Add another fix for the parse bug and a test

src/bc/parse.c

@@ -1332,6 +1332,7 @@ static BcParseStatus bc_parse_expr_err(BcParse *p, uint8_t flags,
 				                  flags & ~BC_PARSE_NOCALL);
 				rprn = (prev == BC_INST_CALL);
 				nexprs += 1;
+				flags &= ~(BC_PARSE_ARRAY);
 
 				break;
 			}

tests/bc/errors.txt

@@ -233,6 +233,7 @@ bytes(1) + 4
 4e-4.2
 a[2^63] = 1
 ibase = 100
+length(l[] + i[])
 length("string")
 abs("string")
 abs(a[])