utilize stack member from base Error class

1 files changed, 3 insertions, 1 deletions

diff --git a/src/library_fs.js b/src/library_fs.js
index 1e7856aa..e6b060f6 100644
--- a/src/library_fs.js
+++ b/src/library_fs.js
@@ -1102,7 +1102,9 @@ mergeInto(LibraryManager.library, {
           }
         }
         this.message = ERRNO_MESSAGES[errno];
-        this.stack = stackTrace();
+#if ASSERTIONS
+        if (this.stack) this.stack = demangleAll(this.stack);
+#endif
       };
       FS.ErrnoError.prototype = new Error();
       FS.ErrnoError.prototype.constructor = FS.ErrnoError;