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check for negation overflow in division test

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This commit is contained in:
collin 2020-08-03 15:38:47 -07:00
parent 95984c98c9
commit d08364b71b
1 changed files with 8 additions and 1 deletions
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9
compiler/tests/integers/int_macro.rs
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@ -115,11 +115,18 @@ macro_rules! test_int {
let a: $type_ = rand::random();
let b: $type_ = rand::random();
// make sure that we can calculate the inverse of each number
// Leo signed integer division is non-wrapping. Thus attempting to calculate a
// division result that wraps should be ignored here.
if a.checked_neg().is_none() || b.checked_neg().is_none() {
continue;
}
let bytes = include_bytes!("div.leo");
let mut program = parse_program(bytes).unwrap();
// expect an error when dividing by zero
if b == 0 || b == <$type_>::MIN || a == <$type_>::MIN {
if b == 0 {
let main_input = generate_main_input(vec![
("a", Some(InputValue::Integer($integer_type, a.to_string()))),
("b", Some(InputValue::Integer($integer_type, b.to_string()))),