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Posted to dev@stdcxx.apache.org by "Travis Vitek (JIRA)" <ji...@apache.org> on 2007/09/05 00:40:44 UTC
[jira] Updated: (STDCXX-542) message catalog assert/crash after
opening multiple
[ https://issues.apache.org/jira/browse/STDCXX-542?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Travis Vitek updated STDCXX-542:
--------------------------------
Fix Version/s: 4.2.1
Affects Version/s: 4.1.2
4.1.3
4.1.4
2007-09-04 Travis Vitek <vi...@roguewave.com>
STDCXX-542
catalog.cpp (catclose): check bounds before index to avoid out of
bound access
Index: catalog.cpp
===================================================================
--- catalog.cpp (revision 570205)
+++ catalog.cpp (working copy)
@@ -134,7 +134,7 @@
delete __rw_catlist[i];
__rw_catlist[i] = 0;
CatVector::size_type j;
- for (j = i+1; __rw_catlist[j] && j < __rw_catlist.size(); j++)
+ for (j = i+1; j < __rw_catlist.size() && __rw_catlist[j]; j++)
__rw_catlist[j-1] = __rw_catlist[j];
if (j < __rw_catlist.size())
__rw_catlist[j] = 0;
> message catalog assert/crash after opening multiple
> ---------------------------------------------------
>
> Key: STDCXX-542
> URL: https://issues.apache.org/jira/browse/STDCXX-542
> Project: C++ Standard Library
> Issue Type: Bug
> Components: 22. Localization
> Affects Versions: 4.1.2, 4.1.3, 4.1.4
> Environment: Windows
> Reporter: Travis Vitek
> Assignee: Travis Vitek
> Fix For: 4.2.1
>
>
> The below code asserts/crashes reliably on windows, but runs to completion on at least one other platform. Note that I copied the rwstdmessages.dll from the examples directory to simplify the testcase.
> C:\build\stdcxx\build\msvc-8.0\15d\tests>type t.cpp
> #include <iostream>
> #include <locale>
> #include <cassert>
> // note same problem occurs even if catalog files are
> // different.
> #ifdef _WIN32
> # define CATALOG0 "rwstdmessages.dll"
> # define CATALOG1 "rwstdmessages.dll"
> #else
> # define CATALOG0 "./rwstdmessages.cat"
> # define CATALOG1 "./rwstdmessages.cat"
> #endif
> int main (int argc, char *argv[])
> {
> typedef std::messages<char> messagesT;
> const std::locale loc;
> const messagesT& msgs =
> std::use_facet<messagesT>(loc);
> const messagesT::catalog cat0 =
> msgs.open (CATALOG0, loc);
> assert(! (cat0 < 0)); // ensure open succeeded
> const messagesT::catalog cat1 =
> msgs.open (CATALOG1, loc);
> assert(! (cat1 < 0)); // ensure open succeeded
> msgs.close (cat1); // crash/assert here
> msgs.close (cat0);
> return 0;
> }
> C:\build\stdcxx\build\msvc-8.0\15d\tests>t
> C:\build\stdcxx\include\rw/_iterbase.h:436: class __rw::__rw_cat *&__thiscall __rw::__rw_debug_iter<class std::vector<class __rw::__rw_cat *,class std::allocator<class __rw::__rw_cat *> >,class __rw::__rw_cat * *,class __rw::__rw_cat * *>::operator *(void) const: Assertion '_C_is_dereferenceable ()'
> failed.
> This application has requested the Runtime to terminate it in an unusual way.
> Please contact the application's support team for more information.
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