Define NDEBUG for releae builds, just like Python.

jeremyhylton · jeremyhylton · commit 2683ac755d5f · 2002-06-18T19:08:40.000Z
XXX Why doesn't distutils on Windows use the same set of flags as Python?
diff --git a/Lib/distutils/msvccompiler.py b/Lib/distutils/msvccompiler.py
@@ -233,7 +233,8 @@ def __init__ (self,
             self.mc = "mc.exe"
 
         self.preprocess_options = None
-        self.compile_options = [ '/nologo', '/Ox', '/MD', '/W3', '/GX' ]
+        self.compile_options = [ '/nologo', '/Ox', '/MD', '/W3', '/GX' ,
+                                 '/DNDEBUG']
         self.compile_options_debug = ['/nologo', '/Od', '/MDd', '/W3', '/GX',
                                       '/Z7', '/D_DEBUG']
 
