150   if (const UnaryOperator *UO = dyn_cast<UnaryOperator>(E)) {  in isKnownToHaveBooleanValue()  local
151     switch (UO->getOpcode()) {  in isKnownToHaveBooleanValue()
153       return UO->getSubExpr()->isKnownToHaveBooleanValue();  in isKnownToHaveBooleanValue()
1122   } else if (UnaryOperator *UO = dyn_cast<UnaryOperator>(CEE)) {  in getCalleeDecl()  local
1123     if (UO->getOpcode() == UO_Deref)  in getCalleeDecl()
1124       CEE = UO->getSubExpr()->IgnoreParenCasts();  in getCalleeDecl()
1936     const UnaryOperator *UO = cast<UnaryOperator>(this);  in isUnusedResultAWarning()  local
1938     switch (UO->getOpcode()) {  in isUnusedResultAWarning()
1954       if (Ctx.getCanonicalType(UO->getSubExpr()->getType())  in isUnusedResultAWarning()
1959       return UO->getSubExpr()->isUnusedResultAWarning(WarnE, Loc, R1, R2, Ctx);  in isUnusedResultAWarning()
1962     Loc = UO->getOperatorLoc();  in isUnusedResultAWarning()
1963     R1 = UO->getSubExpr()->getSourceRange();  in isUnusedResultAWarning()