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New module 'fma'. * lib/math.in.h (fma): New declaration. * lib/fma.c: New file. * m4/fma.m4: New file. * m4/fegetround.m4: New file. * m4/math_h.m4 (gl_MATH_H): Test whethern fma is declared. (gl_MATH_H_DEFAULTS): Initialize GNULIB_FMA, HAVE_FMA, REPLACE_FMA. * modules/math (Makefile.am): Substitute GNULIB_FMA, HAVE_FMA, REPLACE_FMA. * modules/fma: New file. * doc/posix-functions/fma.texi: Mention the new module and the various bugs.
author Bruno Haible <bruno@clisp.org>
date Mon, 17 Oct 2011 23:48:01 +0200
parents 6355dc4626b5
children 498a2211d839
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1 @node fma
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2 @section @code{fma}
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3 @findex fma
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4
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5 POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/fma.html}
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7 Gnulib module: fma
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9 Portability problems fixed by Gnulib:
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10 @itemize
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11 @item
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12 This function is missing on some platforms:
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13 FreeBSD 5.2.1, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11, IRIX 6.5, OSF/1 4.0, Solaris 9, MSVC 9, Interix 3.5.
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14 @item
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15 This function produces wrong results on some platforms:
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16 glibc 2.11, MacOS X 10.5, FreeBSD 6.4/x86, OSF/1 5.1, Cygwin 1.5, mingw.
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17 @end itemize
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19 Portability problems not fixed by Gnulib:
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20 @itemize
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21 @end itemize