--- configure.orig	2012-06-25 13:03:44.000000000 +0000
+++ configure	2014-06-18 15:31:54.008958029 +0000
@@ -14272,7 +14272,7 @@
 
 
 
-#CXXFLAGS="-O3 -funroll-loops -fstrength-reduce -fschedule-insns2 -felide-constructors -frerun-loop-opt -fexceptions -fno-strict-aliasing -fexpensive-optimizations -ffast-math -pipe"
+#CXXFLAGS="-O3 -funroll-loops -fstrength-reduce -felide-constructors -fexceptions -fno-strict-aliasing -fexpensive-optimizations -ffast-math -pipe"
 enable_fftw3f="yes"