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-rw-r--r--tests/arith2.sub58
1 files changed, 58 insertions, 0 deletions
diff --git a/tests/arith2.sub b/tests/arith2.sub
new file mode 100644
index 0000000..5475012
--- /dev/null
+++ b/tests/arith2.sub
@@ -0,0 +1,58 @@
+# 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/>.
+#
+echo $(( --7 ))
+echo $(( ++7 ))
+echo $(( -- 7 ))
+echo $(( ++ 7 ))
+
+((++array[0] ))
+echo $array
+(( ++ array[0] ))
+echo $array
+
+(( ++a ))
+echo $a
+(( ++ a ))
+echo $a
+
+(( --a ))
+echo $a
+(( -- a ))
+echo $a
+
+echo $(( 4 + ++a ))
+echo $a
+
+echo $(( 4+++a ))
+echo $a
+
+echo $(( 4---a ))
+echo $a
+
+echo $(( 4 - -- a ))
+echo $a
+
+(( -- ))
+echo $(( ---7 ))
+echo $(( -- - 7 ))
+
+(( ++ ))
+echo $(( ++7 ))
+echo $(( ++ + 7 ))
+
+echo $(( ++-7 ))
+echo $(( ++ - 7 ))
+
+echo $(( +--7 ))
+echo $(( -- + 7 ))