1 files changed, 1 insertions, 0 deletions
diff --git a/acprep b/acprep
index 78809f59..87e2cd64 100755
--- a/acprep
+++ b/acprep
@@ -1165,6 +1165,7 @@ class PrepareBuild(CommandLineApp):
         self.LDFLAGS.append('-g')
 
     def setup_flavor_opt(self):
+        self.CPPFLAGS.append('-DNDEBUG=1')
         if self.darwin_gcc:
             self.option_no_pch()
             if '--disable-shared' in self.configure_args: