T159183991: Error: EXC_SOFTWARE / SIGABRT at IGPyTorchFramework:-[MPS…

…ImageWrapperTrampoline endSynchronization:] (MPSImageWrapper.mm<line_num>):cpp_exception_clas (pytorch#122132)

Summary: Prevent crash by not throwing a C++ exception.

Test Plan: spongebobsandcastle

Reviewed By: SS-JIA

Differential Revision: D55036050

Pull Request resolved: pytorch#122132
Approved by: https://github.com/SS-JIA

aten/src/ATen/native/metal/mpscnn/MPSImageWrapper.mm

@@ -40,8 +40,7 @@ - (void)endSynchronization:(NSError*)error {
     if (_imageWrapper) {
       _imageWrapper->release();
     }
-    // throw an exception with error details
-    METAL_THROW_IF_ERROR(error, "Command buffer execution failed!");
+    // T159183991: ignore error. We prefer to not crash the app.
   }
 }