X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/83b60c97ee1f98bb1f15ffa38acdc4cc765515f5..cb3f7f335aa69ba3e6478fea8d4591f4f6d43bc5:/tests/input.at diff --git a/tests/input.at b/tests/input.at index 146d5818..6cfa2b12 100644 --- a/tests/input.at +++ b/tests/input.at @@ -1,5 +1,6 @@ # Checking the Bison scanner. -*- Autotest -*- -# Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 + +# Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 # Free Software Foundation, Inc. # This program is free software: you can redistribute it and/or modify @@ -794,6 +795,26 @@ AT_BISON_CHECK([input.y], [1], [], AT_CLEANUP +## ------------------------------- ## +## %prec's token must be defined. ## +## ------------------------------- ## + +AT_SETUP([[%prec's token must be defined]]) + +# According to POSIX, a %prec token must be defined separately. + +AT_DATA([[input.y]], +[[%% +start: %prec PREC ; +]]) + +AT_BISON_CHECK([[input.y]], [[0]], [], +[[input.y:2.8-17: warning: token for %prec is not defined: PREC +]]) + +AT_CLEANUP + + ## -------------------------------- ## ## Reject unused %code qualifiers. ## ## -------------------------------- ## @@ -808,11 +829,11 @@ AT_DATA([input-c.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c.y]], [0], [], -[[input-c.y:1.7: warning: %code qualifier `q' is not used -input-c.y:2.7-9: warning: %code qualifier `bad' is not used -input-c.y:3.7-9: warning: %code qualifier `bad' is not used -input-c.y:4.7-12: warning: %code qualifier `format' is not used +AT_BISON_CHECK([[input-c.y]], [[1]], [], +[[input-c.y:1.7: %code qualifier `q' is not used +input-c.y:2.7-9: %code qualifier `bad' is not used +input-c.y:3.7-9: %code qualifier `bad' is not used +input-c.y:4.7-12: %code qualifier `format' is not used ]]) AT_DATA([input-c-glr.y], @@ -822,10 +843,10 @@ AT_DATA([input-c-glr.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c-glr.y]], [0], [], -[[input-c-glr.y:1.7: warning: %code qualifier `q' is not used -input-c-glr.y:2.7-9: warning: %code qualifier `bad' is not used -input-c-glr.y:3.8-10: warning: %code qualifier `bad' is not used +AT_BISON_CHECK([[input-c-glr.y]], [[1]], [], +[[input-c-glr.y:1.7: %code qualifier `q' is not used +input-c-glr.y:2.7-9: %code qualifier `bad' is not used +input-c-glr.y:3.8-10: %code qualifier `bad' is not used ]]) AT_DATA([input-c++.y], @@ -835,10 +856,10 @@ AT_DATA([input-c++.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c++.y]], [0], [], -[[input-c++.y:1.7: warning: %code qualifier `q' is not used -input-c++.y:2.7-9: warning: %code qualifier `bad' is not used -input-c++.y:3.8: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[input-c++.y]], [[1]], [], +[[input-c++.y:1.7: %code qualifier `q' is not used +input-c++.y:2.7-9: %code qualifier `bad' is not used +input-c++.y:3.8: %code qualifier `q' is not used ]]) AT_DATA([input-c++-glr.y], @@ -848,10 +869,10 @@ AT_DATA([input-c++-glr.y], %% start: ; ]]) -AT_BISON_CHECK([[input-c++-glr.y]], [0], [], -[[input-c++-glr.y:1.7-9: warning: %code qualifier `bad' is not used -input-c++-glr.y:2.7: warning: %code qualifier `q' is not used -input-c++-glr.y:3.7: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[input-c++-glr.y]], [[1]], [], +[[input-c++-glr.y:1.7-9: %code qualifier `bad' is not used +input-c++-glr.y:2.7: %code qualifier `q' is not used +input-c++-glr.y:3.7: %code qualifier `q' is not used ]]) AT_DATA([special-char-@@.y], @@ -861,10 +882,10 @@ AT_DATA([special-char-@@.y], %% start: ; ]]) -AT_BISON_CHECK([[special-char-@@.y]], [0], [], -[[special-char-@@.y:1.7-9: warning: %code qualifier `bad' is not used -special-char-@@.y:2.7: warning: %code qualifier `q' is not used -special-char-@@.y:3.7: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[special-char-@@.y]], [[1]], [], +[[special-char-@@.y:1.7-9: %code qualifier `bad' is not used +special-char-@@.y:2.7: %code qualifier `q' is not used +special-char-@@.y:3.7: %code qualifier `q' is not used ]]) AT_DATA([special-char-@:>@.y], @@ -874,10 +895,10 @@ AT_DATA([special-char-@:>@.y], %% start: ; ]]) -AT_BISON_CHECK([[special-char-@:>@.y]], [0], [], -[[special-char-@:>@.y:1.7-9: warning: %code qualifier `bad' is not used -special-char-@:>@.y:2.7: warning: %code qualifier `q' is not used -special-char-@:>@.y:3.7: warning: %code qualifier `q' is not used +AT_BISON_CHECK([[special-char-@:>@.y]], [[1]], [], +[[special-char-@:>@.y:1.7-9: %code qualifier `bad' is not used +special-char-@:>@.y:2.7: %code qualifier `q' is not used +special-char-@:>@.y:3.7: %code qualifier `q' is not used ]]) AT_CLEANUP @@ -912,8 +933,8 @@ AT_DATA([input-unused.y], start: ; ]]) -AT_BISON_CHECK([[input-unused.y]], [[0]], [], -[[input-unused.y:1.9-11: warning: %define variable `var' is not used +AT_BISON_CHECK([[input-unused.y]], [[1]], [], +[[input-unused.y:1.9-11: %define variable `var' is not used ]]) AT_CLEANUP @@ -923,9 +944,9 @@ AT_CLEANUP ## %define, --define, --force-define. ## ## ----------------------------------- ## -AT_SETUP([%define, --define, --force-define]) +AT_SETUP([[%define, --define, --force-define]]) -AT_DATA([skel.c], +AT_DATA([[skel.c]], [[m4@&t@_divert_push(0)@ @output(b4_parser_file_name@)@ [var-dd: ]b4_percent_define_get([[var-dd]])[ @@ -934,23 +955,16 @@ var-dfg: ]b4_percent_define_get([[var-dfg]])[ var-fd: ]b4_percent_define_get([[var-fd]]) m4@&t@_divert_pop(0) ]]) - -AT_DATA([input.y], +AT_DATA([[input.y]], [[%define var-dfg "gram" %% start: ; ]]) - AT_BISON_CHECK([[-Dvar-dd=cmd-d1 -Dvar-dd=cmd-d2 \ -Fvar-ff=cmd-f1 -Fvar-ff=cmd-f2 \ -Dvar-dfg=cmd-d -Fvar-dfg=cmd-f \ -Fvar-fd=cmd-f -Dvar-fd=cmd-d \ - -Dunused-d -Funused-f \ - --skeleton ./skel.c input.y]], [[0]], [], -[[:10: warning: %define variable `unused-d' is not used -:11: warning: %define variable `unused-f' is not used -]]) - + --skeleton ./skel.c input.y]]) AT_CHECK([[cat input.tab.c]], [[0]], [[var-dd: cmd-d2 var-ff: cmd-f2 @@ -958,17 +972,25 @@ var-dfg: cmd-f var-fd: cmd-d ]]) -AT_DATA([input-dg.y], +AT_DATA([[input-dg.y]], [[%define var "gram" %% start: ; ]]) - AT_BISON_CHECK([[-Dvar=cmd-d input-dg.y]], [[1]], [], [[input-dg.y:1.9-11: %define variable `var' redefined :2: previous definition ]]) +AT_DATA([[input-unused.y]], +[[%% +start: ; +]]) +AT_BISON_CHECK([[-Dunused-d -Funused-f input-unused.y]], [[1]], [], +[[:2: %define variable `unused-d' is not used +:3: %define variable `unused-f' is not used +]]) + AT_CLEANUP ## --------------------------- ## @@ -999,7 +1021,7 @@ AT_SETUP([[%define enum variables]]) # Front-end. AT_DATA([[input.y]], -[[%define lr.default-reductions "bogus" +[[%define lr.default-reductions bogus %% start: ; ]]) @@ -1012,7 +1034,7 @@ input.y:1.9-29: accepted value: `accepting' # Back-end. AT_DATA([[input.y]], -[[%define api.push-pull "neither" +[[%define api.push-pull neither %% start: ; ]]) @@ -1047,7 +1069,7 @@ input.y:1.9-21: accepted value: `both' ]]) AT_DATA([[input.y]], -[[%define lr.keep_unreachable_states "maybe" +[[%define lr.keep_unreachable_states maybe %% start: ; ]]) @@ -1055,13 +1077,24 @@ AT_BISON_CHECK([[input.y]], [1], [], [[input.y:1.9-34: invalid value for %define Boolean variable `lr.keep-unreachable-states' ]]) +AT_DATA([[input.y]], +[[%define namespace "foo" +%define api.namespace "foo" +%% +start: ; +]]) +AT_BISON_CHECK([[input.y]], [1], [], +[[input.y:2.9-21: %define variable `api.namespace' redefined +input.y:1.9-17: previous definition +]]) + AT_DATA([[input.y]], [[%define foo_bar "baz" %% start: ; ]]) -AT_BISON_CHECK([[input.y]], [0], [], -[[input.y:1.9-15: warning: %define variable `foo_bar' is not used +AT_BISON_CHECK([[input.y]], [[1]], [], +[[input.y:1.9-15: %define variable `foo_bar' is not used ]]) AT_CLEANUP @@ -1085,17 +1118,17 @@ AT_DATA([[input.y]], start: ; ]]) -AT_BISON_CHECK([[input.y]], [0], [], -[[input.y:1.9-16: warning: %define variable `api.pure' is not used +AT_BISON_CHECK([[input.y]], [[1]], [], +[[input.y:1.9-16: %define variable `api.pure' is not used ]]) ]) AT_CHECK_API_PURE([[%language "c++" %defines]], [[]]) -AT_CHECK_API_PURE([[%language "c++" %defines]], [["false"]]) +AT_CHECK_API_PURE([[%language "c++" %defines]], [[false]]) AT_CHECK_API_PURE([[%language "c++" %defines %glr-parser]], [[""]]) -AT_CHECK_API_PURE([[%language "c++" %defines %glr-parser]], [["false"]]) -AT_CHECK_API_PURE([[%language "java"]], [["true"]]) -AT_CHECK_API_PURE([[%language "java"]], [["false"]]) +AT_CHECK_API_PURE([[%language "c++" %defines %glr-parser]], [[false]]) +AT_CHECK_API_PURE([[%language "java"]], [[true]]) +AT_CHECK_API_PURE([[%language "java"]], [[false]]) AT_CLEANUP @@ -1155,10 +1188,8 @@ AT_CLEANUP # Bison used to accept character literals that were empty or contained # too many characters. -# FIXME: $ECHO_N and $ECHO_C are not very portable according to the -# Autoconf manual. Switch to AS_ECHO_N when Autoconf 2.64 is released? -# Even better, AT_DATA or some variant of AT_DATA may eventually permit -# a trailing newline. See the threads starting at +# FIXME: AT_DATA or some variant of AT_DATA may eventually permit +# the final newline to be omitted. See the threads starting at # . AT_SETUP([[Bad character literals]]) @@ -1168,7 +1199,7 @@ AT_DATA([empty.y], start: ''; start: ' ]]) -echo $ECHO_N "start: '$ECHO_C" >> empty.y +AT_CHECK([[perl -e "print 'start: \'';" >> empty.y || exit 77]]) AT_BISON_CHECK([empty.y], [1], [], [[empty.y:2.8-9: warning: empty character literal @@ -1183,7 +1214,7 @@ AT_DATA([two.y], start: 'ab'; start: 'ab ]]) -echo $ECHO_N "start: 'ab$ECHO_C" >> two.y +AT_CHECK([[perl -e "print 'start: \'ab';" >> two.y || exit 77]]) AT_BISON_CHECK([two.y], [1], [], [[two.y:2.8-11: warning: extra characters in character literal @@ -1198,7 +1229,7 @@ AT_DATA([three.y], start: 'abc'; start: 'abc ]]) -echo $ECHO_N "start: 'abc$ECHO_C" >> three.y +AT_CHECK([[perl -e "print 'start: \'abc';" >> three.y || exit 77]]) AT_BISON_CHECK([three.y], [1], [], [[three.y:2.8-12: warning: extra characters in character literal @@ -1209,3 +1240,75 @@ three.y:4.8-11: missing `'' at end of file ]]) AT_CLEANUP + +## ------------------------- ## +## Bad escapes in literals. ## +## ------------------------- ## + +AT_SETUP([[Bad escapes in literals]]) + +AT_DATA([input.y], +[[%% +start: '\777' '\0' '\xfff' '\x0' + '\uffff' '\u0000' '\Uffffffff' '\U00000000' + '\ ' '\A'; +]]) + +# It is not easy to create special characters, we cannot even trust tr. +# Beside we cannot even expect "echo '\0'" to output two characters +# (well three with \n): at least Bash 3.2 converts the two-character +# sequence "\0" into a single NUL character. +AT_CHECK([[perl -e 'print "start: \"\\\t\\\f\\\0\\\1\" ;";' >> input.y \ + || exit 77]]) + +AT_BISON_CHECK([input.y], [1], [], +[[input.y:2.9-12: invalid number after \-escape: 777 +input.y:2.8-13: warning: empty character literal +input.y:2.16-17: invalid number after \-escape: 0 +input.y:2.15-18: warning: empty character literal +input.y:2.21-25: invalid number after \-escape: xfff +input.y:2.20-26: warning: empty character literal +input.y:2.29-31: invalid number after \-escape: x0 +input.y:2.28-32: warning: empty character literal +input.y:3.9-14: invalid number after \-escape: uffff +input.y:3.8-15: warning: empty character literal +input.y:3.18-23: invalid number after \-escape: u0000 +input.y:3.17-24: warning: empty character literal +input.y:3.27-36: invalid number after \-escape: Uffffffff +input.y:3.26-37: warning: empty character literal +input.y:3.40-49: invalid number after \-escape: U00000000 +input.y:3.39-50: warning: empty character literal +input.y:4.9-10: invalid character after \-escape: ` ' +input.y:4.8-11: warning: empty character literal +input.y:4.14-15: invalid character after \-escape: A +input.y:4.13-16: warning: empty character literal +input.y:5.9-16: invalid character after \-escape: \t +input.y:5.17: invalid character after \-escape: \f +input.y:5.18: invalid character after \-escape: \0 +input.y:5.19: invalid character after \-escape: \001 +]]) + +AT_CLEANUP + +## ------------------------- ## +## LAC: Errors for %define. ## +## ------------------------- ## + +AT_SETUP([[LAC: Errors for %define]]) + +AT_DATA([[input.y]], +[[%% +start: ; +]]) + +# parse.lac.* options are useless if LAC isn't actually activated. +AT_BISON_CHECK([[-Dparse.lac.es-capacity-initial=1 input.y]], + [[1]], [], +[[:2: %define variable `parse.lac.es-capacity-initial' is not used +]]) +AT_BISON_CHECK([[-Dparse.lac.memory-trace=full input.y]], + [[1]], [], +[[:2: %define variable `parse.lac.memory-trace' is not used +]]) + +AT_CLEANUP