https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69573
--- Comment #5 from Chen Gang <gang.chen.5i5j at gmail dot com> --- (In reply to Martin Sebor from comment #2) > Patch posted for review: > https://gcc.gnu.org/ml/gcc-patches/2016-01/msg02372.html I do not known why let __SIZEOF_LONG_DOUBLE__ == 12 ? I guess we need use __SIZEOF_LONG_DOUBLE__ != 4 instead of. Thanks.