[Triton-MLIR][BACKEND] make MMAv1 splitk works (#960)

python/src/triton.cc

@@ -1382,10 +1382,11 @@ void init_triton_translation(py::module &m) {
         llvm::SMDiagnostic error;
         std::unique_ptr<llvm::Module> module =
             llvm::parseIR(buffer->getMemBufferRef(), error, context);
-        if (!module)
+        if (!module) {
           llvm::report_fatal_error(
               "failed to parse IR: " + error.getMessage() +
               "lineno: " + std::to_string(error.getLineNo()));
+        }
 
         // translate module to PTX
         auto ptxCode =