ci/cirrus: Add ARM32 valgrind tasks

Author: real-or-random

.cirrus.yml

@@ -93,3 +93,27 @@ task:
      - env: { CC: 'clang-snapshot' }
   << : *LINUX_ARM64_CONTAINER
   << : *CAT_LOGS
+
+task:
+  name: "ARM32: Linux (Debian stable), Valgrind"
+  persistent_worker:
+    labels:
+      type: arm64
+  env:
+    HOST: 'arm-linux-gnueabihf' 
+    ECDH: yes
+    RECOVERY: yes
+    SCHNORRSIG: yes
+    ELLSWIFT: yes
+    WRAPPER_CMD: 'valgrind --error-exitcode=42'
+    SECP256K1_TEST_ITERS: 2
+  matrix:
+     - env: { }
+     - env: { EXPERIMENTAL: 'yes', ASM: 'arm32' }
+  matrix:
+     - env: { CC: 'gcc' }
+     - env: { CC: 'clang --target=arm-linux-gnueabihf' }
+     - env: { CC: 'gcc-snapshot' }
+     - env: { CC: 'clang-snapshot --target=arm-linux-gnueabihf' }
+  << : *LINUX_ARM64_CONTAINER
+  << : *CAT_LOGS