Add gcc arm 32bit armv8-a test in CI

Author: Cuda-Chen

.github/workflows/ci.yml

@@ -345,6 +345,13 @@ jobs:
           arch_gnu: aarch64
           arch_deb: arm64
           distro: ubuntu-22.04
+        - extra: -32bit
+          version: 12
+          cross: armv8
+          arch_gnu: arm
+          arch_gnu_abi: eabihf
+          arch_deb: armhf
+          distro: ubuntu-22.04
         - version: 12
           cross: riscv64
           arch_gnu: riscv64

docker/cross-files/armv8-gcc-12-32bit-ccache.cross

@@ -0,0 +1,18 @@
+[binaries]
+c = 'arm-linux-gnueabihf-gcc-12'
+cpp = 'arm-linux-gnueabihf-g++-12'
+ar = 'arm-linux-gnueabihf-ar'
+strip = 'arm-linux-gnueabihf-strip'
+objcopy = 'arm-linux-gnueabihf-objcopy'
+ld = 'arm-linux-gnueabihf-ld'
+exe_wrapper = ['qemu-arm-static', '-L', '/usr/arm-linux-gnueabihf']
+
+[properties]
+c_args = ['-mcpu=cortex-a32', '-mfpu=crypto-neon-fp-armv8', '-Wextra', '-Werror']
+cpp_args = ['-mcpu=cortex-a32', '-mfpu=crypto-neon-fp-armv8', '-Wextra', '-Werror']
+
+[host_machine]
+system = 'linux'
+cpu_family = 'arm'
+cpu = 'armv8-a'
+endian = 'little'