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-rw-r--r--unsupported/Eigen/SparseExtra5
1 files changed, 5 insertions, 0 deletions
diff --git a/unsupported/Eigen/SparseExtra b/unsupported/Eigen/SparseExtra
index 116981a86..54a011f26 100644
--- a/unsupported/Eigen/SparseExtra
+++ b/unsupported/Eigen/SparseExtra
@@ -27,6 +27,9 @@ namespace Eigen {
* \endcode
*/
+struct DefaultBackend {};
+
+/*
enum SparseBackend {
DefaultBackend,
Taucs,
@@ -34,6 +37,8 @@ enum SparseBackend {
SuperLU,
UmfPack
};
+*/
+
// solver flags
enum {