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Compiler Error C3054

  • Artikkeli

'#pragma omp parallel' is currently not supported in a generic class or function

Remarks

For more information, see Generics and OpenMP.

This error is obsolete in Visual Studio 2022 and later versions.

Example

The following sample generates C3054.

// C3054.cpp
// compile with: /openmp /clr /c
#include <omp.h>

ref struct MyBaseClass {
   // Delete the following 7 lines to resolve.
   generic <class ItemType>
   void Test(ItemType i) {   // C3054
      #pragma omp parallel num_threads(4)
      {
         int i = omp_get_thread_num();
      }
   }

   // OK
   void Test2() {
      #pragma omp parallel num_threads(4)
      {
         int i = omp_get_thread_num();
      }
   }
};