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Merge branch 'master' into harmony-v3.0.9

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alexlamsl
2017-05-19 09:51:00 +08:00
parent 3db2001633 3408fc9d32
commit 02b14528fa
4 changed files with 56 additions and 5 deletions
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3
lib/compress.js
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@@ -84,6 +84,7 @@ function Compressor(options, false_by_default) {
unsafe_comps : false,
unsafe_math : false,
unsafe_proto : false,
unsafe_regexp : false,
unused : !false_by_default,
warnings : false,
}, true);
@@ -3911,7 +3912,7 @@ merge(Compressor.prototype, {
if (fixed) {
if (d.should_replace === undefined) {
var init = fixed.evaluate(compressor);
if (init !== fixed) {
if (init !== fixed && (compressor.option("unsafe_regexp") || !(init instanceof RegExp))) {
init = make_node_from_constant(init, fixed);
var value_length = init.optimize(compressor).print_to_string().length;
var fn;