diff --git a/.gitignore b/.gitignore
index cc22f8cdb..96bd43a3e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -180,7 +180,6 @@ dmypy.json
 ### Python.VirtualEnv Stack ###
 # Virtualenv
 # http://iamzed.com/2009/05/07/a-primer-on-virtualenv/
-[Bb]in
 [Ii]nclude
 [Ll]ib
 [Ll]ib64
@@ -215,7 +214,6 @@ pip-selfcheck.json
 x64/
 x86/
 bld/
-[Bb]in/
 [Oo]bj/
 [Ll]og/
 
diff --git a/setup.py b/setup.py
index 4b18e4dfc..412e1c5df 100644
--- a/setup.py
+++ b/setup.py
@@ -178,7 +178,7 @@ def get_from_env(key):
     #    cflags += ['/MT']
     pass
 else:
-    cflags += ['-O3', '-Wextra', '-Werror', '-std=gnu99']
+    cflags += ['-O3', '-Wextra', '-Werror', '-Wno-strict-aliasing', '-std=gnu99']
 
 if sys.platform == 'win32':
     #the windows apis being used under the hood. Since we're static linking we have to follow the entire chain down