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Begin support for looping-back recursive pointers to their source layouts

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This commit is contained in:
Ayaz Hafiz 2023-01-20 12:56:42 -06:00
parent a30a4e36ed
commit 8750127111
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GPG key ID: 0E2A37416A25EF58
17 changed files with 57 additions and 47 deletions
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4
crates/compiler/mono/src/code_gen_help/equality.rs
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@ -45,7 +45,7 @@ pub fn eq_generic<'a>(
eq_boxed(root, ident_ids, ctx, layout_interner, inner_layout)
}
Layout::LambdaSet(_) => unreachable!("`==` is not defined on functions"),
Layout::RecursivePointer => {
Layout::RecursivePointer(_) => {
unreachable!(
"Can't perform `==` on RecursivePointer. Should have been replaced by a tag union."
)
@ -451,7 +451,7 @@ fn eq_tag_fields<'a>(
// (If there are more than one, the others will use non-tail recursion)
let rec_ptr_index = field_layouts
.iter()
.position(|field| matches!(layout_interner.get(*field), Layout::RecursivePointer));
.position(|field| matches!(layout_interner.get(*field), Layout::RecursivePointer(_)));
let (tailrec_index, innermost_stmt) = match rec_ptr_index {
None => {