X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=makefile;h=8ea410e02545278774c6b5f922c8ac40f68f946e;hb=dfae916a398508554d35c6b3c8002b69becb53be;hp=efac3fb5b84fc3bde1178520a8ca15009b1ef3dd;hpb=160188de55fc6c583a342743c5848c60b2fd15a8;p=mothur.git

diff --git a/makefile b/makefile
index efac3fb..8ea410e 100644
--- a/makefile
+++ b/makefile
@@ -24,6 +24,10 @@ endif
 ifeq  ($(strip $(64BIT_VERSION)),yes)
     TARGET_ARCH += -arch x86_64
 	 CXXFLAGS += -DBIT_VERSION
+	
+	#if you are using centos uncomment the following lines
+	#CC = g++44
+	#CXXFLAGS += -mtune=native -march=native -m64
 endif
 
 # if you do not want to use the readline library, set this to no.