potrs.hpp

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//
// Copyright (c) 2025, University of Colorado Denver. All rights reserved.
//
// This file is part of <T>LAPACK.
// <T>LAPACK is free software: you can redistribute it and/or modify it under
// the terms of the BSD 3-Clause license. See the accompanying LICENSE file.
 
#ifndef TLAPACK_LEGACY_POTRS_HH
#define TLAPACK_LEGACY_POTRS_HH
 
#include "tlapack/lapack/potrs.hpp"
 
namespace tlapack {
namespace legacy {
 
    template <class uplo_t, typename T>
    int potrs(uplo_t uplo,
              idx_t n,
              idx_t nrhs,
              const T* A,
              idx_t lda,
              T* B,
              idx_t ldb)
    {
        using internal::create_matrix;
 
        // Check arguments
        tlapack_check_false(uplo != Uplo::Lower && uplo != Uplo::Upper);
 
        // Matrix views
        const auto A_ = create_matrix<T>((T*)A, n, n, lda);
        auto B_ = create_matrix<T>(B, n, nrhs, ldb);
 
        return potrs(uplo, A_, B_);
    }
 
}  // namespace legacy
}  // namespace tlapack
 
#endif  // TLAPACK_LEGACY_POTRS_HH