[jira] Created: (STDCXX-857) unexpected assertion from _rw_bufcat

[Travis Vitek (JIRA)]

unexpected assertion from _rw_bufcat
------------------------------------

                 Key: STDCXX-857
                 URL: https://issues.apache.org/jira/browse/STDCXX-857
             Project: C++ Standard Library
          Issue Type: Bug
          Components: Test Driver
    Affects Versions: 4.2.1
            Reporter: Travis Vitek
            Assignee: Travis Vitek
             Fix For: 4.2.1


Here is a testcase.

{noformat}
#include <rw_printf.h>
#include <string.h>
#include <stdlib.h>

int main (int argc, char* argv[])
{
    const char* s = 1 < argc ? argv [1] : "bug-zapper";

    char buffer [4];
    char *buf = buffer;

    size_t bufsize = sizeof buffer;

    rw_asnprintf (&buf, &bufsize, "%s", s);

    if (buf != buffer)
        free (buf);

    return 0;
}
{noformat}


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