> > The test would only pass for msp430x (and fail for msp430, which is > > the same target back-end). Do I need to redo the big patch, or would > > a separate one suffice? > > Separate is fine. Turns out it's mangled like this: __int20 foo (__int20 a, unsigned __int20 b); _Z3foou5int20u6uint20