Kenneth Zadeck <zad...@naturalbridge.com> writes: > see wide-int.h around line 290 > > the MAX_BITSIZE_MODE_ANY_INT is the largest mode on the machine. however > if the value coming in is an unsigned number of the type the represents > that mode, don't we loose a bit?
That was the +1 mentioned here: http://gcc.gnu.org/ml/gcc-patches/2013-11/msg03745.html I.e. it should be "widest supported arithmetic input + 1". Thanks, Richard