From 26bbf117727145e2d314ebe136ef392f581c1b5d Mon Sep 17 00:00:00 2001
From: Baptiste Wicht <baptiste.wicht@gmail.com>
Date: Fri, 21 Feb 2020 19:31:05 +0100
Subject: [PATCH] GCC 9.2.0: Fix in the TSTL

---
 tstl/include/algorithms.hpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tstl/include/algorithms.hpp b/tstl/include/algorithms.hpp
index 48407757..f020995a 100644
--- a/tstl/include/algorithms.hpp
+++ b/tstl/include/algorithms.hpp
@@ -189,7 +189,9 @@ void fill_n(ForwardIterator first, size_t count, const T& value){
  */
 template<typename ForwardIterator, typename T, std::enable_if_t<std::is_integral<typename std::iterator_traits<ForwardIterator>::value_type>::value && is_integral<T>::value, int> = 42>
 void fill_n(ForwardIterator first, size_t count, const T& value){
-    if(!value){
+    // TODO This is definitely not good, should properly compare to zero
+    bool v{value};
+    if(!v){
         memclr(reinterpret_cast<char*>(first), count * sizeof(decltype(*first)));
     } else {
         if(count > 0){