lib: check SharedArrayBuffer availability in freeze_intrinsics.js

PR-URL: #49482 Reviewed-By: Antoine du Hamel <[email protected]> Reviewed-By: Luigi Pinca <[email protected]> Reviewed-By: Michaël Zasso <[email protected]> Reviewed-By: Yagiz Nizipli <[email protected]>
nodejs · Sep 6, 2023 · cfe4166 · cfe4166
1 parent d8eb8d0
commit cfe4166
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/lib/internal/freeze_intrinsics.js b/lib/internal/freeze_intrinsics.js
@@ -203,7 +203,6 @@ module.exports = function() {
 
     // 25 Structured Data
     ArrayBufferPrototype, // 25.1
-    SharedArrayBuffer.prototype, // 25.2
     DataViewPrototype, // 25.3
 
     // 26 Managing Memory
@@ -309,7 +308,6 @@ module.exports = function() {
 
     // 25 Structured Data
     ArrayBuffer, // 25.1
-    SharedArrayBuffer, // 25.2
     DataView, // 25.3
     Atomics, // 25.4
     // eslint-disable-next-line node-core/prefer-primordials
@@ -354,6 +352,11 @@ module.exports = function() {
     WebAssembly,
   ];
 
+  if (typeof SharedArrayBuffer !== 'undefined') { // 25.2
+    ArrayPrototypePush(intrinsicPrototypes, SharedArrayBuffer.prototype);
+    ArrayPrototypePush(intrinsics, SharedArrayBuffer);
+  }
+
   if (typeof Intl !== 'undefined') {
     ArrayPrototypePush(intrinsicPrototypes,
                        Intl.Collator.prototype,