fix reduce_vars on do...while (#2596)

2017-12-15 16:33:19 +08:00
parent 8f681b1d17
commit 092d9affb8
2 changed files with 43 additions and 1 deletions
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -479,7 +479,17 @@ merge(Compressor.prototype, {
                    }
                    return true;
                }
-                if (node instanceof AST_DWLoop) {
+                if (node instanceof AST_Do) {
+                    var saved_loop = in_loop;
+                    in_loop = node;
+                    push();
+                    node.body.walk(tw);
+                    node.condition.walk(tw);
+                    pop();
+                    in_loop = saved_loop;
+                    return true;
+                }
+                if (node instanceof AST_While) {
                    var saved_loop = in_loop;
                    in_loop = node;
                    push();