From d653a7d0f6e3dca8caf1bbb44f81a0f3af5c0a39 Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Wed, 27 Sep 2017 09:54:19 +0100
Subject: e_exp2f.c: Support multiarch

This is to support compiling e_exp2f.c more than once for multiarch.

	* sysdeps/ieee754/flt-32/e_exp2f.c [__exp2f] (__ieee754_exp2f,
	__exp2f_finite, exp2f): Skip.
---
 sysdeps/ieee754/flt-32/e_exp2f.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sysdeps/ieee754/flt-32/e_exp2f.c b/sysdeps/ieee754/flt-32/e_exp2f.c
index b53a919a0d..e54a88f692 100644
--- a/sysdeps/ieee754/flt-32/e_exp2f.c
+++ b/sysdeps/ieee754/flt-32/e_exp2f.c
@@ -86,6 +86,9 @@ __exp2f (float x)
   y = y * s;
   return (float) y;
 }
+
+#ifndef __exp2f
 strong_alias (__exp2f, __ieee754_exp2f)
 strong_alias (__exp2f, __exp2f_finite)
 versioned_symbol (libm, __exp2f, exp2f, GLIBC_2_27);
+#endif
-- 
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