[Bug libfortran/52879] Pathological reseeding of PRNG generator genernates poor sequence

2019-02-22 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52879 --- Comment #7 from Dominique d'Humieres --- > I think the current implementation has a decent protection against bad seeds, > so lets close this as fixed. The least I can say is that I am not convinced about the "decent protection".

[Bug libfortran/52879] Pathological reseeding of PRNG generator genernates poor sequence

2019-02-22 Thread jb at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52879 Janne Blomqvist changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug libfortran/52879] Pathological reseeding of PRNG generator genernates poor sequence

2016-08-22 Thread jb at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52879 --- Comment #5 from Janne Blomqvist --- To be honest, I'm not sure that this test program really tests anything sensible. There is no rule in the secret black book of PRNG algorithm design, nor in the Fortran standard, that generating a single

[Bug libfortran/52879] Pathological reseeding of PRNG generator genernates poor sequence

2016-08-21 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52879 Dominique d'Humieres changed: What|Removed |Added Status|WAITING |NEW --- Comment #4 from

[Bug libfortran/52879] Pathological reseeding of PRNG generator genernates poor sequence

2016-08-21 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52879 Dominique d'Humieres changed: What|Removed |Added Status|NEW |WAITING CC|

[Bug libfortran/52879] Pathological reseeding of PRNG generator genernates poor sequence

2014-02-08 Thread kargl at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52879 --- Comment #2 from kargl at gcc dot gnu.org --- Potential patch http://gcc.gnu.org/ml/fortran/2014-02/msg00047.html

[Bug libfortran/52879] Pathological reseeding of PRNG generator genernates poor sequence

2014-01-07 Thread dominiq at lps dot ens.fr
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52879 Dominique d'Humieres dominiq at lps dot ens.fr changed: What|Removed |Added Status|UNCONFIRMED |NEW