From: Richard Kreckel <kreckel@ginac.de>
Date: Mon, 14 Nov 2022 22:13:21 +0000 (+0100)
Subject: Remove own definition of enable_if<B, T> in favor of...
X-Git-Tag: release_1-8-5~9
X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?a=commitdiff_plain;h=d4a58b74cea7c813330aa7813d86713bee205d04;p=ginac.git

Remove own definition of enable_if<B, T> in favor of...

...the definition provided by <type_traits> since C++11.
---

diff --git a/ginac/factor.cpp b/ginac/factor.cpp
index d0d9ce03..9bd105ec 100644
--- a/ginac/factor.cpp
+++ b/ginac/factor.cpp
@@ -65,6 +65,7 @@
 #include "normal.h"
 #include "add.h"
 
+#include <type_traits>
 #include <algorithm>
 #include <limits>
 #include <list>
@@ -219,13 +220,6 @@ static void expt_pos(umodpoly& a, unsigned int q)
 	}
 }
 
-template<bool COND, typename T = void> struct enable_if
-{
-	typedef T type;
-};
-
-template<typename T> struct enable_if<false, T> { /* empty */ };
-
 template<typename T> struct uvar_poly_p
 {
 	static const bool value = false;