Function mlir_sys::mlirOpPassManagerGetNestedUnder

pub unsafe extern "C" fn mlirOpPassManagerGetNestedUnder(
    passManager: MlirOpPassManager,
    operationName: MlirStringRef
) -> MlirOpPassManager

Nest an OpPassManager under the provided OpPassManager, the nested passmanager will only run on operations matching the provided name. The returned OpPassManager will be destroyed when the parent is destroyed.