From 5829a5991a22ff88fb599f2c45144b41d49cfd70 Mon Sep 17 00:00:00 2001
From: Radovan Bast <bast@users.noreply.github.com>
Date: Sun, 26 Mar 2017 00:22:00 +0100
Subject: [PATCH] switch to O3

---
 compilers/GNU.CXX.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compilers/GNU.CXX.cmake b/compilers/GNU.CXX.cmake
index 6d0ad14..f135452 100644
--- a/compilers/GNU.CXX.cmake
+++ b/compilers/GNU.CXX.cmake
@@ -1,7 +1,7 @@
 if(NOT DEFINED ENV{CXXFLAGS})
     if(CMAKE_CXX_COMPILER_ID MATCHES GNU)
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
-        set(CMAKE_CXX_FLAGS_RELEASE "-Ofast")
+        set(CMAKE_CXX_FLAGS_RELEASE "-O3")
         set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g")
     endif()
 endif()