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On Thu, Aug 4, 2011 at 3:33 AM, Caolán McNamara <caolanm@redhat.com> wrote:
On Wed, 2011-08-03 at 23:56 +0200, Julien Nabet wrote:
Hello,

In svl/source/items/itemset.cxx b/svl/source/items/itemset.cxx, I
noticed the use of va_start without va_end.
I read it could create undefined behaviour, so I propose this simple patch.

...
+        va_end(pArgs);
      }
  }

If it's ok, i can commit and push it on master.

The va_end is tucked away hidden inside InitializeRanges_Impl in
svl/source/items/nranges.cxx

The va_end manpage, on linux says:
"Each invocation of va_start() must be matched by a corresponding
invocation of va_end() in the _same function_"
 (emphasis is mine)
 so it's not just ugly, but also 'wrong'...

Norbert

Context


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