From c562fb51b480cbf5d6da0ca990063662bdc8f355 Mon Sep 17 00:00:00 2001
From: bsp2 <bs@tkscript.de>
Date: Sat, 27 Oct 2018 12:24:15 +0200
Subject: [PATCH] Linux: set FPU rounding mode (zero)

---
 src/vst2_main.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/vst2_main.cpp b/src/vst2_main.cpp
index 72547ae6..f5d6fa32 100644
--- a/src/vst2_main.cpp
+++ b/src/vst2_main.cpp
@@ -147,6 +147,7 @@ struct PluginMutex {
 #include <unistd.h>
 #include <fcntl.h>
 #include <sys/mman.h>
+#include <fenv.h>  // fesetround()
 
 // #define _GNU_SOURCE
 #include <dlfcn.h>
@@ -1190,6 +1191,10 @@ void VSTPluginProcessReplacingFloat32(VSTPlugin *vstPlugin,
    _MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
 #endif // HAVE_WINDOWS
 
+#ifdef YAC_LINUX
+   fesetround(FE_TOWARDZERO);
+#endif // YAC_LINUX
+
    sUI chIdx;
 
    if(wrapper->b_idle)