Michel Normand wrote: > [ 51s] Cus428Midi.cc:83:1: error: narrowing conversion of '-1' from 'int' to 'char' inside { } [-Wnarrowing] > > - -1, -1, -1, -1, -1, -1 > + (char)-1, (char)-1, (char)-1, (char)-1, (char)-1, (char)-1 The warning is wrong, because the value is a constant that fits into the narrower type. Regards, Clemens