------- Comment #5 from dave at hiauly1 dot hia dot nrc dot ca 2007-12-15 21:51 ------- Subject: Re: FAIL: gfortran.dg/nan_4.f90 -O tests for errors
> ------- Comment #4 from burnus at gcc dot gnu dot org 2007-12-15 21:03 > ------- > As jerry pointed out on IRC, the default integer size could be 8, which > explains the result. Try instead: > > print *, real(z'FFFFFFFF', 4) > print *, transfer(4294967295_8, 0.0_4) > print '(z12)', transfer(real(z'FFFFFFFF',4), 1_4) > print *, transfer(2143289344_8, 0.0_4) > print '(z12)', transfer(real(z'7FC00000',4), 1_4) > print *, real(z'7FC00000',4) > END With 4.2.3, the results for the above are: 4.2949673E+09 0.000000 4F800000 0.000000 4EFF8000 2.1432893E+09 The first version gave: 0.000000 4F800000 0.000000 4EFF8000 2.1432893E+09 Dave -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34482
