From fd437d41beeaa207fc13f5a7f488568114eba095 Mon Sep 17 00:00:00 2001
From: conrad <conrad@localhost.localdomain>
Date: Tue, 14 Feb 2023 01:29:26 +1000
Subject: [PATCH] constructor with optional memory zeroing

---
 include/armadillo_bits/podarray_bones.hpp |  3 +++
 include/armadillo_bits/podarray_meat.hpp  | 19 +++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/include/armadillo_bits/podarray_bones.hpp b/include/armadillo_bits/podarray_bones.hpp
index 07a2b860..852c2410 100644
--- a/include/armadillo_bits/podarray_bones.hpp
+++ b/include/armadillo_bits/podarray_bones.hpp
@@ -53,6 +53,9 @@ class podarray
   
   arma_inline explicit podarray(const uword new_N);
   
+  template<bool do_zeros>
+  inline explicit podarray(const uword new_N, const arma_initmode_indicator<do_zeros>&);
+  
   arma_inline explicit podarray(const eT* X, const uword new_N);
   
   // template<typename T1>
diff --git a/include/armadillo_bits/podarray_meat.hpp b/include/armadillo_bits/podarray_meat.hpp
index c42f4576..044124d8 100644
--- a/include/armadillo_bits/podarray_meat.hpp
+++ b/include/armadillo_bits/podarray_meat.hpp
@@ -94,6 +94,25 @@ podarray<eT>::podarray(const uword new_n_elem)
 
 
 
+template<typename eT>
+template<bool do_zeros>
+inline
+podarray<eT>::podarray(const uword new_n_elem, const arma_initmode_indicator<do_zeros>&)
+  : n_elem(new_n_elem)
+  {
+  arma_extra_debug_sigprint_this(this);
+  
+  init_cold(new_n_elem);
+  
+  if(do_zeros)
+    {
+    arma_extra_debug_print("podarray::constructor: zeroing memory");
+    arrayops::fill_zeros(memptr(), n_elem);
+    }
+  }
+
+
+
 template<typename eT>
 arma_inline
 podarray<eT>::podarray(const eT* X, const uword new_n_elem)