X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/9280d3ef893b90b36c89fa7737512f2d640e41d9..283f1e64820fc8f498a4e9ef5128a347b5876039:/tests/actions.at?ds=inline diff --git a/tests/actions.at b/tests/actions.at index 2c614874..2e707bde 100644 --- a/tests/actions.at +++ b/tests/actions.at @@ -72,9 +72,9 @@ main (void) } ]]) -AT_CHECK([bison input.y -d -v -o input.c]) -AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -o input], 0, [], [ignore]) -AT_CHECK([./input], 0, +AT_CHECK([bison -d -v -o input.c input.y]) +AT_COMPILE([input]) +AT_PARSER_CHECK([./input], 0, [[0123456789 ]]) @@ -103,18 +103,18 @@ AT_DATA([[input.y]], int val; }; -%type a_1 a_2 a_4 a_5 +%type a_1 a_2 a_5 sum_of_the_five_previous_values %% -exp: a_1 a_2 { $$ = 3; } a_4 a_5 sum_of_the_five_previous_values +exp: a_1 a_2 { $$ = 3; } { $$ = $3 + 1; } a_5 + sum_of_the_five_previous_values { printf ("%d\n", $6); } ; a_1: { $$ = 1; }; a_2: { $$ = 2; }; -a_4: { $$ = 4; }; a_5: { $$ = 5; }; sum_of_the_five_previous_values: @@ -143,9 +143,9 @@ main (void) } ]]) -AT_CHECK([bison input.y -d -v -o input.c]) -AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -o input], 0, [], [ignore]) -AT_CHECK([./input], 0, +AT_CHECK([bison -d -v -o input.c input.y]) +AT_COMPILE([input]) +AT_PARSER_CHECK([./input], 0, [[15 ]]) @@ -153,90 +153,149 @@ AT_CLEANUP -## ------------- ## -## Destructors. ## -## ------------- ## +## -------------------------- ## +## Printers and Destructors. ## +## -------------------------- ## -AT_SETUP([Destructors]) +# _AT_CHECK_PRINTER_AND_DESTRUCTOR($1, $2, $3, BISON-DIRECTIVE) +# ------------------------------------------------------------- +m4_define([_AT_CHECK_PRINTER_AND_DESTRUCTOR], +[m4_if([$1$2$3], $[1]$[2]$[3], [], + [m4_fatal([$0: Invalid arguments: $@])])dnl + +AT_SETUP([Printers and Destructors: $4]) # Make sure complex $n work. AT_DATA([[input.y]], -[[%{ +[[$4 +%{ #include #include #include -#define YYERROR_VERBOSE 1 -#define YYDEBUG 1 -/* #define YYPRINT yyprint */ - static int yylex (void); static void yyerror (const char *msg); -static void yyprint (FILE *out, int toknum, int tokval); %} - +%error-verbose +%debug +%verbose +%locations %union { int ival; } -%type thing 'x' -%destructor { printf ("Freeing thing %d\n", $$); } thing -%destructor { printf ("Freeing 'x' %d\n", $$); } 'x' +%type 'x' thing line input + +%printer { fprintf (yyout, "%d@%d", $$, @$.first_line); } + input line thing 'x' + +%destructor + { fprintf (stdout, "Freeing nterm input (%d@%d)\n", $$, @$.first_line); } + input + +%destructor + { fprintf (stdout, "Freeing nterm line (%d@%d)\n", $$, @$.first_line); } + line + +%destructor + { fprintf (stdout, "Freeing nterm thing (%d@%d)\n", $$, @$.first_line); } + thing + +%destructor + { fprintf (stdout, "Freeing token 'x' (%d@%d)\n", $$, @$.first_line); } + 'x' %% input: /* Nothing. */ -| input line + { + $$ = 0; + printf ("input(%d@%d): /* Nothing */';'\n", $$, @$.first_line); + } +| line input /* Right recursive to load the stack so that popping at + EOF can be exercised. */ + { + $$ = 2; + printf ("input(%d@%d): line(%d@%d) input(%d@%d)';'\n", + $$, @$.first_line, $1, @1.first_line, $2, @2.first_line); + } ; line: thing thing thing ';' - { printf ("input: thing(%d) thing(%d) thing(%d) ';'\n", $1, $2, $3); } + { + $$ = $1; + printf ("line(%d@%d): thing(%d@%d) thing(%d@%d) thing(%d@%d) ';'\n", + $$, @$.first_line, $1, @1.first_line, $2, @2.first_line, + $3, @3.first_line); + } | thing thing ';' - { printf ("input: thing(%d) thing(%d) ';'\n", $1, $2); } + { + $$ = $1; + printf ("line(%d@%d): thing(%d@%d) thing(%d@%d) ';'\n", + $$, @$.first_line, $1, @1.first_line, $2, @2.first_line); + } | thing ';' - { printf ("input: thing(%d) ';'\n", $1); } + { + $$ = $1; + printf ("line(%d@%d): thing(%d@%d) ';'\n", + $$, @$.first_line, $1, @1.first_line); + } | error ';' - { printf ("input: error ';'\n"); } + { + $$ = -1; + printf ("line(%d@%d): error(@%d) ';'\n", + $$, @$.first_line, @1.first_line); + } ; thing: - 'x' { printf ("thing: 'x' (%d)\n", $1); $$ = $1; } + 'x' + { + $$ = $1; + printf ("thing(%d@%d): 'x'(%d@%d)\n", + $$, @$.first_line, $1, @1.first_line); + } ; %% static int yylex (void) { - static const int input[] = + static const unsigned int input[] = { + /* Exericise the discarding of stack top and input until `error' + can be reduced. */ 'x', 'x', 'x', 'x', 'x', 'x', ';', + + /* Load the stack and provoke an error that cannot be caught by + the grammar, to check that the stack is cleared. */ 'x', 'x', ';', 'x', ';', - 'x', 'y', ';' + 'y' }; - static int counter = 0; + static unsigned int counter = 0; if (counter < (sizeof(input) / sizeof (input[0]))) { yylval.ival = counter; - return input[counter++]; + /* As in BASIC, line numbers go from 10 to 10. */ + yylloc.first_line = 10 * counter; + printf ("sending: '%c' (value = %d, line %d)\n", + input[counter], yylval.ival, yylloc.first_line); + return (int) input[counter++]; } else - return EOF; + { + printf ("sending: EOF\n"); + return EOF; + } } static void yyerror (const char *msg) { - fprintf (stdout, "%s\n", msg); -} - -static void -yyprint (FILE *out, int toknum, int tokval) -{ - if (0 < toknum && toknum < 256) - fprintf (out, " = %d", tokval); + fprintf (stdout, "%d: %s\n", yylloc.first_line, msg); } int @@ -253,30 +312,57 @@ main (void) } ]]) -AT_CHECK([bison input.y -d -v -o input.c]) -AT_CHECK([$CC $CFLAGS $CPPFLAGS input.c -o input], 0, [], [ignore]) -AT_CHECK([./input], 0, -[[thing: 'x' (0) -thing: 'x' (1) -thing: 'x' (2) -parse error, unexpected 'x', expecting ';' -Freeing thing 2 -Freeing thing 1 -Freeing thing 0 -Freeing 'x' 3 -Freeing 'x' 4 -Freeing 'x' 5 -input: error ';' -thing: 'x' (7) -thing: 'x' (8) -input: thing(7) thing(8) ';' -thing: 'x' (10) -input: thing(10) ';' -thing: 'x' (12) -parse error, unexpected $undefined., expecting 'x' or ';' -Freeing thing 12 -input: error ';' -Successful parse. +AT_CHECK([bison -o input.c input.y]) +AT_COMPILE([input]) +AT_PARSER_CHECK([./input], 1, +[[sending: 'x' (value = 0, line 0) +thing(0@0): 'x'(0@0) +sending: 'x' (value = 1, line 10) +thing(1@10): 'x'(1@10) +sending: 'x' (value = 2, line 20) +thing(2@20): 'x'(2@20) +sending: 'x' (value = 3, line 30) +30: parse error, unexpected 'x', expecting ';' +Freeing nterm thing (2@20) +Freeing nterm thing (1@10) +Freeing nterm thing (0@0) +Freeing token 'x' (3@30) +sending: 'x' (value = 4, line 40) +Freeing token 'x' (4@40) +sending: 'x' (value = 5, line 50) +Freeing token 'x' (5@50) +sending: ';' (value = 6, line 60) +line(-1@50): error(@50) ';' +sending: 'x' (value = 7, line 70) +thing(7@70): 'x'(7@70) +sending: 'x' (value = 8, line 80) +thing(8@80): 'x'(8@80) +sending: ';' (value = 9, line 90) +line(7@70): thing(7@70) thing(8@80) ';' +sending: 'x' (value = 10, line 100) +thing(10@100): 'x'(10@100) +sending: ';' (value = 11, line 110) +line(10@100): thing(10@100) ';' +sending: 'y' (value = 12, line 120) +120: parse error, unexpected $undefined, expecting $end or 'x' +sending: EOF +Freeing nterm line (10@100) +Freeing nterm line (7@70) +Freeing nterm line (-1@50) +Parsing FAILED. ]]) AT_CLEANUP +]) + + +# AT_CHECK_PRINTER_AND_DESTRUCTOR([BISON-OPTIONS]) +# ------------------------------------------------ +# Produce `calc.y'. +m4_define([AT_CHECK_PRINTER_AND_DESTRUCTOR], +[_AT_CHECK_PRINTER_AND_DESTRUCTOR($[1], $[2], $[3], [$1]) +]) + + +AT_CHECK_PRINTER_AND_DESTRUCTOR() +AT_CHECK_PRINTER_AND_DESTRUCTOR([%glr-parser])