Prevent usage of ConstantArg for non-GPU targets
ConstantArg is intended for the "constant cache" address space on GPUs and really shouldn't be used on non-GPU architectures. (Simple constants should be read-only temporaries with initializers.)
ConstantArg is intended for the "constant cache" address space on GPUs and really shouldn't be used on non-GPU architectures. (Simple constants should be read-only temporaries with initializers.)