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fix stack size of empty tag union

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Folkert 2022-07-23 23:10:56 +02:00
parent aa08256aef
commit c09cb4e3ea
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5 changed files with 112 additions and 85 deletions
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16
crates/repl_eval/src/eval.rs
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@ -238,16 +238,12 @@ fn tag_id_from_data<'a, M: ReplAppMemory>(
.unwrap();
let tag_id_addr = data_addr + offset as usize;
match union_layout.tag_id_builtin() {
Builtin::Bool => mem.deref_bool(tag_id_addr) as i64,
Builtin::Int(IntWidth::U8) => mem.deref_u8(tag_id_addr) as i64,
Builtin::Int(IntWidth::U16) => mem.deref_u16(tag_id_addr) as i64,
Builtin::Int(IntWidth::U64) => {
// used by non-recursive unions at the
// moment, remove if that is no longer the case
mem.deref_i64(tag_id_addr)
}
_ => unreachable!("invalid tag id layout"),
use roc_mono::layout::Discriminant::*;
match union_layout.discriminant() {
U0 => 0,
U1 => mem.deref_bool(tag_id_addr) as i64,
U8 => mem.deref_u8(tag_id_addr) as i64,
U16 => mem.deref_u16(tag_id_addr) as i64,
}
}