diff --git a/tests/baselines/reference/importHelpersInTsx.js b/tests/baselines/reference/importHelpersInTsx.js
index 29e43e191e8..104a81ce708 100644
--- a/tests/baselines/reference/importHelpersInTsx.js
+++ b/tests/baselines/reference/importHelpersInTsx.js
@@ -29,6 +29,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/objectRest.js b/tests/baselines/reference/objectRest.js
index 46255b24d70..be67699f2f2 100644
--- a/tests/baselines/reference/objectRest.js
+++ b/tests/baselines/reference/objectRest.js
@@ -43,13 +43,16 @@ var __rest = (this && this.__rest) || function (s, e) {
     var t = {};
     for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
         t[p] = s[p];
+    if (typeof Object.getOwnPropertySymbols === "function")
+        for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++) if (e.indexOf(s[i]) > 0)
+            t[i] = s[i];
     return t;
 };
 var o = { a: 1, b: 'no' };
 var clone = __rest(o, []);
 var { a } = o, justB = __rest(o, ["a"]);
 var { a, b: renamed } = o, empty = __rest(o, ["a", "b"]);
-var _a = 'b', renamed = o[_a], justA = __rest(o, [_a + ""]);
+var _a = 'b', renamed = o[_a], justA = __rest(o, [typeof _a === "symbol" ? _a : _a + ""]);
 var { 'b': renamed } = o, justA = __rest(o, ["b"]);
 var { b: { '0': n, '1': oooo } } = o, justA = __rest(o, ["b"]);
 let o2 = { c: 'terrible idea?', d: 'yes' };
@@ -71,6 +74,6 @@ var removable = new Removable();
 var { removed } = removable, removableRest = __rest(removable, ["removed"]);
 let computed = 'b';
 let computed2 = 'a';
-var _h = computed, stillNotGreat = o[_h], _j = computed2, soSo = o[_j], o = __rest(o, [_h + "", _j + ""]);
-(_k = computed, stillNotGreat = o[_k], _l = computed2, soSo = o[_l], o = __rest(o, [_k + "", _l + ""]), o);
+var _h = computed, stillNotGreat = o[_h], _j = computed2, soSo = o[_j], o = __rest(o, [typeof _h === "symbol" ? _h : _h + "", typeof _j === "symbol" ? _j : _j + ""]);
+(_k = computed, stillNotGreat = o[_k], _l = computed2, soSo = o[_l], o = __rest(o, [typeof _k === "symbol" ? _k : _k + "", typeof _l === "symbol" ? _l : _l + ""]), o);
 var _e, _g, _k, _l;
diff --git a/tests/baselines/reference/objectRestAssignment.js b/tests/baselines/reference/objectRestAssignment.js
index ae908eaa662..b3d47638aef 100644
--- a/tests/baselines/reference/objectRestAssignment.js
+++ b/tests/baselines/reference/objectRestAssignment.js
@@ -19,6 +19,9 @@ var __rest = (this && this.__rest) || function (s, e) {
     var t = {};
     for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
         t[p] = s[p];
+    if (typeof Object.getOwnPropertySymbols === "function")
+        for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++) if (e.indexOf(s[i]) > 0)
+            t[i] = s[i];
     return t;
 };
 let ka;
diff --git a/tests/baselines/reference/objectRestForOf.js b/tests/baselines/reference/objectRestForOf.js
index 00c3f79f296..7e76a27afbc 100644
--- a/tests/baselines/reference/objectRestForOf.js
+++ b/tests/baselines/reference/objectRestForOf.js
@@ -20,6 +20,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
@@ -27,6 +30,9 @@ var __rest = (this && this.__rest) || function (s, e) {
     var t = {};
     for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
         t[p] = s[p];
+    if (typeof Object.getOwnPropertySymbols === "function")
+        for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++) if (e.indexOf(s[i]) > 0)
+            t[i] = s[i];
     return t;
 };
 let array;
diff --git a/tests/baselines/reference/objectRestNegative.js b/tests/baselines/reference/objectRestNegative.js
index 767e0a98448..0c3188ed499 100644
--- a/tests/baselines/reference/objectRestNegative.js
+++ b/tests/baselines/reference/objectRestNegative.js
@@ -17,6 +17,9 @@ var __rest = (this && this.__rest) || function (s, e) {
     var t = {};
     for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
         t[p] = s[p];
+    if (typeof Object.getOwnPropertySymbols === "function")
+        for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++) if (e.indexOf(s[i]) > 0)
+            t[i] = s[i];
     return t;
 };
 var o = { a: 1, b: 'no' };
diff --git a/tests/baselines/reference/objectRestParameter.js b/tests/baselines/reference/objectRestParameter.js
index f8a4f2955d3..e7741e9298d 100644
--- a/tests/baselines/reference/objectRestParameter.js
+++ b/tests/baselines/reference/objectRestParameter.js
@@ -13,6 +13,9 @@ var __rest = (this && this.__rest) || function (s, e) {
     var t = {};
     for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
         t[p] = s[p];
+    if (typeof Object.getOwnPropertySymbols === "function")
+        for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++) if (e.indexOf(s[i]) > 0)
+            t[i] = s[i];
     return t;
 };
 function cloneAgain(_a) {
diff --git a/tests/baselines/reference/objectSpread.js b/tests/baselines/reference/objectSpread.js
index d1de48c5cab..492c926914a 100644
--- a/tests/baselines/reference/objectSpread.js
+++ b/tests/baselines/reference/objectSpread.js
@@ -87,6 +87,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/objectSpreadComputedProperty.js b/tests/baselines/reference/objectSpreadComputedProperty.js
index 90a22ce6ff5..db0b3d18668 100644
--- a/tests/baselines/reference/objectSpreadComputedProperty.js
+++ b/tests/baselines/reference/objectSpreadComputedProperty.js
@@ -16,6 +16,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/objectSpreadIndexSignature.js b/tests/baselines/reference/objectSpreadIndexSignature.js
index 22e92e6a844..500d592f185 100644
--- a/tests/baselines/reference/objectSpreadIndexSignature.js
+++ b/tests/baselines/reference/objectSpreadIndexSignature.js
@@ -23,6 +23,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/objectSpreadNegative.js b/tests/baselines/reference/objectSpreadNegative.js
index 6287f4559a7..828f3966819 100644
--- a/tests/baselines/reference/objectSpreadNegative.js
+++ b/tests/baselines/reference/objectSpreadNegative.js
@@ -77,6 +77,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/objectSpreadNegativeParse.js b/tests/baselines/reference/objectSpreadNegativeParse.js
index 297c56c3e62..da7fd0ca0d6 100644
--- a/tests/baselines/reference/objectSpreadNegativeParse.js
+++ b/tests/baselines/reference/objectSpreadNegativeParse.js
@@ -11,6 +11,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/objectSpreadStrictNull.js b/tests/baselines/reference/objectSpreadStrictNull.js
index 84604d728cd..4618b981478 100644
--- a/tests/baselines/reference/objectSpreadStrictNull.js
+++ b/tests/baselines/reference/objectSpreadStrictNull.js
@@ -27,6 +27,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/reactNamespaceJSXEmit.js b/tests/baselines/reference/reactNamespaceJSXEmit.js
index 3a21504bb80..f8ba072c891 100644
--- a/tests/baselines/reference/reactNamespaceJSXEmit.js
+++ b/tests/baselines/reference/reactNamespaceJSXEmit.js
@@ -18,6 +18,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/tsxExternalModuleEmit2.js b/tests/baselines/reference/tsxExternalModuleEmit2.js
index 6c01a48af78..442617f883a 100644
--- a/tests/baselines/reference/tsxExternalModuleEmit2.js
+++ b/tests/baselines/reference/tsxExternalModuleEmit2.js
@@ -24,6 +24,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/tsxReactEmit2.js b/tests/baselines/reference/tsxReactEmit2.js
index 80e3215e2b6..08a6ee696d7 100644
--- a/tests/baselines/reference/tsxReactEmit2.js
+++ b/tests/baselines/reference/tsxReactEmit2.js
@@ -21,6 +21,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/tsxReactEmit4.js b/tests/baselines/reference/tsxReactEmit4.js
index 33c835d1ab2..fe6692296ac 100644
--- a/tests/baselines/reference/tsxReactEmit4.js
+++ b/tests/baselines/reference/tsxReactEmit4.js
@@ -23,6 +23,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/tsxReactEmit5.js b/tests/baselines/reference/tsxReactEmit5.js
index c3e58d0a0da..0226f5d7e81 100644
--- a/tests/baselines/reference/tsxReactEmit5.js
+++ b/tests/baselines/reference/tsxReactEmit5.js
@@ -28,6 +28,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };
diff --git a/tests/baselines/reference/tsxReactEmit6.js b/tests/baselines/reference/tsxReactEmit6.js
index 85aa8c123c9..b406010ae79 100644
--- a/tests/baselines/reference/tsxReactEmit6.js
+++ b/tests/baselines/reference/tsxReactEmit6.js
@@ -33,6 +33,9 @@ var __assign = (this && this.__assign) || Object.assign || function(t) {
         s = arguments[i];
         for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
             t[p] = s[p];
+        if (typeof Object.getOwnPropertySymbols === "function")
+            for (var i = 0, s = Object.getOwnPropertySymbols(s); i < s.length; i++)
+                t[i] = s[i];
     }
     return t;
 };