Pass options to cupy

Author: szymonlopaciuk

xobjects/context_cupy.py

@@ -419,6 +419,7 @@ def build_kernels(
         extra_cdef=None,
         extra_classes=(),
         extra_headers=(),
+        extra_compile_args=(),
         compile=True,  # noqa
     ) -> Dict[Tuple[str, tuple], "KernelCupy"]:
         if not compile:
@@ -454,7 +455,7 @@ def build_kernels(
             with open(save_source_as, "w") as fid:
                 fid.write(specialized_source)
 
-        module = cupy.RawModule(code=specialized_source)
+        module = cupy.RawModule(code=specialized_source, options=extra_compile_args)
 
         out_kernels = {}
         for pyname, kernel in kernel_descriptions.items():