Fix NVCC Warnings (#308)

Author: junrushao

include/tvm/runtime/logging.h

@@ -353,7 +353,10 @@ class LogFatal {
 #pragma disagnostic push
 #pragma warning(disable : 4722)
 #endif
-  [[noreturn]] ~LogFatal() TVM_THROW_EXCEPTION { GetEntry().Finalize(); }
+  [[noreturn]] ~LogFatal() TVM_THROW_EXCEPTION {
+    GetEntry().Finalize();
+    throw;
+  }
 #ifdef _MSC_VER
 #pragma disagnostic pop
 #endif
@@ -366,7 +369,7 @@ class LogFatal {
       this->file_ = file;
       this->lineno_ = lineno;
     }
-    [[noreturn]] TVM_NO_INLINE dmlc::Error Finalize() {
+    [[noreturn]] TVM_NO_INLINE dmlc::Error Finalize() TVM_THROW_EXCEPTION {
       InternalError error(file_, lineno_, stream_.str());
 #if DMLC_LOG_BEFORE_THROW
       std::cerr << error.what() << std::endl;