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270a173cf3
Check that `9foo.y' produces correct cpp guards. * src/files.c (compute_header_macro): Prepend `BISON_' to CPP guards. Reported by Wwp.
182 lines
3.2 KiB
Plaintext
182 lines
3.2 KiB
Plaintext
# Bison Regressions. -*- Autotest -*-
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# Copyright 2001 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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# 02111-1307, USA.
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AT_BANNER([[Regression tests.]])
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## ------------------ ##
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## Duplicate string. ##
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## ------------------ ##
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AT_SETUP([Duplicate string])
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AT_DATA([duplicate.y],
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[[/* `Bison -v' used to dump core when two tokens are defined with the same
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string, as LE and GE below. */
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%token NUM
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%token LE "<="
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%token GE "<="
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%%
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exp: '(' exp ')' | NUM ;
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%%
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]])
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AT_CHECK([bison -v duplicate.y -o duplicate.c], 0, ignore, ignore)
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AT_CLEANUP([duplicate.*])
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## ---------------------- ##
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## %union and --defines. ##
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## ---------------------- ##
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AT_SETUP([%union and --defines])
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AT_DATA([union.y],
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[%union
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{
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int integer;
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char *string ;
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}
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%%
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exp: {};
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])
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AT_CHECK([bison --defines union.y])
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AT_CLEANUP([union.*])
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## --------------------------------------- ##
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## Duplicate '/' in C comments in %union ##
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## --------------------------------------- ##
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AT_SETUP([%union and C comments])
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AT_DATA([union-comment.y],
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[%union
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{
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/* The int. */ int integer;
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/* The string. */ char *string ;
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}
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%%
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exp: {};
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])
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AT_CHECK([bison union-comment.y])
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AT_CHECK([fgrep '//*' union-comment.tab.c], [1], [])
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AT_CLEANUP([union-comment.*])
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## --------------- ##
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## invalid input. ##
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## --------------- ##
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AT_SETUP([Invalid input])
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AT_DATA([input.y],
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[[%%
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?
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]])
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AT_CHECK([bison input.y], [1], [],
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[input.y:2: invalid input: `?'
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input.y:3: fatal error: no rules in the input grammar
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])
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AT_CLEANUP
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## ----------------- ##
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## Invalid input 1. ##
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## ----------------- ##
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AT_SETUP([Invalid input: 1])
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AT_DATA([input.y],
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[[%%
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?
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]])
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AT_CHECK([bison input.y], [1], [],
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[input.y:2: invalid input: `?'
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input.y:3: fatal error: no rules in the input grammar
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])
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AT_CLEANUP
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## ----------------- ##
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## Invalid input 2. ##
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## ----------------- ##
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AT_SETUP([Invalid input: 2])
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AT_DATA([input.y],
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[[%%
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default: 'a' }
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]])
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AT_CHECK([bison input.y], [1], [],
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[input.y:2: invalid input: `}'
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])
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AT_CLEANUP
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## --------------------- ##
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## Invalid CPP headers. ##
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## --------------------- ##
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# AT_TEST_CPP_GUARD_H([INPUT-FILE-BASE)
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# -------------------------------------
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m4_define([AT_TEST_CPP_GUARD_H],
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[AT_SETUP([Invalid CPP guards: $1])
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# possibly create and nuke inner directories.
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m4_bmatch([$1], [[/]],
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[dirname=`AS_DIRNAME([$1])`
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AS_MKDIR_P([$dirname])
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AT_CLEANUP_FILES([$dirname])])
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AT_DATA([$1.y],
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[%%
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dummy:
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])
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AT_CHECK([bison --defines=$1.h $1.y])
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# CPP should be happy with it.
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AT_CHECK([$CC -E $1.h], 0, [ignore])
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AT_CLEANUP($1.y)
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])
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AT_TEST_CPP_GUARD_H([input/input])
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AT_TEST_CPP_GUARD_H([9foo])
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