Enable -Wnull-dereference

Add some asserts to silence the warnings

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index c6cdb1a7..6e012acc 100755
--- a/setup.py
+++ b/setup.py
@@ -894,7 +894,7 @@ def add_ext_compiler_flags(ext, compiler, _cache={}):
             "-Wmissing-noreturn",
             "-Wmissing-prototypes",
             "-Wnested-externs",
-            # "-Wnull-dereference",
+            "-Wnull-dereference",
             "-Wold-style-definition",
             "-Wpacked",
             "-Wpointer-arith",