Merge pull request numpy#20206 from seiko2plus/ci_armv7_simd_test

CI: Add new workflow/action for testing universal intrinsics on armv7

Author: mattip

.github/workflows/build_test.yml

@@ -230,3 +230,50 @@ jobs:
         python-version: ${{ env.PYTHON_VERSION }}
     - uses: ./.github/actions
 
+  armv7_simd_test:
+    needs: [smoke_test]
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        submodules: recursive
+        fetch-depth: 0
+    - name: Initialize binfmt_misc for qemu-user-static
+      run: |
+        docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
+    - name: Creates new container
+      run: |
+        # use x86_64 cross-compiler to speed up the build
+        sudo apt update
+        sudo apt install -y gcc-arm-linux-gnueabihf g++-arm-linux-gnueabihf
+        docker run --name the_container --interactive -v /:/host arm32v7/ubuntu:latest /bin/bash -c "
+          apt update &&
+          apt install -y git python3 python3-dev python3-pip &&
+          pip3 install cython==0.29.24 setuptools\<49.2.0 hypothesis==6.23.3 pytest==6.2.5 &&
+          ln -s /host/lib64 /lib64 &&
+          ln -s /host/lib/x86_64-linux-gnu /lib/x86_64-linux-gnu &&
+          ln -s /host/usr/arm-linux-gnueabihf /usr/arm-linux-gnueabihf &&
+          rm -rf /usr/lib/gcc/arm-linux-gnueabihf && ln -s /host/usr/lib/gcc-cross/arm-linux-gnueabihf /usr/lib/gcc/arm-linux-gnueabihf &&
+          rm -f /usr/bin/arm-linux-gnueabihf-gcc && ln -s /host/usr/bin/arm-linux-gnueabihf-gcc /usr/bin/arm-linux-gnueabihf-gcc &&
+          rm -f /usr/bin/arm-linux-gnueabihf-g++ && ln -s /host/usr/bin/arm-linux-gnueabihf-g++ /usr/bin/arm-linux-gnueabihf-g++ &&
+          rm -f /usr/bin/arm-linux-gnueabihf-ar && ln -s /host/usr/bin/arm-linux-gnueabihf-ar /usr/bin/arm-linux-gnueabihf-ar &&
+          rm -f /usr/bin/arm-linux-gnueabihf-as && ln -s /host/usr/bin/arm-linux-gnueabihf-as /usr/bin/arm-linux-gnueabihf-as &&
+          rm -f /usr/bin/arm-linux-gnueabihf-ld && ln -s /host/usr/bin/arm-linux-gnueabihf-ld /usr/bin/arm-linux-gnueabihf-ld &&
+          rm -f /usr/bin/arm-linux-gnueabihf-ld.bfd && ln -s /host/usr/bin/arm-linux-gnueabihf-ld.bfd /usr/bin/arm-linux-gnueabihf-ld.bfd
+        "
+        docker commit the_container the_container
+    - name: Build
+      run: |
+        sudo docker run --name the_build --interactive -v $(pwd):/numpy -v /:/host the_container /bin/bash -c "
+          uname -a &&
+          gcc --version &&
+          g++ --version &&
+          python3 --version &&
+          cd /numpy && python3 setup.py install
+        "
+        docker commit the_build the_build
+    - name: Run SIMD Tests
+      run: |
+        docker run --rm --interactive -v $(pwd):/numpy the_build /bin/bash -c "
+          cd /numpy && python3 runtests.py -n -v -- -k test_simd
+        "

numpy/core/include/numpy/npy_common.h

@@ -359,12 +359,11 @@ typedef unsigned char npy_bool;
 
 
 #if NPY_SIZEOF_LONGDOUBLE == NPY_SIZEOF_DOUBLE
-        typedef double npy_longdouble;
         #define NPY_LONGDOUBLE_FMT "g"
 #else
-        typedef long double npy_longdouble;
         #define NPY_LONGDOUBLE_FMT "Lg"
 #endif
+typedef long double npy_longdouble;
 
 #ifndef Py_USING_UNICODE
 #error Must use Python with unicode enabled.