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Add a note to fpectl docs that it's not built by default

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(bug #1556261).
 (backport from rev. 52307)
This commit is contained in:
Georg Brandl 2006-10-12 11:41:15 +00:00
parent dd4c398c27
commit 197e8052bd
1 changed files with 6 additions and 1 deletions
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7
Doc/lib/libfpectl.tex
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@ -7,6 +7,11 @@
\sectionauthor{Lee Busby}{busby1@llnl.gov}
\modulesynopsis{Provide control for floating point exception handling.}
\note{The \module{fpectl} module is not built by default, and its usage
is discouraged and may be dangerous except in the hand of
experts. See also the section \ref{fpectl-limitations} on
limitations for more details.}
Most computers carry out floating point operations\index{IEEE-754}
in conformance with the so-called IEEE-754 standard.
On any real computer,
@ -95,7 +100,7 @@ FloatingPointError: in math_1
\end{verbatim}
\subsection{Limitations and other considerations}
\subsection{Limitations and other considerations \label{fpectl-limitations}}
Setting up a given processor to trap IEEE-754 floating point
errors currently requires custom code on a per-architecture basis.