Mercurial > hg > octave-kai > gnulib-hg
changeset 16052:3e022c4e0316
Doc about floating-point and math API.
* doc/posix-headers/float.texi: Mention problem with FLT_ROUNDS.
* doc/posix-headers/math.texi: Mention problem with math_errhandling.
author | Bruno Haible <bruno@clisp.org> |
---|---|
date | Mon, 07 Nov 2011 00:22:31 +0100 |
parents | ad562dcd34c2 |
children | 48e53ddfb126 |
files | ChangeLog doc/posix-headers/float.texi doc/posix-headers/math.texi |
diffstat | 3 files changed, 13 insertions(+), 0 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2011-11-06 Bruno Haible <bruno@clisp.org> + + Doc about floating-point and math API. + * doc/posix-headers/float.texi: Mention problem with FLT_ROUNDS. + * doc/posix-headers/math.texi: Mention problem with math_errhandling. + 2011-11-06 Bruno Haible <bruno@clisp.org> stdalign tests: Skip the test when compiled by Sun C.
--- a/doc/posix-headers/float.texi +++ b/doc/posix-headers/float.texi @@ -25,4 +25,8 @@ Portability problems not fixed by Gnulib: @itemize +@item +The macro @code{FLT_ROUNDS} is a constant expression and does not represent +the current rounding mode on some platforms: +glibc 2.11, HP-UX 11, mingw. @end itemize
--- a/doc/posix-headers/math.texi +++ b/doc/posix-headers/math.texi @@ -32,4 +32,7 @@ @item @code{NAN} is not a compile time constant with some compilers: OSF/1 with Compaq (ex-DEC) C 6.4. +@item +The macro or variable @code{math_errhandling} is not defined on some platforms: +glibc 2.11, OpenBSD 4.9, NetBSD 5.1, UP-UX 11, IRIX 6.5, OSF/1 5.1, Cygwin 1.7.9, mingw, MSVC 9. @end itemize