From 8dc82da9e82d8b888b7f1da52a275d0f44e5dd98 Mon Sep 17 00:00:00 2001
From: Ruben Vorderman <r.h.p.vorderman@lumc.nl>
Date: Fri, 17 Apr 2026 13:43:20 +0200
Subject: [PATCH 1/3] Fix reported memory errors in asan environment by using
 the debugging versions of python

---
 tox.ini | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tox.ini b/tox.ini
index 256ee95e..c01b469a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -23,10 +23,12 @@ commands =
     coverage xml -i
 
 [testenv:asan]
+# Use debug python as default python gives address sanitization errors.
+basepython=python3d
 setenv=
     PYTHONDEVMODE=1
     PYTHONMALLOC=malloc
-    CFLAGS=-lasan -fsanitize=address -fno-omit-frame-pointer
+    CFLAGS=-lasan -fsanitize=address -fno-omit-frame-pointer -Og -g
 allowlist_externals=bash
 commands=
     bash -c 'export LD_PRELOAD=$(gcc -print-file-name=libasan.so) && printenv LD_PRELOAD && python -c "from isal import isal_zlib" && pytest tests'

From 093cb819b746333f75542479fd1e6c63e4cb418a Mon Sep 17 00:00:00 2001
From: Ruben Vorderman <r.h.p.vorderman@lumc.nl>
Date: Fri, 17 Apr 2026 13:51:58 +0200
Subject: [PATCH 2/3] Update macos labels

---
 .github/workflows/ci.yml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 955ca769..66a1b3d7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -64,7 +64,7 @@ jobs:
           - "pypy-3.11"
         os: ["ubuntu-latest"]
         include:
-          - os: "macos-13"
+          - os: "macos-15-intel"
             python-version: "3.10"
           - os: "macos-latest"
             python-version: "3.10"
@@ -136,7 +136,7 @@ jobs:
         shell: bash -l {0}
     strategy:
       matrix:
-        os: ["ubuntu-latest", "macos-13", "windows-latest"]
+        os: ["ubuntu-latest", "macos-15-intel", "windows-latest"]
         python_version: [ "python" ]
         include:
           - os: "ubuntu-latest"
@@ -172,8 +172,8 @@ jobs:
       matrix:
         os:
           - ubuntu-latest
-          - macos-13
-          - macos-14
+          - macos-15-intel
+          - macos-latest
           - windows-latest
         cibw_archs_linux: ["x86_64"]
         cibw_before_all_linux:

From d99d49b1441aed10c3fddebb813e583f8a85b258 Mon Sep 17 00:00:00 2001
From: Matt Stone <matt@fulcrumgenomics.com>
Date: Wed, 20 May 2026 15:54:34 -0400
Subject: [PATCH 3/3] Re-enable PyPy wheel builds

---
 .github/workflows/ci.yml | 1 +
 CHANGELOG.rst            | 4 ++++
 2 files changed, 5 insertions(+)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 955ca769..0425bb7a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -216,6 +216,7 @@ jobs:
       - name: Build wheels
         run: cibuildwheel --output-dir dist
         env:
+          CIBW_ENABLE: "pypy"
           CIBW_SKIP: "*-win32 *-manylinux_i686 cp38-macosx_*arm64 cp39-macosx_*arm64"  # Skip 32 bit and problematic mac builds.
           CIBW_ARCHS_LINUX: ${{ matrix.cibw_archs_linux }}
           CIBW_BEFORE_ALL_LINUX: ${{ matrix.cibw_before_all_linux }}
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 36e20a2d..b8471793 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -8,6 +8,10 @@ Changelog
 .. that users understand how the changes affect the new version.
 
 
+version 1.8.1-dev
+-----------------
++ Restore PyPy wheel builds.
+
 version 1.8.0
 -----------------
 + Python 3.14 is supported.