From 9331a2ee41d13d04e2eed077f1f934a62288ab01 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Tue, 13 Sep 2011 17:29:49 +0200
Subject: [PATCH] configure: slightly more robust looking check for math
functions. I dont know on which system the prior check failed but an advanced
linker on some platform might have optimized func() out as unreachable.
Patch taken from http://floss.freebox.fr
Author: unknown
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
configure | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/configure b/configure
index 284379463b1..300852d83b2 100755
--- a/configure
+++ b/configure
@@ -708,7 +708,7 @@ check_mathfunc(){
check_ld "$@" <<EOF && enable $func
#include <math.h>
float foo(float f) { return $func(f); }
-int main(void){ return 0; }
+int main(void){ return (int) foo; }
EOF
}
--
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