[OpenMP] Fix an issue of wrong return type of DeviceRTLTy::getNumOfDe…

…vices

Summary: There is a typo in DeviceRTLTy::getNumOfDevices that the type of its return value is bool. It will lead to a problem of wrong device number returned from omp_get_num_devices.

Reviewers: jdoerfert

Reviewed By: jdoerfert

Subscribers: yaxunl, guansong, openmp-commits

Tags: #openmp

Differential Revision: https://reviews.llvm.org/D79255

openmp/libomptarget/plugins/cuda/src/rtl.cpp

@@ -380,7 +380,7 @@ class DeviceRTLTy {
     return DeviceId >= 0 && DeviceId < NumberOfDevices;
   }
 
-  bool getNumOfDevices() const { return NumberOfDevices; }
+  int getNumOfDevices() const { return NumberOfDevices; }
 
   void setRequiresFlag(const int64_t Flags) { this->RequiresFlags = Flags; }