Twas brillig at 19:18:29 06.05.2008 UTC+04 when Alexey Tourbin did gyre and gimble:

 >> Info: Ada Library Information (*.ali) files are required to be read-only
 >>  (mode 0444) by GNAT. 
 >>  .
 >>  If at least one user can write the *.ali file, GNAT considers whether
 >>  or not to recompile the corresponding source file.  Such recompilation
 >>  would fail because normal users don't have write permission on the
 >>  files.  Moreover, such recompilation would defeat the purpose of
 >>  library packages, which provide *.a and *.so libraries to link against).

 AT> Это какой-то бред сельских дедов.  Рут может писать в файлы с любыми
 AT> правами доступа, хоть 000.

Расширенное описание теста кривое. GNAT просто проверяет три w-бита.

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JID: dottedmag@altlinux.org / dottedmag@jabber.dottedmag.net