X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/d5e8574bf681b11db872279b1648bf6cc5095c9f..00cebd11d48e07065cd012929d96085cfe37d07b:/tests/named-refs.at diff --git a/tests/named-refs.at b/tests/named-refs.at index 8374cc4b..f8df417d 100644 --- a/tests/named-refs.at +++ b/tests/named-refs.at @@ -1,6 +1,6 @@ # Named references test. -*- Autotest -*- -# Copyright (C) 2009 Free Software Foundation, Inc. +# Copyright (C) 2009-2015 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 @@ -15,13 +15,15 @@ # You should have received a copy of the GNU General Public License # along with this program. If not, see . +# FIXME: Duplication with calc.at. AT_BANNER([[Named references tests.]]) AT_SETUP([Tutorial calculator]) - +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([test.y], [[ %{ +#include #include #include #include @@ -31,8 +33,8 @@ FILE *input; static semantic_value global_result = 0; static int global_count = 0; static int power (int base, int exponent); -static void yyerror (const char *s); -int yylex (void); +]AT_YYERROR_DECLARE[ +]AT_YYLEX_DECLARE[ %} %union @@ -44,21 +46,21 @@ int yylex (void); %token NUM "number" %type exp -%nonassoc '=' /* comparison */ +%nonassoc '=' /* comparison */ %left '-' '+' %left '*' '/' -%left NEG /* negation--unary minus */ +%precedence NEG /* negation--unary minus */ %right '^' /* exponentiation */ %% input: line -| input line { } +| input line {} ; line: '\n' -| exp '\n' { } +| exp '\n' {} ; exp: @@ -70,23 +72,18 @@ exp: $$ = $l; } | exp[x] '+' { $$ = $x; } [l] exp[r] { $$ = $l + $r; } -| exp[l] '-' exp[r] { $$ = $l - $r; } -| exp[l] '*' exp[r] { $$ = $l * $r; } +| exp[l] '-' exp[r] { $$ = $l - $r; } +| exp[l] '*' exp[r] { $$ = $l * $r; } | exp[l] '/' exp[r] { $$ = $l / $r; } | '-' exp %prec NEG { $$ = -$2; } -| exp[l] '^' exp[r] { $$ = power ($l, $r); } -| '(' exp[e] ')' { $$ = $e; } +| exp[l] '^' exp[r] { $$ = power ($l, $r); } +| '(' exp[e] ')' { $$ = $e; } | '(' error ')' { $$ = 1111; yyerrok; } | '!' { $$ = 0; YYERROR; } | '-' error { $$ = 0; YYERROR; } ; %% - -static void yyerror (const char *s) -{ - fprintf (stderr, "%s\n", s); -} - +]AT_YYERROR_DEFINE[ static int get_char (void) { int res = getc (input); @@ -117,7 +114,8 @@ static int read_signed_integer (void) return sign * n; } -int yylex (void) +static int +yylex (void) { int c; /* Skip white space. */ @@ -142,8 +140,7 @@ int yylex (void) static int power (int base, int exponent) { int res = 1; - if (exponent < 0) - exit (3); + assert (0 <= exponent); for (/* Niente */; exponent; --exponent) res *= base; return res; @@ -165,10 +162,8 @@ int main (int argc, const char **argv) } status = yyparse (); fclose (input); - if (global_result != result) - abort (); - if (global_count != count) - abort (); + assert (global_result == result); + assert (global_count == count); return status; } ]]) @@ -186,24 +181,26 @@ AT_DATA([input.txt], (2^2)^3 = 64 ]]) -AT_BISON_CHECK([-o test.c test.y]) -AT_COMPILE([[test]]) +AT_FULL_COMPILE([[test]]) AT_PARSER_CHECK([./test input.txt], 0, [], [stderr]) +AT_BISON_OPTION_POPDEFS AT_CLEANUP -####################################################################### +## ------------------------------------ ## +## Undefined and ambiguous references. ## +## ------------------------------------ ## AT_SETUP([Undefined and ambiguous references]) - +AT_BISON_OPTION_PUSHDEFS AT_DATA_GRAMMAR([test.y], [[ %{ static int power (int base, int exponent); -static void yyerror (const char *s); -int yylex (void); +]AT_YYERROR_DECLARE[ +]AT_YYLEX_DECLARE[ %} %union @@ -215,21 +212,21 @@ int yylex (void); %token NUM "number" %type exp -%nonassoc '=' /* comparison */ +%nonassoc '=' /* comparison */ %left '-' '+' %left '*' '/' -%left NEG /* negation--unary minus */ +%precedence NEG /* negation--unary minus */ %right '^' /* exponentiation */ %% input: line -| input line { } +| input line {} ; line: '\n' -| exp '\n' { } +| exp '\n' {} ; exp: @@ -245,7 +242,7 @@ exp: | exp[x] '*' { $$ = $x; } [l] exp[r] { $$ = $l * $r; } | exp[l] '/' exp[r] { $$ = $l / $r; } | '-' exp %prec NEG { $$ = -$2; } -| exp[l] '^' exp[r] { $$ = power ($l, $r12); } +| exp[l] '^' exp[r] { $$ = power ($l, $r12); } | '(' exp ')' { $$ = $expo; } | '(' error ')' { $$ = 1111; yyerrok; } | '!' { $$ = 0; YYERROR; } @@ -254,19 +251,48 @@ exp: %% ]]) -AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:50.51-60: invalid reference: `$lo9', symbol not found -test.y:51.51-60: misleading reference: `$exp' -test.y:42.1-3: refers to: $exp at $$ -test.y:51.7: possibly meant: $x, hiding $exp at $1 -test.y:51.41: possibly meant: $r, hiding $exp at $4 -test.y:52.51-52: $l of `exp' has no declared type -test.y:55.46-49: invalid reference: `$r12', symbol not found -test.y:56.29-33: invalid reference: `$expo', symbol not found +AT_BISON_CHECK([-fcaret -o test.c test.y], 1, [], +[[test.y:52.51-60: error: invalid reference: '$lo9' + | exp[x] '+' { $$ = $x; } [l] exp[r] { $$ = $lo9 + $r; } + ^^^^^^^^^^ +test.y:52.3-68: symbol not found in production: lo9 + | exp[x] '+' { $$ = $x; } [l] exp[r] { $$ = $lo9 + $r; } + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:53.51-60: warning: misleading reference: '$exp' [-Wother] + | exp[x] '-' { $$ = $x; } [l] exp[r] { $$ = $exp - $r; } + ^^^^^^^^^^ +test.y:44.1-3: refers to: $exp at $$ + exp: + ^^^ +test.y:53.7: possibly meant: $x, hiding $exp at $1 + | exp[x] '-' { $$ = $x; } [l] exp[r] { $$ = $exp - $r; } + ^ +test.y:53.41: possibly meant: $r, hiding $exp at $4 + | exp[x] '-' { $$ = $x; } [l] exp[r] { $$ = $exp - $r; } + ^ +test.y:54.51-52: error: $l of 'exp' has no declared type + | exp[x] '*' { $$ = $x; } [l] exp[r] { $$ = $l * $r; } + ^^ +test.y:57.40-43: error: invalid reference: '$r12' + | exp[l] '^' exp[r] { $$ = power ($l, $r12); } + ^^^^ +test.y:57.3-47: symbol not found in production: r12 + | exp[l] '^' exp[r] { $$ = power ($l, $r12); } + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:58.29-33: error: invalid reference: '$expo' + | '(' exp ')' { $$ = $expo; } + ^^^^^ +test.y:58.3-46: symbol not found in production: expo + | '(' exp ')' { $$ = $expo; } + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ]]) +AT_BISON_OPTION_POPDEFS AT_CLEANUP -####################################################################### + +## ----------------------- ## +## Misleading references. ## +## ----------------------- ## AT_SETUP([Misleading references]) AT_DATA_GRAMMAR([test.y], @@ -276,10 +302,10 @@ start: foo foo.bar { $foo.bar; } foo: '1' foo.bar: '2' ]]) -AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:11.22-29: misleading reference: `$foo.bar' -test.y:11.8-10: refers to: $foo at $1 -test.y:11.12-18: possibly meant: $[foo.bar] at $2 +AT_BISON_CHECK([-o test.c test.y], 0, [], +[[test.y:11.22-29: warning: misleading reference: '$foo.bar' [-Wother] +test.y:11.8-10: refers to: $foo at $1 +test.y:11.12-18: possibly meant: $[foo.bar] at $2 ]]) AT_CLEANUP @@ -353,35 +379,167 @@ factor: '(' expr ')' { $$ = $2; } ; ]]) AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:24.36-41: invalid reference: `$cond1', symbol not found -test.y:26.43-53: invalid reference: `$stmt.field' -test.y:25.35-38: possibly meant: $then.field, hiding $stmt.field at $4 -test.y:28.43-52: invalid reference: `$stmt.list' -test.y:27.30-38: possibly meant: $[stmt.list] at $4 -test.y:30.43-46: ambiguous reference: `$xyz' -test.y:29.35-37: refers to: $xyz at $4 -test.y:29.50-52: refers to: $xyz at $6 -test.y:32.43-52: invalid reference: `$stmt.list' -test.y:31.40-43: possibly meant: $then, hiding $[stmt.list] at $4 -test.y:31.61-64: possibly meant: $else, hiding $[stmt.list] at $6 -test.y:34.43-58: invalid reference: `$stmt.list.field' -test.y:33.40-43: possibly meant: $then.field, hiding $[stmt.list].field at $4 -test.y:33.61-64: possibly meant: $else.field, hiding $[stmt.list].field at $6 -test.y:36.43-54: invalid reference: `$[stmt.list]' -test.y:35.40-43: possibly meant: $then, hiding $[stmt.list] at $4 -test.y:35.61-64: possibly meant: $else, hiding $[stmt.list] at $6 -test.y:38.43-49: invalid reference: `$then.1' -test.y:37.40-45: possibly meant: $[then.1] at $4 -test.y:40.43-55: invalid reference: `$then.1.field' -test.y:39.40-45: possibly meant: $[then.1].field at $4 -test.y:42.44-50: invalid reference: `$stmt.x' -test.y:41.36-41: possibly meant: $[stmt.x].x, hiding $stmt.x at $4 -test.y:41.36-41: possibly meant: $[stmt.x] at $4 -test.y:44.13-22: invalid reference: `$if-stmt-a' -test.y:43.1-9: possibly meant: $[if-stmt-a] at $$ -test.y:46.46-54: invalid reference: `$then-a.f' -test.y:45.41-46: possibly meant: $[then-a].f at $4 +[[test.y:24.36-41: error: invalid reference: '$cond1' +test.y:23.11-24.62: symbol not found in production: cond1 +test.y:26.43-53: error: invalid reference: '$stmt.field' +test.y:25.11-26.60: symbol not found in production: stmt +test.y:25.35-38: possibly meant: $then.field, hiding $stmt.field at $4 +test.y:28.43-52: error: invalid reference: '$stmt.list' +test.y:27.11-28.59: symbol not found in production: stmt +test.y:27.30-38: possibly meant: $[stmt.list] at $4 +test.y:30.43-46: error: ambiguous reference: '$xyz' +test.y:29.35-37: refers to: $xyz at $4 +test.y:29.50-52: refers to: $xyz at $6 +test.y:32.43-52: error: invalid reference: '$stmt.list' +test.y:31.11-32.63: symbol not found in production: stmt +test.y:31.40-43: possibly meant: $then, hiding $[stmt.list] at $4 +test.y:31.61-64: possibly meant: $else, hiding $[stmt.list] at $6 +test.y:34.43-58: error: invalid reference: '$stmt.list.field' +test.y:33.11-34.69: symbol not found in production: stmt +test.y:33.40-43: possibly meant: $then.field, hiding $[stmt.list].field at $4 +test.y:33.61-64: possibly meant: $else.field, hiding $[stmt.list].field at $6 +test.y:36.43-54: error: invalid reference: '$[stmt.list]' +test.y:35.11-36.71: symbol not found in production: stmt.list +test.y:35.40-43: possibly meant: $then, hiding $[stmt.list] at $4 +test.y:35.61-64: possibly meant: $else, hiding $[stmt.list] at $6 +test.y:38.43-49: error: invalid reference: '$then.1' +test.y:37.11-38.60: symbol not found in production: then +test.y:37.40-45: possibly meant: $[then.1] at $4 +test.y:40.43-55: error: invalid reference: '$then.1.field' +test.y:39.11-40.66: symbol not found in production: then +test.y:39.40-45: possibly meant: $[then.1].field at $4 +test.y:42.44-50: error: invalid reference: '$stmt.x' +test.y:41.12-42.57: symbol not found in production: stmt +test.y:41.36-41: possibly meant: $[stmt.x].x, hiding $stmt.x at $4 +test.y:41.36-41: possibly meant: $[stmt.x] at $4 +test.y:44.13-22: error: invalid reference: '$if-stmt-a' +test.y:43.12-44.59: symbol not found in production: if +test.y:43.1-9: possibly meant: $[if-stmt-a] at $$ +test.y:46.46-54: error: invalid reference: '$then-a.f' +test.y:45.12-46.65: symbol not found in production: then +test.y:45.41-46: possibly meant: $[then-a].f at $4 +]]) + +AT_BISON_CHECK([-fcaret -o test.c test.y], 1, [], +[[test.y:24.36-41: error: invalid reference: '$cond1' + { $if_stmt1 = new IfStmt($cond1, $then.f1, $else); }; + ^^^^^^ +test.y:23.11-24.62: symbol not found in production: cond1 + if_stmt1: IF expr[cond] THEN stmt[then] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:26.43-53: error: invalid reference: '$stmt.field' + { $if_stmt2 = new IfStmt($cond, $stmt.field, 0); }; + ^^^^^^^^^^^ +test.y:25.11-26.60: symbol not found in production: stmt + if_stmt2: IF expr[cond] THEN stmt[then] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:25.35-38: possibly meant: $then.field, hiding $stmt.field at $4 + if_stmt2: IF expr[cond] THEN stmt[then] FI + ^^^^ +test.y:28.43-52: error: invalid reference: '$stmt.list' + { $if_stmt3 = new IfStmt($cond, $stmt.list, 0); }; + ^^^^^^^^^^ +test.y:27.11-28.59: symbol not found in production: stmt + if_stmt3: IF expr[cond] THEN stmt.list FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:27.30-38: possibly meant: $[stmt.list] at $4 + if_stmt3: IF expr[cond] THEN stmt.list FI + ^^^^^^^^^ +test.y:30.43-46: error: ambiguous reference: '$xyz' + { $if_stmt4 = new IfStmt($cond, $xyz, $cond); }; + ^^^^ +test.y:29.35-37: refers to: $xyz at $4 + if_stmt4: IF expr[cond] THEN stmt[xyz] ELSE stmt[xyz] FI + ^^^ +test.y:29.50-52: refers to: $xyz at $6 + if_stmt4: IF expr[cond] THEN stmt[xyz] ELSE stmt[xyz] FI + ^^^ +test.y:32.43-52: error: invalid reference: '$stmt.list' + { $if_stmt5 = new IfStmt($cond, $stmt.list, $else); }; + ^^^^^^^^^^ +test.y:31.11-32.63: symbol not found in production: stmt + if_stmt5: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:31.40-43: possibly meant: $then, hiding $[stmt.list] at $4 + if_stmt5: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^ +test.y:31.61-64: possibly meant: $else, hiding $[stmt.list] at $6 + if_stmt5: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^ +test.y:34.43-58: error: invalid reference: '$stmt.list.field' + { $if_stmt6 = new IfStmt($cond, $stmt.list.field, $else); }; + ^^^^^^^^^^^^^^^^ +test.y:33.11-34.69: symbol not found in production: stmt + if_stmt6: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:33.40-43: possibly meant: $then.field, hiding $[stmt.list].field at $4 + if_stmt6: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^ +test.y:33.61-64: possibly meant: $else.field, hiding $[stmt.list].field at $6 + if_stmt6: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^ +test.y:36.43-54: error: invalid reference: '$[stmt.list]' + { $if_stmt7 = new IfStmt($cond, $[stmt.list].field, $else); }; + ^^^^^^^^^^^^ +test.y:35.11-36.71: symbol not found in production: stmt.list + if_stmt7: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:35.40-43: possibly meant: $then, hiding $[stmt.list] at $4 + if_stmt7: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^ +test.y:35.61-64: possibly meant: $else, hiding $[stmt.list] at $6 + if_stmt7: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^ +test.y:38.43-49: error: invalid reference: '$then.1' + { $if_stmt8 = new IfStmt($cond, $then.1, $else); }; + ^^^^^^^ +test.y:37.11-38.60: symbol not found in production: then + if_stmt8: IF expr[cond] THEN stmt.list[then.1] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:37.40-45: possibly meant: $[then.1] at $4 + if_stmt8: IF expr[cond] THEN stmt.list[then.1] ELSE stmt.list[else] FI + ^^^^^^ +test.y:40.43-55: error: invalid reference: '$then.1.field' + { $if_stmt9 = new IfStmt($cond, $then.1.field, $else); }; + ^^^^^^^^^^^^^ +test.y:39.11-40.66: symbol not found in production: then + if_stmt9: IF expr[cond] THEN stmt.list[then.1] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:39.40-45: possibly meant: $[then.1].field at $4 + if_stmt9: IF expr[cond] THEN stmt.list[then.1] ELSE stmt.list[else] FI + ^^^^^^ +test.y:42.44-50: error: invalid reference: '$stmt.x' + { $if_stmt10 = new IfStmt($cond, $stmt.x, 0); }; + ^^^^^^^ +test.y:41.12-42.57: symbol not found in production: stmt + if_stmt10: IF expr[cond] THEN stmt[stmt.x] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:41.36-41: possibly meant: $[stmt.x].x, hiding $stmt.x at $4 + if_stmt10: IF expr[cond] THEN stmt[stmt.x] FI + ^^^^^^ +test.y:41.36-41: possibly meant: $[stmt.x] at $4 + if_stmt10: IF expr[cond] THEN stmt[stmt.x] FI + ^^^^^^ +test.y:44.13-22: error: invalid reference: '$if-stmt-a' + { $if-stmt-a = new IfStmt($cond, $then, $else); }; + ^^^^^^^^^^ +test.y:43.12-44.59: symbol not found in production: if + if-stmt-a: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:43.1-9: possibly meant: $[if-stmt-a] at $$ + if-stmt-a: IF expr[cond] THEN stmt.list[then] ELSE stmt.list[else] FI + ^^^^^^^^^ +test.y:46.46-54: error: invalid reference: '$then-a.f' + { $[if-stmt-b] = new IfStmt($cond, $then-a.f, $else); }; + ^^^^^^^^^ +test.y:45.12-46.65: symbol not found in production: then + if-stmt-b: IF expr[cond] THEN if-stmt-a[then-a] ELSE stmt.list[else] FI + ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +test.y:45.41-46: possibly meant: $[then-a].f at $4 + if-stmt-b: IF expr[cond] THEN if-stmt-a[then-a] ELSE stmt.list[else] FI + ^^^^^^ ]]) + AT_CLEANUP ####################################################################### @@ -394,7 +552,7 @@ start: foo[] bar { s = $foo; } ]]) AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:11.12: an identifier expected +[[test.y:11.12: error: an identifier expected ]]) AT_CLEANUP @@ -408,7 +566,7 @@ start: foo[ a d ] bar { s = $foo; } ]]) AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:11.15: unexpected identifier in bracketed name: `d' +[[test.y:11.15: error: unexpected identifier in bracketed name: 'd' ]]) AT_CLEANUP @@ -422,7 +580,7 @@ start: foo[/* comment */] bar { s = $foo; } ]]) AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:11.25: an identifier expected +[[test.y:11.25: error: an identifier expected ]]) AT_CLEANUP @@ -432,13 +590,14 @@ AT_SETUP([Stray symbols in brackets]) AT_DATA_GRAMMAR([test.y], [[ %% -start: foo[ /* aaa */ *&-+ ] bar +start: foo[ % /* aaa */ *&-.+\000\001\002\377 ] bar { s = $foo; } ]]) +AT_CHECK([[$PERL -pi -e 's/\\(\d{3})/chr(oct($1))/ge' test.y || exit 77]]) AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:11.23: invalid character in bracketed name: `*' -test.y:11.24: invalid character in bracketed name: `&' -test.y:11.26: invalid character in bracketed name: `+' +[[test.y:11.13: error: invalid character in bracketed name: '%' +test.y:11.25-27: error: invalid characters in bracketed name: '*&-' +test.y:11.29-30: error: invalid characters in bracketed name: '+\0\001\002\377' ]]) AT_CLEANUP @@ -448,9 +607,120 @@ AT_SETUP([Redundant words in LHS brackets]) AT_DATA_GRAMMAR([test.y], [[ %% -start[a s]: foo +start[a s]: foo; +]]) +AT_BISON_CHECK([-o test.c test.y], 1, [], +[[test.y:11.9: error: unexpected identifier in bracketed name: 's' +]]) +AT_CLEANUP + +####################################################################### + +# Bison used to free twice the named ref for "a", since a single copy +# was used in two rules. +AT_SETUP([Factored LHS]) +AT_DATA_GRAMMAR([test.y], +[[ +%% +start[a]: "foo" | "bar"; +]]) +AT_BISON_CHECK([-o test.c test.y]) +AT_CLEANUP + +####################################################################### + +AT_SETUP([Unresolved references]) +AT_DATA_GRAMMAR([test.y], +[[ +%% +stat: + sym_a sym_b { func($sym.field); } +| sym_a sym_b { func($sym.field); } +| sym_a sym_b { func($[sym.field]); } +| sym_a sym_b { func($[sym.field]); } +| sym_a sym_b { func($sym); } +| sym_a sym_b { func($sym); } +| sym_a sym_b { func($[sym]); } sym_a sym_b { func($[sym]); } +; + +stat1: + sym_a sym_b { func($sym-field); } +| sym_a sym_b { func($sym-field); } +| sym_a sym_b { func($[sym-field]); } +| sym_a sym_b { func($[sym-field]); } +| sym_a sym_b { func($sym); } +| sym_a sym_b { func($sym); } +| sym_a sym_b { func($[sym]); } sym_a sym_b { func($[sym]); } +; + +sym_a: 'a'; +sym_b: 'b'; ]]) AT_BISON_CHECK([-o test.c test.y], 1, [], -[[test.y:11.9: unexpected identifier in bracketed name: `s' +[[test.y:12.22-31: error: invalid reference: '$sym.field' +test.y:12.3-35: symbol not found in production: sym +test.y:13.22-35: error: invalid reference: '$sym.field' +test.y:13.3-39: symbol not found in production: sym +test.y:14.22-33: error: invalid reference: '$[sym.field]' +test.y:14.3-37: symbol not found in production: sym.field +test.y:15.22-37: error: invalid reference: '$[sym.field]' +test.y:15.3-41: symbol not found in production: sym.field +test.y:16.22-25: error: invalid reference: '$sym' +test.y:16.3-29: symbol not found in production: sym +test.y:17.22-29: error: invalid reference: '$sym' +test.y:17.3-33: symbol not found in production: sym +test.y:18.22-27: error: invalid reference: '$[sym]' +test.y:18.3-65: symbol not found in production before $3: sym +test.y:18.52-61: error: invalid reference: '$[sym]' +test.y:18.3-65: symbol not found in production: sym +test.y:22.22-31: error: invalid reference: '$sym-field' +test.y:22.3-35: symbol not found in production: sym +test.y:23.22-35: error: invalid reference: '$sym-field' +test.y:23.3-39: symbol not found in production: sym +test.y:24.22-33: error: invalid reference: '$[sym-field]' +test.y:24.3-37: symbol not found in production: sym-field +test.y:25.22-37: error: invalid reference: '$[sym-field]' +test.y:25.3-41: symbol not found in production: sym-field +test.y:26.22-25: error: invalid reference: '$sym' +test.y:26.3-29: symbol not found in production: sym +test.y:27.22-29: error: invalid reference: '$sym' +test.y:27.3-33: symbol not found in production: sym +test.y:28.22-27: error: invalid reference: '$[sym]' +test.y:28.3-65: symbol not found in production before $3: sym +test.y:28.52-61: error: invalid reference: '$[sym]' +test.y:28.3-65: symbol not found in production: sym +]]) +AT_CLEANUP + +####################################################################### + +AT_SETUP([[$ or @ followed by . or -]]) +AT_DATA([[test.y]], +[[ +%% +start: + .field { $.field; } +| 'a' { @.field; } +; +.field: ; +]]) +AT_BISON_CHECK([[test.y]], [[1]], [], +[[test.y:4.12-18: error: invalid reference: '$.field' +test.y:4.13: syntax error after '$', expecting integer, letter, '_', '@<:@', or '$' +test.y:4.3-8: possibly meant: $[.field] at $1 +test.y:5.12-18: error: invalid reference: '@.field' +test.y:5.13: syntax error after '@', expecting integer, letter, '_', '@<:@', or '$' +]]) +AT_DATA([[test.y]], +[[ +%% +start: + 'a' { $-field; } +| 'b' { @-field; } +; +]]) +AT_BISON_CHECK([[test.y]], [[0]], [], +[[test.y:4.9: warning: stray '$' [-Wother] +test.y:5.9: warning: stray '@' [-Wother] ]]) AT_CLEANUP