42 lines
1.2 KiB
Plaintext
42 lines
1.2 KiB
Plaintext
@node feenableexcept
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@subsection @code{feenableexcept}
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@findex feenableexcept
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LSB specification:@* @url{https://refspecs.linuxbase.org/LSB_5.0.0/LSB-Core-generic/LSB-Core-generic/baselib-feenableexcept.html}
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Documentation:
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@itemize
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@item
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@ifinfo
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@ref{Control Functions,,Floating-Point Control Functions,libc},
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@end ifinfo
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@ifnotinfo
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@url{https://www.gnu.org/software/libc/manual/html_node/Control-Functions.html},
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@end ifnotinfo
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@item
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@uref{https://www.kernel.org/doc/man-pages/online/pages/man3/feenableexcept.3.html,,man feenableexcept}.
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@end itemize
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Gnulib module: fenv-exceptions-trapping
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@mindex fenv-exceptions-trapping
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Portability problems fixed by Gnulib:
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@itemize
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@item
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This function is missing on some platforms:
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macOS 14, musl libc, FreeBSD 5.2.1, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11, Solaris 11.4, Cygwin 1.7.7, mingw, MSVC 14, Android 4.4.
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@item
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This function does not detect failures on
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glibc 2.19/aarch64, FreeBSD 12.2/arm, FreeBSD 12.2/arm64,
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@c src/sys/arch/{aarch64,arm}/include/fenv.h src/lib/libm/arch/aarch64/fenv.c
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NetBSD 10.0/arm64.
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@end itemize
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Portability problems not fixed by Gnulib:
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@itemize
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@item
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The resulting signal is @code{SIGILL} instead of @code{SIGFPE}
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on some platforms:
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Linux/hppa, macOS 14/arm64.
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@end itemize
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