remove redundant range::all defs triggering warning

Author: jasonkaye

c++/cppdlr/utils.hpp

@@ -113,8 +113,6 @@ namespace cppdlr {
   template <nda::MemoryArrayOfRank<2> T, nda::Scalar S = nda::get_value_t<T>>
   std::tuple<typename T::regular_type, nda::vector<double>, nda::vector<int>> pivrgs(T const &a, double eps) {
 
-    auto _ = nda::range::all;
-
     // Copy input data
     auto aa = make_regular(a);
 
@@ -202,8 +200,6 @@ namespace cppdlr {
   template <nda::MemoryArrayOfRank<2> T, nda::Scalar S = nda::get_value_t<T>>
   std::tuple<typename T::regular_type, nda::vector<double>, nda::vector<int>> pivrgs_sym(T const &a, double eps) {
 
-    auto _ = nda::range::all;
-
     // Get matrix dimensions
     auto [m, n] = a.shape();
     int maxrnk  = std::min(m, n);
@@ -319,8 +315,6 @@ namespace cppdlr {
   template <nda::MemoryArrayOfRank<2> T, nda::Scalar S = nda::get_value_t<T>>
   std::tuple<typename T::regular_type, nda::vector<double>, nda::vector<int>> pivrgs_sym(T const &a, int r) {
 
-    auto _ = nda::range::all;
-
     // Get matrix dimensions
     auto [m, n] = a.shape();