Fix ConsumeOperatorCopyableValuesChecker to ignore trivial values.

Author: atrick

lib/SILOptimizer/Mandatory/ConsumeOperatorCopyableValuesChecker.cpp

@@ -428,7 +428,9 @@ bool ConsumeOperatorCopyableValuesChecker::check() {
   for (auto &block : *fn) {
     for (auto &ii : block) {
       if (auto *mvi = dyn_cast<MoveValueInst>(&ii)) {
-        if (mvi->isFromVarDecl() && !mvi->getType().isMoveOnly()) {
+        if (mvi->isFromVarDecl()
+            && mvi->getOwnershipKind() != OwnershipKind::None
+            && !mvi->getType().isMoveOnly()) {
           LLVM_DEBUG(llvm::dbgs()
                      << "Found lexical lifetime to check: " << *mvi);
           valuesToCheck.insert(mvi);