diff options
Diffstat (limited to 'Porting/Glossary')
| -rw-r--r-- | Porting/Glossary | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Porting/Glossary b/Porting/Glossary index aef6a26de5..6995d08014 100644 --- a/Porting/Glossary +++ b/Porting/Glossary @@ -1005,6 +1005,13 @@ d_modfl (d_modfl.U): This variable conditionally defines the HAS_MODFL symbol, which indicates to the C program that the modfl() routine is available. +d_modfl_pow32_bug (d_modfl.U): + This variable conditionally defines the HAS_MODFL_POW32_BUG symbol, + which indicates that modfl() is broken for long doubles >= pow(2, 32). + For example from 4294967303.150000 one would get 4294967302.000000 + and 1.150000. The bug has been seen in certain versions of glibc, + release 2.2.2 is known to be okay. + d_mprotect (d_mprotect.U): This variable conditionally defines HAS_MPROTECT if mprotect() is available to modify the access protection of a memory mapped file. |