We cannot dereference the object if it had an error.

This patch fixes several asserts in clang-repl mode.

Author: vgvassilev

lib/Interpreter/CppInterOp.cpp

@@ -913,9 +913,9 @@ namespace Cpp {
       auto FDAorErr =
           compat::getSymbolAddress(*I, StringRef(get_mangled_name(FD)));
       if (llvm::Error Err = FDAorErr.takeError())
-        llvm::logAllUnhandledErrors(std::move(Err), llvm::errs(),
-                                    "Failed to GetFunctionAdress:");
-      return llvm::jitTargetAddressToPointer<void *>(*FDAorErr);
+        llvm::logAllUnhandledErrors(std::move(Err), llvm::errs(), "Failed to GetFunctionAdress:");
+      else
+        return llvm::jitTargetAddressToPointer<void*>(*FDAorErr);
     }
 
     return 0;