> Are you using an old version of MLRISC? I remember there being > some changes related to the multiplication instructions about 6-9 months > ago, but the recent versions of MLRisc have been working fine for > me in the Moby compiler. Sorry, my message was confusing. MLton does not use MLRISC. SML/NJ version 110.34 uses MLRISC and is demonstrating a bug (in either SML/NJ or MLRISC) while compiling MLton.