[Pkg-javascript-commits] [uglifyjs] 419/491: fix `reduce_vars` on `AST_Accessor` (#2776)

[Jonas Smedegaard]

This is an automated email from the git hooks/post-receive script.

js pushed a commit to annotated tag debian/3.3.10-1
in repository uglifyjs.

commit e49416e4aaba8d057eefd8d4250fd2ba6c7a4e04
Author: Alex Lam S.L <alexlamsl at gmail.com>
Date:   Sat Jan 13 02:46:14 2018 +0800

    fix `reduce_vars` on `AST_Accessor` (#2776)
    
    fixes #2774
---
 lib/compress.js              |  3 ++-
 test/compress/reduce_vars.js | 26 ++++++++++++++++++++++++++
 2 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/lib/compress.js b/lib/compress.js
index 21d79b0..b35e453 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -467,8 +467,9 @@ merge(Compressor.prototype, {
             if (node instanceof AST_SymbolRef) d.references.push(node);
             d.fixed = false;
         });
-        def(AST_Accessor, function(tw, descend) {
+        def(AST_Accessor, function(tw, descend, compressor) {
             push(tw);
+            reset_variables(tw, compressor, this);
             descend();
             pop(tw);
             return true;
diff --git a/test/compress/reduce_vars.js b/test/compress/reduce_vars.js
index 3d993b9..ec0471a 100644
--- a/test/compress/reduce_vars.js
+++ b/test/compress/reduce_vars.js
@@ -5276,3 +5276,29 @@ duplicate_lambda_defun_name_2: {
     }
     expect_stdout: "0"
 }
+
+issue_2774: {
+    options = {
+        reduce_vars: true,
+        unused: true,
+    }
+    input: {
+        console.log({
+            get a() {
+                var b;
+                (b = true) && b.c;
+                b = void 0;
+            }
+        }.a);
+    }
+    expect: {
+        console.log({
+            get a() {
+                var b;
+                (b = true) && b.c;
+                b = void 0;
+            }
+        }.a);
+    }
+    expect_stdout: "undefined"
+}

-- 
Alioth's /usr/local/bin/git-commit-notice on /srv/git.debian.org/git/pkg-javascript/uglifyjs.git