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| author | Alex Lam S.L <alexlamsl@gmail.com> | 2017-06-23 06:59:53 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-06-23 06:59:53 +0800 |
| commit | b3a57ff019bf5c64783f55e581aa4270a52d9d13 (patch) | |
| tree | 1a6c2c7e0d1ff081f15915f6cab03a201ab537bb | |
| parent | 3d5bc081851897648ccc71009a2138240fe41fa0 (diff) | |
| download | tracifyjs-b3a57ff019bf5c64783f55e581aa4270a52d9d13.tar.gz tracifyjs-b3a57ff019bf5c64783f55e581aa4270a52d9d13.zip | |
minimise `reduce_vars` cloning overhead (#2148)
| -rw-r--r-- | lib/compress.js | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/compress.js b/lib/compress.js index c332282f..8890759f 100644 --- a/lib/compress.js +++ b/lib/compress.js @@ -3887,7 +3887,7 @@ merge(Compressor.prototype, { var d = self.definition(); var fixed = self.fixed_value(); if (fixed instanceof AST_Defun) { - d.fixed = fixed = make_node(AST_Function, fixed, fixed).clone(true); + d.fixed = fixed = make_node(AST_Function, fixed, fixed); } if (compressor.option("unused") && fixed instanceof AST_Function @@ -3895,7 +3895,7 @@ merge(Compressor.prototype, { && !(d.scope.uses_arguments && d.orig[0] instanceof AST_SymbolFunarg) && !d.scope.uses_eval && compressor.find_parent(AST_Scope) === fixed.parent_scope) { - return fixed; + return fixed.clone(true); } if (compressor.option("evaluate") && fixed) { if (d.should_replace === undefined) { |