Disable Uglify reduce_vars (#2200)

fd2a800f · Dan Abramov · GitHub · c27d7650 · fd2a800f
Commit fd2a800f authored 7 years ago by Dan Abramov Committed by GitHub 7 years ago
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+4 -0
--- a/packages/react-scripts/config/webpack.config.prod.js
+++ b/packages/react-scripts/config/webpack.config.prod.js
@@ -280,6 +280,10 @@ module.exports = {
    new webpack.optimize.UglifyJsPlugin({
      compress: {
        warnings: false,
+        // This feature has been reported as buggy a few times, such as:
+        // https://github.com/mishoo/UglifyJS2/issues/1964
+        // We'll wait with enabling it by default until it is more solid.
+        reduce_vars: false,
      },
      output: {
        comments: false,