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use invoke

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This commit is contained in:
Folkert 2021-04-23 11:22:32 +02:00
parent 6633f8ca9f
commit 2dab9c81d1
2 changed files with 18 additions and 10 deletions
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12
compiler/mono/src/inc_dec.rs
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@ -728,7 +728,13 @@ impl<'a> Context<'a> {
// the result of an invoke should not be touched in the fail branch
// but it should be present in the pass branch (otherwise it would be dead)
debug_assert!(case_live_vars.contains(symbol));
// NOTE: we cheat a bit here to allow `invoke` when generating code for `expect`
let is_dead = !case_live_vars.contains(symbol);
if is_dead && layout.is_refcounted() {
panic!("A variable of a reference-counted layout is dead; that's a bug!");
}
case_live_vars.remove(symbol);
let fail = {
@ -738,7 +744,9 @@ impl<'a> Context<'a> {
ctx.add_dec_for_alt(&case_live_vars, &alt_live_vars, b)
};
case_live_vars.insert(*symbol);
if !is_dead {
case_live_vars.insert(*symbol);
}
let pass = {
// TODO should we use ctor info like Lean?