+# check negative number, without padding
+printf '%s\n' ' -42' >"$expected"
+fmttest -raw -format '%4(minus -42)' 0 >"$actual"
+check "$expected" "$actual"
+
+# check negative number, with padding
+# Output was "0-42" with nmh 1.6 and earlier.
+printf '%s\n' -042 >"$expected"
+fmttest -raw -format '%04(minus -42)' 0 >"$actual"
+check "$expected" "$actual"
+
+# check multiply
+printf '%s\n' 42 >"$expected"
+fmttest -raw -format '%(void(num 7))%(multiply 6)' 0 >"$actual"
+check "$expected" "$actual"