1 files changed, 37 insertions, 0 deletions
diff --git a/test/compress/collapse_vars.js b/test/compress/collapse_vars.js
index cc6c5f9a..9fe5a93f 100644
--- a/test/compress/collapse_vars.js
+++ b/test/compress/collapse_vars.js
@@ -7308,3 +7308,40 @@ substitution_unary: {
         "true 42 42",
     ]
 }
+
+issue_3626_1: {
+    options = {
+        collapse_vars: true,
+    }
+    input: {
+        var a = "foo", b = 42;
+        a.p && (b = a) && a;
+        console.log(a, b);
+    }
+    expect: {
+        var a = "foo", b = 42;
+        a.p && (b = a) && a;
+        console.log(a, b);
+    }
+    expect_stdout: "foo 42"
+}
+
+issue_3626_2: {
+    options = {
+        collapse_vars: true,
+        conditionals: true,
+    }
+    input: {
+        var a = "foo", b = 42, c = null;
+        if (a && a.p)
+            if (b = a)
+                c++ + a;
+        console.log(a, b, c);
+    }
+    expect: {
+        var a = "foo", b = 42, c = null;
+        a && a.p && (b = a) && c++ + a;
+        console.log(a, b, c);
+    }
+    expect_stdout: "foo 42 null"
+}