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

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• Hash : 8938f22c
  Author :
  Date : 2010-12-21T17:41:03
  

  New module 'floor-ieee'.
  
  * modules/floor-ieee: New file.
  * m4/floor.m4 (gl_FUNC_FLOOR): Require gl_MATH_H_DEFAULTS. If
  gl_FUNC_FLOOR_IEEE is also used, test whether floor works according to
  ISO C 99 with IEC 60559.
  * m4/floor-ieee.m4: New file.
  * modules/floor (Files): Add lib/floor.c.
  (Depends-on): Add 'float'.
  (configure.ac): Invoke gl_MATH_MODULE_INDICATOR.
  * lib/math.in.h (floor): New declaration.
  * m4/math_h.m4 (gl_MATH_H_DEFAULTS): Initialize GNULIB_FLOOR,
  REPLACE_FLOOR.
  * modules/math (Makefile.am): Substitute GNULIB_FLOOR, REPLACE_FLOOR.
  * modules/floor-ieee-tests: New file.
  * tests/test-floor-ieee.c: New file, based on tests/test-floorf-ieee.c.
  * tests/test-math-c++.cc: Check the signature of 'floor'.
  * doc/posix-functions/floor.texi: Mention the new module.
  

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• doc/posix-functions/floor.texi

• @node floor
  @section @code{floor}
  @findex floor
  
  POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/floor.html}
  
  Gnulib module: floor or floor-ieee
  
  Portability problems fixed by either Gnulib module @code{floor} or @code{floor-ieee}:
  @itemize
  @end itemize
  
  Portability problems fixed by Gnulib module @code{floor-ieee}:
  @itemize
  @item
  This function returns a positive zero for a minus zero argument
  on some platforms:
  OSF/1 5.1.
  @end itemize
  
  Portability problems not fixed by Gnulib:
  @itemize
  @end itemize
  

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