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exit early from range checking

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Folkert 2022-05-21 18:28:11 +02:00
parent e3b6a38394
commit b46721e43b
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2 changed files with 80 additions and 37 deletions
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41
compiler/unify/src/unify.rs
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@ -454,9 +454,46 @@ fn check_valid_range(
range: VariableSubsSlice,
mode: Mode,
) -> Outcome {
let slice = subs.get_subs_slice(range).to_vec();
let slice = subs.get_subs_slice(range);
let content = subs.get_content_without_compacting(var);
let mut it = slice.iter().peekable();
macro_rules! is_in_range {
($var:expr) => {
if slice.contains(&$var) {
return Outcome::default();
}
};
}
if let Content::Alias(symbol, _, _, _) = content {
match *symbol {
Symbol::NUM_I8 => is_in_range!(Variable::I8),
Symbol::NUM_U8 => is_in_range!(Variable::U8),
Symbol::NUM_I16 => is_in_range!(Variable::I16),
Symbol::NUM_U16 => is_in_range!(Variable::U16),
Symbol::NUM_I32 => is_in_range!(Variable::I32),
Symbol::NUM_U32 => is_in_range!(Variable::U32),
Symbol::NUM_I64 => is_in_range!(Variable::I64),
Symbol::NUM_NAT => is_in_range!(Variable::NAT),
Symbol::NUM_U64 => is_in_range!(Variable::U64),
Symbol::NUM_I128 => is_in_range!(Variable::I128),
Symbol::NUM_U128 => is_in_range!(Variable::U128),
Symbol::NUM_DEC => is_in_range!(Variable::DEC),
Symbol::NUM_F32 => is_in_range!(Variable::F32),
Symbol::NUM_F64 => is_in_range!(Variable::F64),
Symbol::NUM_NUM | Symbol::NUM_INT | Symbol::NUM_FRAC => {
// these satisfy any range that they are given
return Outcome::default();
}
_ => {}
}
}
let vec = slice.to_vec();
let mut it = vec.iter().peekable();
while let Some(&possible_var) = it.next() {
let snapshot = subs.snapshot();
let old_pool = pool.clone();