From 89bb8776ea8ff1699ec340bf279e05a78b503687 Mon Sep 17 00:00:00 2001
From: froejdh_e <erik.frojdh@psi.ch>
Date: Fri, 25 Jul 2025 11:44:27 +0200
Subject: [PATCH] check Ndim on drop_first_dim

---
 include/aare/NDView.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/aare/NDView.hpp b/include/aare/NDView.hpp
index c946c26..0aa4f78 100644
--- a/include/aare/NDView.hpp
+++ b/include/aare/NDView.hpp
@@ -35,6 +35,7 @@ Shape<Ndim> make_shape(const std::vector<size_t> &shape) {
  */
 template<size_t Ndim>
 Shape<Ndim-1> drop_first_dim(const Shape<Ndim> &shape) {
+    static_assert(Ndim > 1, "Cannot drop first dimension from a 1D shape");
     Shape<Ndim - 1> new_shape;
     std::copy(shape.begin() + 1, shape.end(), new_shape.begin());
     return new_shape;