On Wed, 18 Jan 2017, Joseph Myers wrote: > Generally, I don't see tests added that these new functions are correct > for float, double and long double, which would detect such issues if run > for a target with IBM long double.
Specifically, I think gcc.dg/tg-tests.h should have tests added for __builtin_issubnormal and __builtin_iszero (i.e. have the existing test inputs also tested with the new functions). -- Joseph S. Myers jos...@codesourcery.com