Builds.

.github/workflows/tests.yml

@@ -92,6 +92,9 @@ jobs:
         exclude:
           - os: macos-latest
             python-version: pypy-3.9
+          # Get an error importing _bz2 on macos/3.7
+          - os: macos-latest
+            python-version: 3.7
     steps:
       - name: checkout
         uses: actions/checkout@v3

scripts/releases/make-manylinux

@@ -21,11 +21,11 @@ export PIP_NO_PYTHON_VERSION_WARNING=1
 export PIP_NO_WARN_SCRIPT_LOCATION=1
 
 # Build configuration.
-# Temp disabled ccache for 3.3.1.
-# export CC="ccache gcc"
-# export CXX="ccache g++"
-# export LDCXXSHARED="ccache g++ -shared"
-# export LDSHARED="ccache gcc -shared"
+
+export CC="ccache gcc"
+export CXX="ccache g++"
+export LDCXXSHARED="ccache g++ -shared"
+export LDSHARED="ccache gcc -shared"
 export CCACHE_NOCPP2=true
 export CCACHE_SLOPPINESS=file_macro,time_macros,include_file_ctime,include_file_mtime
 export CCACHE_NOHASHDIR=true
@@ -36,6 +36,23 @@ export BUILD_LIBS=$HOME/.libs
 # Share the ccache directory
 export CCACHE_DIR="/ccache"
 
+# Disable some warnings produced by libev especially and also some Cython generated code.
+# Note that changing the value of these variables invalidates configure caches
+
+GEVENT_WARNFLAGS="-Wno-strict-aliasing -Wno-comment -Wno-unused-value -Wno-unused-but-set-variable -Wno-sign-compare -Wno-parentheses -Wno-unused-function -Wno-tautological-compare -Wno-strict-prototypes -Wno-return-type -Wno-misleading-indentation"
+OPTIMIZATION_FLAGS="-pipe"
+if [ "$DOCKER_IMAGE" == "quay.io/pypa/manylinux2014_aarch64" -a -n "$GITHUB_ACTIONS" ] || [ "$DOCKER_IMAGE" == "quay.io/pypa/manylinux2014_ppc64le" -a -n "$GITHUB_ACTIONS" ] ; then
+    # Compiling with -Ofast is a no-go because of the regression it causes (#1864).
+    # The default settings have -O3, and adding -Os doesn't help much. So maybe -O1 will.
+    echo "Compiling with -O1"
+    OPTIMIZATION_FLAGS="-pipe -O1"
+    SLOW_BUILD=1
+else
+    echo "Compiling with -O3"
+    OPTIMIZATION_FLAGS="-pipe -O3"
+fi
+export CFLAGS="$OPTIMIZATION_FLAGS $GEVENT_WARNFLAGS"
+
 if [ -d /RelStorage -a -d /opt/python ]; then
     # Running inside docker
 
@@ -57,7 +74,15 @@ if [ -d /RelStorage -a -d /opt/python ]; then
 
     if [ -e /usr/bin/yum ]; then
         # manylinux
-        yum -y install ccache
+        # Some images/archs (specificaly 2014_aarch64) don't have ccache;
+        # This also seems to have vanished for manylinux_2010 x64/64 after November 30
+        # 2020 when the OS went EOL and the package repos switched to the "vault"
+        if [ -n "$SLOW_BUILD" ] ; then
+            # This provides access to ccache for the 2014 image
+            echo Installing epel
+            rpm -Uvh https://dl.fedoraproject.org/pub/epel/7/x86_64/Packages/e/epel-release-7-14.noarch.rpm
+        fi
+        yum -y install ccache || export CC=gcc LDSHARED="gcc -shared" LDCXXSHARED="gcc -shared"
     fi
     if [ -e /sbin/apk ]; then
         # musllinux