Examples of errors detected by the V504 diagnostic

V504. Semicolon ';' is probably missing after the 'return' keyword.

Inkscape

V504 It is highly probable that the semicolon ';' is missing after 'return' keyword. svg-fonts-dialog.cpp 167

void GlyphComboBox::update(SPFont* spfont)
{
  if (!spfont) return // <=
//TODO: figure out why do we need to append("")
// before clearing items properly...

//Gtk is refusing to clear the combobox
//when I comment out this line
  this->append("");
  this->remove_all();
}

Kodi

V504 It is highly probable that the semicolon ';' is missing after 'return' keyword. AdvancedSettings.cpp:1476

void CAdvancedSettings::SetExtraArtwork(const TiXmlElement* arttypes,
   std::vector<std::string>& artworkMap)
{
  if (!arttypes)
    return
  artworkMap.clear();
  const TiXmlNode* arttype = arttypes->FirstChild("arttype");
  ....
}

LLVM/Clang

V504 [CWE-841] It is highly probable that the semicolon ';' is missing after 'return' keyword. FunctionLoweringInfo.cpp 454

void FunctionLoweringInfo::ComputePHILiveOutRegInfo(const PHINode *PN) {
  ....
  Register DestReg = It->second;
  if (DestReg == 0)
    return
  assert(Register::isVirtualRegister(DestReg) && "Expected a virtual reg");
  LiveOutRegInfo.grow(DestReg);
  ....
}