Do not print performance waarning for internal compilation.

driver.py

@@ -24,13 +24,14 @@ def vecadd_prange(a, b):
 # def sin(a):
 #     return np.sin(a)
 
-a = dpnp.ones(10, dtype=dpnp.int64, usm_type="shared")
-b = dpnp.ones(10, dtype=dpnp.int64, usm_type="shared")
+a = dpnp.ones(1024, dtype=dpnp.int64, usm_type="shared")
+b = dpnp.ones(1024, dtype=dpnp.int64, usm_type="shared")
 
 print(a)
 c = vecadd(a, b)
 
 print(c)
+print(c.usm_type)
 # s = vecadd_prange(a, b)
 
 # a = sin(a)

numba_dpex/dpnp_iface/arrayobj.py

@@ -7,6 +7,7 @@
 from llvmlite.ir import Constant
 from numba import errors, types
 from numba.core import cgutils
+from numba.core import config as numba_config
 from numba.core.types.scalars import Float
 from numba.core.typing import signature
 from numba.core.typing.npydecl import parse_dtype as ty_parse_dtype
@@ -185,12 +186,18 @@ def impl(cls, allocsize, usm_type, device):
     return impl
 
 
+numba_config.DISABLE_PERFORMANCE_WARNINGS = 0
+
+
 @dpjit
 def _call_usm_allocator(arrtype, size, usm_type, device):
     """Trampoline to call the intrinsic used for allocation"""
     return arrtype._usm_allocate(size, usm_type, device)
 
 
+numba_config.DISABLE_PERFORMANCE_WARNINGS = 1
+
+
 @intrinsic
 def intrin_usm_alloc(typingctx, allocsize, usm_type, device):
     """Intrinsic to call into the allocator for Array"""