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fix not being able to dbg variable

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Folkert 2022-11-25 17:55:01 +01:00
parent 74e1bc412f
commit 07b7a93b9f
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3 changed files with 26 additions and 10 deletions
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10
crates/compiler/can/src/expr.rs
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@ -1065,12 +1065,20 @@ pub fn canonicalize_expr<'a>(
output.union(output1);
output.union(output2);
// the symbol is used to bind the condition `x = condition`, adn identify this `dbg`.
// That would cause issues if we dbg a variable, like `dbg y`, because in the IR we
// cannot alias variables. Hence, we make the dbg use that same variable `y`
let symbol = match &loc_condition.value {
Expr::Var(symbol, _) => *symbol,
_ => scope.gen_unique_symbol(),
};
(
Dbg {
loc_condition: Box::new(loc_condition),
loc_continuation: Box::new(loc_continuation),
variable: var_store.fresh(),
symbol: scope.gen_unique_symbol(),
symbol,
},
output,
)