diff options
Diffstat (limited to 'common/placer_heap.cc')
-rw-r--r-- | common/placer_heap.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/common/placer_heap.cc b/common/placer_heap.cc index 7caf536d..f9b639f8 100644 --- a/common/placer_heap.cc +++ b/common/placer_heap.cc @@ -100,7 +100,8 @@ template <typename T> struct EquationSystem void solve(std::vector<T> &x) { using namespace Eigen; - + if (x.empty()) + return; NPNR_ASSERT(x.size() == A.size()); VectorXd vx(x.size()), vb(rhs.size()); |