kc3-lang/gnulib/doc/posix-functions/ilogb.texi

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• Hash : 1ac1751a
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  Date : 2021-01-06T11:06:25
  

  ilogb: Fix test failures on AIX 7.1 in 64-bit mode.
  
  * m4/ilogb.m4 (gl_FUNC_ILOGB_WORKS): Test also some denormalized
  argument.
  * doc/posix-functions/ilogb.texi: Mention the AIX bug.
  

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• doc/posix-functions/ilogb.texi

• @node ilogb
  @section @code{ilogb}
  @findex ilogb
  
  POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/ilogb.html}
  
  Gnulib module: ilogb
  
  Portability problems fixed by Gnulib:
  @itemize
  @item
  This function is missing on some platforms:
  Minix 3.1.8, MSVC 9.
  @item
  This function returns a wrong result for a zero argument on some platforms:
  OpenBSD 6.7, AIX 5.1.
  @item
  This function returns a wrong result for denormalized arguments on some platforms:
  AIX 7.1 64-bit.
  @item
  This function returns a wrong result for an infinite argument on some platforms:
  NetBSD 7.1, OpenBSD 6.7.
  @item
  This function returns a wrong result for a NaN argument on some platforms:
  NetBSD 7.1, OpenBSD 6.7.
  @end itemize
  
  Portability problems not fixed by Gnulib:
  @itemize
  @end itemize
  

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