From 6244c0631e1a78926db27143bf936bfb5e95c852 Mon Sep 17 00:00:00 2001
From: MilesCranmer <miles.cranmer@gmail.com>
Date: Wed, 22 Jun 2022 17:00:38 -0400
Subject: MAINT: Fix edgecase for bool containers

---
 numpy/lib/arraysetops.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'numpy/lib/arraysetops.py')

diff --git a/numpy/lib/arraysetops.py b/numpy/lib/arraysetops.py
index e10700785..9a44d7e44 100644
--- a/numpy/lib/arraysetops.py
+++ b/numpy/lib/arraysetops.py
@@ -623,9 +623,9 @@ def in1d(ar1, ar2, assume_unique=False, invert=False, *, kind=None):
         ar2 = ar2.reshape(-1, 1)
     # Convert booleans to uint8 so we can use the fast integer algorithm
     if ar1.dtype == bool:
-        ar1 = ar1.view(np.uint8)
+        ar1 = ar1 + np.uint8(0)
     if ar2.dtype == bool:
-        ar2 = ar2.view(np.uint8)
+        ar2 = ar2 + np.uint8(0)
 
     # Check if we can use a fast integer algorithm:
     integer_arrays = (np.issubdtype(ar1.dtype, np.integer) and
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