ci: add 32 bit buildspec (#3977)

Author: jmayclin

codebuild/spec/buildspec_32bit_cross_compile.yml

@@ -0,0 +1,25 @@
+---
+# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"). You may not use
+# this file except in compliance with the License. A copy of the License is
+# located at
+#
+# http://aws.amazon.com/apache2.0/
+#
+# or in the "license" file accompanying this file. This file is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied. See the License for the specific language governing permissions and
+# limitations under the License.
+version: 0.2
+
+phases:
+  build:
+    on-failure: ABORT
+    commands:
+      - cmake . -Bbuild -DCMAKE_TOOLCHAIN_FILE=cmake/toolchains/32-bit.toolchain
+      - cmake --build ./build -j $(nproc)
+  post_build:
+    on-failure: ABORT
+    commands:
+      - CTEST_PARALLEL_LEVEL=$(nproc) make -C build test

codebuild/spec/buildspec_omnibus.yml

@@ -231,6 +231,13 @@ batch:
         variables:
           S2N_LIBCRYPTO: openssl-1.1.1
 
+    - identifier: 32BitBuildAndUnit
+      buildspec: codebuild/spec/buildspec_32bit_cross_compile.yml
+      env:
+        privileged-mode: true
+        compute-type: BUILD_GENERAL1_LARGE
+        image: 024603541914.dkr.ecr.us-west-2.amazonaws.com/docker:ubuntu22codebuild
+
     - buildspec: codebuild/spec/buildspec_ubuntu.yml
       env:
         compute-type: BUILD_GENERAL1_SMALL