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alignment in pattern match on single element tag union

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This commit is contained in:
Folkert 2020-11-24 22:36:09 +01:00
parent ccd2e0ecf4
commit 69734e837e
2 changed files with 46 additions and 1 deletions
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14
compiler/mono/src/ir.rs
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@ -5313,6 +5313,20 @@ pub fn from_can_pattern<'a>(
}],
};
let mut arguments = arguments.clone();
arguments.sort_by(|arg1, arg2| {
let ptr_bytes = 8;
let layout1 = layout_cache.from_var(env.arena, arg1.0, env.subs).unwrap();
let layout2 = layout_cache.from_var(env.arena, arg2.0, env.subs).unwrap();
let size1 = layout1.alignment_bytes(ptr_bytes);
let size2 = layout2.alignment_bytes(ptr_bytes);
size2.cmp(&size1)
});
let mut mono_args = Vec::with_capacity_in(arguments.len(), env.arena);
for ((_, loc_pat), layout) in arguments.iter().zip(field_layouts.iter()) {
mono_args.push((