diff options
| -rw-r--r-- | test/sparse_basic.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/test/sparse_basic.cpp b/test/sparse_basic.cpp index 30d3f1bba..30bba3f07 100644 --- a/test/sparse_basic.cpp +++ b/test/sparse_basic.cpp @@ -658,7 +658,8 @@ void big_sparse_triplet(Index rows, Index cols, double density) { { Index r = internal::random<Index>(0,rows-1); Index c = internal::random<Index>(0,cols-1); - Scalar v = internal::random<Scalar>(); + // use positive values to prevent numerical cancellation errors in sum + Scalar v = numext::abs(internal::random<Scalar>()); triplets.push_back(TripletType(r,c,v)); sum += v; } |