fix corner case in `conditionals` (#4777)

1 files changed, 23 insertions, 1 deletions

diff --git a/test/compress/spreads.js b/test/compress/spreads.js
index a3a70035..ba10167a 100644
--- a/test/compress/spreads.js
+++ b/test/compress/spreads.js
@@ -85,7 +85,7 @@ collapse_vars_4: {
     node_version: ">=6"
 }
 
-conditionals_farg: {
+conditionals_farg_1: {
     options = {
         conditionals: true,
     }
@@ -107,6 +107,28 @@ conditionals_farg: {
     node_version: ">=6"
 }
 
+conditionals_farg_2: {
+    options = {
+        conditionals: true,
+        pure_getters: "strict",
+        reduce_vars: true,
+    }
+    input: {
+        var log = console.log;
+        (function(a) {
+            return a.length ? log(...a) : log("FAIL");
+        })([ "PASS" ]);
+    }
+    expect: {
+        var log = console.log;
+        (function(a) {
+            return a.length ? log(...a) : log("FAIL");
+        })([ "PASS" ]);
+    }
+    expect_stdout: "PASS"
+    node_version: ">=6"
+}
+
 dont_inline: {
     options = {
         inline: true,