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fix corner case in inline (#5410)

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fixes #5409
This commit is contained in:
Alex Lam S.L
2022-04-06 05:23:47 +01:00
committed by GitHub
parent ccd77d70db
commit 998c9792da
4 changed files with 50 additions and 20 deletions
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36
lib/compress.js
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@@ -13160,6 +13160,19 @@ Compressor.prototype.compress = function(node) {
return found;
}
function insert_assign(def, assign) {
var visited = [];
def.references.forEach(function(ref) {
var fixed = ref.fixed;
if (!fixed || !push_uniq(visited, fixed)) return;
if (fixed.assigns) {
fixed.assigns.unshift(assign);
} else {
fixed.assigns = [ assign ];
}
});
}
function init_ref(compressor, name) {
var sym = make_node(AST_SymbolRef, name, name);
var assign = make_node(AST_Assign, name, {
@@ -13173,16 +13186,7 @@ Compressor.prototype.compress = function(node) {
return assign.right;
};
sym.fixed.assigns = [ assign ];
var visited = [];
def.references.forEach(function(ref) {
var fixed = ref.fixed;
if (!fixed || !push_uniq(visited, fixed)) return;
if (fixed.assigns) {
fixed.assigns.unshift(assign);
} else {
fixed.assigns = [ assign ];
}
});
insert_assign(def, assign);
}
def.assignments++;
def.references.push(sym);
@@ -13391,12 +13395,12 @@ Compressor.prototype.compress = function(node) {
if (value) body.push(make_node(AST_SimpleStatement, call, { body: value }));
return;
}
body.push(make_node(AST_Var, call, {
definitions: [ make_node(AST_VarDef, call, {
name: argname.convert_symbol(AST_SymbolVar, process),
value: value || make_node(AST_Undefined, call).transform(compressor),
}) ],
}));
var defn = make_node(AST_VarDef, call, {
name: argname.convert_symbol(AST_SymbolVar, process),
value: value || make_node(AST_Undefined, call).transform(compressor),
});
if (argname instanceof AST_SymbolFunarg) insert_assign(argname.definition(), defn);
body.push(make_node(AST_Var, call, { definitions: [ defn ] }));
});
if (values.length) body.push(make_node(AST_SimpleStatement, call, {
body: make_sequence(call, values),