From af22ddb8fd4bf77b2e9e192412d94eab39045657 Mon Sep 17 00:00:00 2001
From: Ahmet Inan <inan@aicodix.de>
Date: Mon, 13 Aug 2018 20:21:25 +0200
Subject: [PATCH] added constexpr to constants ..

---
 const.hh | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/const.hh b/const.hh
index c730099..b422474 100644
--- a/const.hh
+++ b/const.hh
@@ -11,12 +11,12 @@ namespace DSP {
 
 template <typename T>
 struct Const {
-	static inline T EighthPi()	{ return   0.39269908169872415481; } // a(1)/2
-	static inline T FourthPi()	{ return   0.78539816339744830962; } // 1*a(1)
-	static inline T HalfPi()	{ return   1.57079632679489661923; } // 2*a(1)
-	static inline T Pi()		{ return   3.14159265358979323846; } // 4*a(1)
-	static inline T TwoPi()		{ return   6.28318530717958647693; } // 8*a(1)
-	static inline T FourPi()	{ return  12.56637061435917295385; } // 16*a(1)
+	static inline constexpr T EighthPi()	{ return   0.39269908169872415481; } // a(1)/2
+	static inline constexpr T FourthPi()	{ return   0.78539816339744830962; } // 1*a(1)
+	static inline constexpr T HalfPi()	{ return   1.57079632679489661923; } // 2*a(1)
+	static inline constexpr T Pi()		{ return   3.14159265358979323846; } // 4*a(1)
+	static inline constexpr T TwoPi()	{ return   6.28318530717958647693; } // 8*a(1)
+	static inline constexpr T FourPi()	{ return  12.56637061435917295385; } // 16*a(1)
 };
 
 }