PVS-StudioWarnings

PVS-Studio warning V668 for QT

Nov 11th, 2014
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C++ 0.71 KB | None | 0 0
  1. HRESULT STDMETHODCALLTYPE QWindowsEnumerate::Clone(
  2.   IEnumVARIANT **ppEnum)
  3. {
  4.   QWindowsEnumerate *penum = 0;
  5.   *ppEnum = 0;
  6.  
  7.   penum = new QWindowsEnumerate(array);
  8.   if (!penum)
  9.     return E_OUTOFMEMORY;
  10.   ....
  11. }
  12.  
  13. This suspicious code was found in QT project by PVS-Studio static code analyzer.
  14. Warning message is:
  15. V668 There is no sense in testing the 'penum' pointer against null, as the memory was allocated using the 'new' operator. The exception will be generated in the case of memory allocation error. qwindowsmsaaaccessible.cpp 141
  16.  
  17. PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/
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