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fix corner case in if_return (#5675)

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This commit is contained in:
Alex Lam S.L
2022-09-22 16:27:06 +01:00
committed by GitHub
parent 43ec350cd2
commit 37d3e4feaa
2 changed files with 33 additions and 4 deletions
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5
lib/compress.js
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@@ -1828,12 +1828,11 @@ Compressor.prototype.compress = function(node) {
return wrap ? make_sequence(orig, [ make_node(AST_Number, orig, { value: 0 }), val ]) : val;
}
function merge_expression(base, target, scope) {
function merge_expression(base, target) {
var fixed_by_id = new Dictionary();
base.walk(new TreeWalker(function(node) {
if (!(node instanceof AST_SymbolRef)) return;
var def = node.definition();
if (scope && def.scope.resolve() !== scope) return;
var fixed = node.fixed;
if (!fixed || !fixed_by_id.has(def.id)) {
fixed_by_id.set(def.id, fixed);
@@ -3836,7 +3835,7 @@ Compressor.prototype.compress = function(node) {
case 2:
value = value.tail_node();
}
merge_expression(value, jump.value, scope);
merge_expression(value, jump.value);
}
function next_index(i) {