From 2b916c6e47862d82b5545e962ebb83b811904c3b Mon Sep 17 00:00:00 2001
From: Roland Scheidegger <sroland@vmware.com>
Date: Wed, 29 Jul 2015 22:20:04 +0200
Subject: c99_math: (trivial) implement exp2 for MSVC too

Unsurprisingly doesn't build otherwise with old msvc.
---
 include/c99_math.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/c99_math.h b/include/c99_math.h
index 0ca5a73b58..8a67fb133d 100644
--- a/include/c99_math.h
+++ b/include/c99_math.h
@@ -146,6 +146,12 @@ exp2f(float f)
    return powf(2.0f, f);
 }
 
+static inline double
+exp2(double d)
+{
+   return pow(2.0, d);
+}
+
 #endif /* C99 */
 
 
-- 
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