Allow RAFT compilation

Author: viclafargue

cpp/include/raft/sparse/solver/detail/lanczos.cuh

@@ -1051,7 +1051,7 @@ int computeSmallestEigenvectors(
   size_t n = A.nrows_;
 
   // Check that parameters are valid
-  RAFT_EXPECTS(nEigVecs > 0 && nEigVecs <= n, "Invalid number of eigenvectors.");
+  RAFT_EXPECTS(nEigVecs > 0 && (size_t)nEigVecs <= n, "Invalid number of eigenvectors.");
   RAFT_EXPECTS(restartIter > 0, "Invalid restartIter.");
   RAFT_EXPECTS(tol > 0, "Invalid tolerance.");
   RAFT_EXPECTS(maxIter >= nEigVecs, "Invalid maxIter.");
@@ -1401,7 +1401,7 @@ int computeLargestEigenvectors(
   size_t n = A.nrows_;
 
   // Check that parameters are valid
-  RAFT_EXPECTS(nEigVecs > 0 && nEigVecs <= n, "Invalid number of eigenvectors.");
+  RAFT_EXPECTS(nEigVecs > 0 && (size_t)nEigVecs <= n, "Invalid number of eigenvectors.");
   RAFT_EXPECTS(restartIter > 0, "Invalid restartIter.");
   RAFT_EXPECTS(tol > 0, "Invalid tolerance.");
   RAFT_EXPECTS(maxIter >= nEigVecs, "Invalid maxIter.");

cpp/include/raft/spectral/detail/matrix_wrappers.hpp

@@ -326,7 +326,7 @@ struct laplacian_matrix_t : sparse_matrix_t<index_type, value_type> {
         raft_handle, row_offsets, col_indices, values, nrows, nnz),
       diagonal_(raft_handle, nrows)
   {
-    vector_t<value_type> ones{raft_handle, nrows};
+    vector_t<value_type> ones{raft_handle, (size_t)nrows};
     ones.fill(1.0);
     sparse_matrix_t<index_type, value_type>::mv(1, ones.raw(), 0, diagonal_.raw());
   }
@@ -341,7 +341,7 @@ struct laplacian_matrix_t : sparse_matrix_t<index_type, value_type> {
                                               csr_m.nnz_),
       diagonal_(raft_handle, csr_m.nrows_)
   {
-    vector_t<value_type> ones{raft_handle, csr_m.nrows_};
+    vector_t<value_type> ones{raft_handle, (size_t)csr_m.nrows_};
     ones.fill(1.0);
     sparse_matrix_t<index_type, value_type>::mv(1, ones.raw(), 0, diagonal_.raw());
   }