fix inline after single-use reduce_vars (#2623)

2017-12-19 22:19:33 +08:00
parent 01057cf76d
commit 2273655c17
2 changed files with 74 additions and 1 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -4004,7 +4004,9 @@ merge(Compressor.prototype, {
            var catches = Object.create(null);
            do {
                scope = compressor.parent(level++);
-                if (scope instanceof AST_Catch) {
+                if (scope instanceof AST_SymbolRef) {
+                    scope = scope.fixed_value();
+                } else if (scope instanceof AST_Catch) {
                    catches[scope.argname.name] = true;
                }
            } while (!(scope instanceof AST_Scope));