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From "Martin Sebor (JIRA)" <j...@apache.org>
Subject [jira] Updated: (STDCXX-51) infinity, NaN formatted differently on different platforms
Date Fri, 23 May 2008 21:15:55 GMT

     [ https://issues.apache.org/jira/browse/STDCXX-51?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Martin Sebor updated STDCXX-51:
-------------------------------

             Severity: Incorrect Behavior
    Affects Version/s: 4.2.1
        Fix Version/s:     (was: 4.2.1)
                       4.2.2

Scheduled full fix for 4.2.2.

> infinity, NaN formatted differently on different platforms
> ----------------------------------------------------------
>
>                 Key: STDCXX-51
>                 URL: https://issues.apache.org/jira/browse/STDCXX-51
>             Project: C++ Standard Library
>          Issue Type: Improvement
>          Components: 22. Localization
>    Affects Versions: 4.1.2, 4.1.3, 4.1.4, 4.2.0, 4.2.1
>         Environment: all
>            Reporter: Martin Sebor
>            Assignee: Martin Sebor
>            Priority: Minor
>             Fix For: 4.2.2
>
>         Attachments: num_put.diff
>
>   Original Estimate: 13h
>          Time Spent: 13h
>  Remaining Estimate: 0h
>
> The output of the program below is different depending on the operating system it runs
on. It should be the same (preferably like that on AIX).
> {noformat}
> $ cat u.cpp && uname -sr && make u -r && ./u
> #include <iostream>
> #include <limits>
> int main ()
> {
>     std::cout << std::numeric_limits<double>::infinity () << '\n'
>               << std::numeric_limits<double>::quiet_NaN () << '\n'
>               << std::numeric_limits<double>::signaling_NaN () << '\n';

> }
> SunOS 5.9
> gcc -c -I/build/sebor/dev/stdlib/include/ansi -D_RWSTDDEBUG   -pthreads -D_RWSTD_USE_CONFIG
-I/build/sebor/gcc-3.4.3-15s/include -I/build/sebor/dev/stdlib/include -I/build/sebor/dev/stdlib/examples/include
 -pedantic -nostdinc++ -g  -Wall -W -Wcast-qual -Winline -Wshadow -Wwrite-strings -Wno-long-long
 u.cpp
> gcc u.o -o u -pthreads -L/build/sebor/gcc-3.4.3-15s/lib -lstd15s  -lsupc++ -lm
> rm u.o
> inf
> nan
> nan
> $ uname -vs && gmake u -r && ./u
> AIX 5
> xlCcore_r -c -I/build/sebor/dev/stdlib/include/ansi -D_RWSTDDEBUG    -D_RWSTD_USE_CONFIG
-I/build/sebor/vacpp-7.0.0.3-15D/include -I/build/sebor/dev/stdlib/include -I/build/sebor/dev/stdlib/examples/include
 -g  -q64  -qtemplateregistry=u.ti   u.cpp
> xlCcore_r u.o -o u -I/build/sebor/dev/stdlib/include/ansi -D_RWSTDDEBUG    -D_RWSTD_USE_CONFIG
-liconv -brtl   -q64 -I/build/sebor/dev/stdlib/include/ansi -D_RWSTDDEBUG    -D_RWSTD_USE_CONFIG
-I/build/sebor/vacpp-7.0.0.3-15D/include -I/build/sebor/dev/stdlib/include -I/build/sebor/dev/stdlib/examples/include
 -qtemplateregistry=u.ti -L/build/sebor/vacpp-7.0.0.3-15D/lib -lstd15D   -lm
> rm u.o
> inf
> nanq
> nans
> {noformat}

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