--- SConstruct.orig	2017-09-13 20:00:51.154361127 -0700
+++ SConstruct	2017-09-13 20:24:45.396884800 -0700
@@ -25,14 +25,7 @@
 
 Help(opts.GenerateHelpText(env))
 
-flags = ["-std=c++11", "-Wall"]
-if env["mode"] != "debug":
-	flags += ["-O3"]
-if env["mode"] == "debug":
-	flags += ["-g"]
-if env["mode"] == "profile":
-	flags += ["-pg"]
-	env.Append(LINKFLAGS = ["-pg"])
+flags = ["-std=c++11"]
 
 # Required build flags. If you want to use SSE optimization, you can turn on
 # -msse3 or (if just building for your own computer) -march=native.