From 78426129aa11748aea8696eb9ecc35f911ad55ce Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Fri, 28 Dec 2018 02:39:19 +0100
Subject: gui/init: fix mingw-w64 _controlfp
---
gui/init.cpp | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
(limited to 'gui')
diff --git a/gui/init.cpp b/gui/init.cpp
index 91522867..e30df777 100644
--- a/gui/init.cpp
+++ b/gui/init.cpp
@@ -33,6 +33,10 @@ using namespace options;
#include <cfloat>
#include <cfenv>
+#ifdef __MINGW32__
+extern "C" __declspec(dllimport) unsigned __cdecl _controlfp(unsigned, unsigned);
+#endif
+
static void set_fp_mask()
{
#if defined OTR_ARCH_DENORM_DAZ
@@ -50,6 +54,19 @@ static void set_fp_mask()
#endif
#ifdef _WIN32
+# ifdef __clang__
+# pragma clang diagnostic push
+# pragma clang diagnostic ignored "-Wreserved-id-macro"
+# endif
+# ifndef _DN_FLUSH
+# define _DN_FLUSH 0x01000000
+# endif
+# ifndef _MCW_DN
+# define _MCW_DN 0x03000000
+# endif
+# ifdef __clang__
+# pragma clang diagnostic pop
+# endif
_controlfp(_DN_FLUSH, _MCW_DN);
#endif
}
--
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