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Merge remote-tracking branch 'origin/trunk' into tags-soa-phase-0

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Folkert 2021-08-11 17:25:00 +02:00
commit 0e66995437
62 changed files with 1590 additions and 693 deletions
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43
compiler/solve/src/solve.rs
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@ -1385,24 +1385,39 @@ fn deep_copy_var_help(
same @ EmptyRecord | same @ EmptyTagUnion | same @ Erroneous(_) => same,
Record(fields, ext_var) => {
let mut new_vars = Vec::with_capacity(fields.len());
for index in fields.iter_variables() {
let var = subs[index];
let copy_var = deep_copy_var_help(subs, max_rank, pools, var);
new_vars.push(copy_var);
}
let record_fields = {
let mut new_vars = Vec::with_capacity(fields.len());
let it = fields.iter_all().zip(new_vars).map(|((i1, _, i3), var)| {
let label = subs[i1].clone();
let record_field = subs[i3].map(|_| var);
for index in fields.iter_variables() {
let var = subs[index];
let copy_var = deep_copy_var_help(subs, max_rank, pools, var);
(label, record_field)
});
new_vars.push(copy_var);
}
// lifetime troubles
let vec: Vec<_> = it.collect();
let field_names_start = subs.field_names.len() as u32;
let variables_start = subs.variables.len() as u32;
let field_types_start = subs.record_fields.len() as u32;
let record_fields = RecordFields::insert_into_subs(subs, vec);
let mut length = 0;
for ((i1, _, i3), var) in fields.iter_all().zip(new_vars) {
let record_field = subs[i3].map(|_| var);
subs.field_names.push(subs[i1].clone());
subs.record_fields.push(record_field.map(|_| ()));
subs.variables.push(*record_field.as_inner());
length += 1;
}
RecordFields {
length,
field_names_start,
variables_start,
field_types_start,
}
};
Record(
record_fields,