From efcea0b9118461dae8afe79607f3502a2bc66c5f Mon Sep 17 00:00:00 2001
From: Matt Oliver <protogonoi@gmail.com>
Date: Sun, 11 May 2014 15:07:13 +1000
Subject: [PATCH] configure: Fix floating point conformance ith icl.
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Reviewed-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 configure | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/configure b/configure
index 34b161e007..9394f7a003 100755
--- a/configure
+++ b/configure
@@ -3359,9 +3359,9 @@ probe_cc(){
         _ld_path='-libpath:'
         # -Qdiag-error to make icl error when seeing certain unknown arguments
         _flags='-nologo -Qdiag-error:4044,10157'
-        # -Qvec- -Qsimd- to prevent miscompilation, -GS for consistency
+        # -Qvec- -Qsimd- to prevent miscompilation, -GS, fp:precise for consistency
         # with MSVC which enables it by default.
-        _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS'
+        _cflags='-D_USE_MATH_DEFINES -FIstdlib.h -Dstrtoll=_strtoi64 -Qms0 -Qvec- -Qsimd- -GS -fp:precise'
         if [ $pfx = hostcc ]; then
             append _cflags -Dsnprintf=_snprintf
         fi