make bootstrapping work under the new integer promotion rules
make bootstrapping work under the new integer promotion rules

dom96/Nim,russpowers/Nim,russpowers/Nim,dom96/Nim,dom96/Nim,dom96/Nim,dom96/Nim,dom96/Nim,russpowers/Nim,russpowers/Nim,russpowers/Nim,russpowers/Nim,russpowers/Nim,dom96/Nim