diff --git a/hipamd/include/hip/hcc_detail/hip_runtime.h b/hipamd/include/hip/hcc_detail/hip_runtime.h
index 6c7850fbbc..13f6e6dd4c 100644
--- a/hipamd/include/hip/hcc_detail/hip_runtime.h
+++ b/hipamd/include/hip/hcc_detail/hip_runtime.h
@@ -446,22 +446,22 @@ void hipLaunchKernelGGL(F kernel, const dim3& numBlocks, const dim3& dimBlocks,
 #pragma push_macro("__DEVICE__")
 #define __DEVICE__ static __device__ __forceinline__
 
-extern "C" __device__ size_t __ockl_get_local_id(uint);
+extern "C" __device__ __attribute__((const)) size_t __ockl_get_local_id(uint);
 __DEVICE__ uint __hip_get_thread_idx_x() { return __ockl_get_local_id(0); }
 __DEVICE__ uint __hip_get_thread_idx_y() { return __ockl_get_local_id(1); }
 __DEVICE__ uint __hip_get_thread_idx_z() { return __ockl_get_local_id(2); }
 
-extern "C" __device__ size_t __ockl_get_group_id(uint);
+extern "C" __device__ __attribute__((const)) size_t __ockl_get_group_id(uint);
 __DEVICE__ uint __hip_get_block_idx_x() { return __ockl_get_group_id(0); }
 __DEVICE__ uint __hip_get_block_idx_y() { return __ockl_get_group_id(1); }
 __DEVICE__ uint __hip_get_block_idx_z() { return __ockl_get_group_id(2); }
 
-extern "C" __device__ size_t __ockl_get_local_size(uint);
+extern "C" __device__ __attribute__((const)) size_t __ockl_get_local_size(uint);
 __DEVICE__ uint __hip_get_block_dim_x() { return __ockl_get_local_size(0); }
 __DEVICE__ uint __hip_get_block_dim_y() { return __ockl_get_local_size(1); }
 __DEVICE__ uint __hip_get_block_dim_z() { return __ockl_get_local_size(2); }
 
-extern "C" __device__ size_t __ockl_get_num_groups(uint);
+extern "C" __device__ __attribute__((const)) size_t __ockl_get_num_groups(uint);
 __DEVICE__ uint __hip_get_grid_dim_x() { return __ockl_get_num_groups(0); }
 __DEVICE__ uint __hip_get_grid_dim_y() { return __ockl_get_num_groups(1); }
 __DEVICE__ uint __hip_get_grid_dim_z() { return __ockl_get_num_groups(2); }