PVS-Studio warning V523 for Clang

std::string RewriteObjC::SynthesizeBlockFunc(....)
{
  ...
  if (convertBlockPointerToFunctionPointer(QT))
    QT.getAsStringInternal(ParamStr,
                           Context->getPrintingPolicy());
  else
    QT.getAsStringInternal(ParamStr,
                           Context->getPrintingPolicy());
  ...
}

This suspicious code was found in Clang project by PVS-Studio static code analyzer.
Warning message is:
V523 The 'then' statement is equivalent to the 'else' statement. clangRewrite rewriteobjc.cpp 3361

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/