Files
bison/examples/d/calc.test
Adela Vais f3bcb3de0e examples: d: fix the handling of unary +
It was interpreting "+exp" as "-exp".

* examples/d/calc.y: Fix.
* examples/d/calc.test: Check it.
2020-09-02 07:38:42 +02:00

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#! /bin/sh
# Copyright (C) 2018-2020 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
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
cat >input <<EOF
1 + 2 * 3
EOF
run 0 7
cat >input <<EOF
+1 + +2 * +3
EOF
run 0 7
cat >input <<EOF
-1 + -2 * -3
EOF
run 0 5
cat >input <<EOF
1 + 2 * * 3
EOF
run 1 "err: syntax error, unexpected *, expecting + or - or ( or number"