 26, 26 }; /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ static const yytype_uint8 yyr1[] = { - 0, 17, 18, 19, 19, 20, 20, 21, 21, 22, - 22, 22, 23, 23, 23, 24, 24, 24, 24, 25, - 25, 25, 26, 26 + 0, 18, 19, 20, 20, 21, 21, 22, 22, 23, + 23, 23, 24, 24, 24, 25, 25, 25, 25, 26, + 26, 26, 27, 27 }; /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN. */ @@ -1281,183 +1285,186 @@ yyreduce: switch (yyn) { case 2: -#line 73 "cmExprParser.y" /* yacc.c:1646 */ +#line 75 "cmExprParser.y" /* yacc.c:1646 */ { cmExpr_yyget_extra(yyscanner)->SetResult((yyvsp[0].Number)); } -#line 1289 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1293 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 3: -#line 78 "cmExprParser.y" /* yacc.c:1646 */ +#line 80 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1297 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1301 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 4: -#line 81 "cmExprParser.y" /* yacc.c:1646 */ +#line 83 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) | (yyvsp[0].Number); } -#line 1305 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1309 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 5: -#line 86 "cmExprParser.y" /* yacc.c:1646 */ +#line 88 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1313 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1317 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 6: -#line 89 "cmExprParser.y" /* yacc.c:1646 */ +#line 91 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) ^ (yyvsp[0].Number); } -#line 1321 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1325 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 7: -#line 94 "cmExprParser.y" /* yacc.c:1646 */ +#line 96 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1329 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1333 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 8: -#line 97 "cmExprParser.y" /* yacc.c:1646 */ +#line 99 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) & (yyvsp[0].Number); } -#line 1337 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1341 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 9: -#line 102 "cmExprParser.y" /* yacc.c:1646 */ +#line 104 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1345 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1349 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 10: -#line 105 "cmExprParser.y" /* yacc.c:1646 */ +#line 107 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) << (yyvsp[0].Number); } -#line 1353 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1357 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 11: -#line 108 "cmExprParser.y" /* yacc.c:1646 */ +#line 110 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) >> (yyvsp[0].Number); } -#line 1361 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1365 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 12: -#line 113 "cmExprParser.y" /* yacc.c:1646 */ +#line 115 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1369 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1373 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 13: -#line 116 "cmExprParser.y" /* yacc.c:1646 */ +#line 118 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) + (yyvsp[0].Number); } -#line 1377 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1381 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 14: -#line 119 "cmExprParser.y" /* yacc.c:1646 */ +#line 121 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) - (yyvsp[0].Number); } -#line 1385 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1389 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 15: -#line 124 "cmExprParser.y" /* yacc.c:1646 */ +#line 126 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1393 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1397 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 16: -#line 127 "cmExprParser.y" /* yacc.c:1646 */ +#line 129 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) * (yyvsp[0].Number); } -#line 1401 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1405 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 17: -#line 130 "cmExprParser.y" /* yacc.c:1646 */ +#line 132 "cmExprParser.y" /* yacc.c:1646 */ { + if (yyvsp[0].Number == 0) { + throw std::overflow_error("divide by zero"); + } (yyval.Number) = (yyvsp[-2].Number) / (yyvsp[0].Number); } -#line 1409 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1416 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 18: -#line 133 "cmExprParser.y" /* yacc.c:1646 */ +#line 138 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-2].Number) % (yyvsp[0].Number); } -#line 1417 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1424 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 19: -#line 138 "cmExprParser.y" /* yacc.c:1646 */ +#line 143 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1425 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1432 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 20: -#line 141 "cmExprParser.y" /* yacc.c:1646 */ +#line 146 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = + (yyvsp[0].Number); } -#line 1433 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1440 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 21: -#line 144 "cmExprParser.y" /* yacc.c:1646 */ +#line 149 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = - (yyvsp[0].Number); } -#line 1441 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1448 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 22: -#line 149 "cmExprParser.y" /* yacc.c:1646 */ +#line 154 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[0].Number); } -#line 1449 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1456 "cmExprParser.cxx" /* yacc.c:1646 */ break; case 23: -#line 152 "cmExprParser.y" /* yacc.c:1646 */ +#line 157 "cmExprParser.y" /* yacc.c:1646 */ { (yyval.Number) = (yyvsp[-1].Number); } -#line 1457 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1464 "cmExprParser.cxx" /* yacc.c:1646 */ break; -#line 1461 "cmExprParser.cxx" /* yacc.c:1646 */ +#line 1468 "cmExprParser.cxx" /* yacc.c:1646 */ default: break; } /* User semantic actions sometimes alter yychar, and that requires @@ -1687,7 +1694,7 @@ yyreturn: #endif return yyresult; } -#line 157 "cmExprParser.y" /* yacc.c:1906 */ +#line 162 "cmExprParser.y" /* yacc.c:1906 */ /* End of grammar */ |