Use AssertThrow when no LAPACK is installed

This bit me on a run in release mode on a cluster today, because my
deal.II didn't have a working LAPACK.

diff --git a/source/lac/tridiagonal_matrix.cc b/source/lac/tridiagonal_matrix.cc
index 57078e78d1142ffe3f205e31a21f0860305d1ead..031878cd0026dc1c772572ab966ab333ef7af713 100644 (file)
--- a/source/lac/tridiagonal_matrix.cc
+++ b/source/lac/tridiagonal_matrix.cc
@@ -253,7 +253,7 @@ TridiagonalMatrix<number>::compute_eigenvalues()
 
   state = LAPACKSupport::eigenvalues;
 #else
-  Assert(false, ExcNeedsLAPACK());
+  AssertThrow(false, ExcNeedsLAPACK());
 #endif
 }