Add CI job for x86 (#1058)

.CMake/toolchain_x86.cmake

@@ -0,0 +1,5 @@
+# SPDX-License-Identifier: MIT
+
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_PROCESSOR i586)
+set(CMAKE_CROSSCOMPILING OFF)

.circleci/config.yml

@@ -78,8 +78,8 @@ jobs:
           command: ninja
           working_directory: build
 
-  linux_x64:
-    description: A template for running liboqs tests on x64 Linux Docker VMs
+  linux_oqs:
+    description: A template for running liboqs tests on Linux Docker VMs
     parameters:
       CONTAINER:
         description: "The docker container to use."
@@ -332,13 +332,13 @@ workflows:
       #- testapproval:
       #    <<: *require_buildcheck
       #    type: approval
-      - linux_x64:
+      - linux_oqs:
           <<: *require_buildcheck
           name: alpine-noopenssl
           context: openquantumsafe
           CONTAINER: openquantumsafe/ci-alpine-amd64:latest
           CMAKE_ARGS: -DOQS_USE_OPENSSL=OFF
-      - linux_x64:
+      - linux_oqs:
           <<: *require_buildcheck
           name: alpine
           context: openquantumsafe
@@ -346,37 +346,37 @@ workflows:
           CMAKE_ARGS: -DOQS_USE_OPENSSL=ON -DBUILD_SHARED_LIBS=ON
       # Disabling centos-8 and debian-buster.
       # Re-enable if specific configurations (package versions etc) that need to be tested are identified.
-      #- linux_x64:
+      #- linux_oqs:
       #    <<: *require_buildcheck
       #    name: centos-8
       #    context: openquantumsafe
       #    CONTAINER: openquantumsafe/ci-centos-8-amd64:latest
       #    CMAKE_ARGS: -DCMAKE_C_COMPILER=clang
-      #- linux_x64:
+      #- linux_oqs:
       #    <<: *require_buildcheck
       #    name: debian-buster
       #    context: openquantumsafe
       #    CONTAINER: openquantumsafe/ci-debian-buster-amd64:latest
-      - linux_x64:
+      - linux_oqs:
           <<: *require_buildcheck
           name: ubuntu-focal-noopenssl
           context: openquantumsafe
           CONTAINER: openquantumsafe/ci-ubuntu-focal-x86_64:latest
           CMAKE_ARGS: -DCMAKE_C_COMPILER=gcc-8 -DOQS_USE_OPENSSL=OFF
-      - linux_x64:
+      - linux_oqs:
           <<: *require_buildcheck
           name: ubuntu-focal-shared-noopenssl
           context: openquantumsafe
           CONTAINER: openquantumsafe/ci-ubuntu-focal-x86_64:latest
           CMAKE_ARGS: -DCMAKE_C_COMPILER=gcc-7 -DOQS_DIST_BUILD=ON -DOQS_USE_OPENSSL=OFF -DBUILD_SHARED_LIBS=ON
           PYTEST_ARGS: --ignore=tests/test_namespace.py --numprocesses=auto
-      - linux_x64:
+      - linux_oqs:
           <<: *require_buildcheck
           name: ubuntu-focal-clang9
           context: openquantumsafe
           CONTAINER: openquantumsafe/ci-ubuntu-focal-x86_64:latest
           CMAKE_ARGS: -DCMAKE_C_COMPILER=clang-9
-      - linux_x64:
+      - linux_oqs:
           <<: *require_buildcheck
           name: address-sanitizer
           context: openquantumsafe
@@ -387,8 +387,14 @@ workflows:
           CONTAINER: openquantumsafe/ci-ubuntu-focal-x86_64:latest
           CMAKE_ARGS: -DCMAKE_C_COMPILER=clang-9 -DCMAKE_BUILD_TYPE=Debug -DUSE_SANITIZER=Address
           PYTEST_ARGS: --ignore=tests/test_portability.py --numprocesses=auto --maxprocesses=10
+      - linux_oqs:
+          <<: *require_buildcheck
+          name: ubuntu-bionic-i386
+          context: openquantumsafe
+          CONTAINER: openquantumsafe/ci-ubuntu-bionic-i386:latest
+          CMAKE_ARGS: -DCMAKE_TOOLCHAIN_FILE=../.CMake/toolchain_x86.cmake
       # Disabling test_constant_time for now
-      #- linux_x64:
+      #- linux_oqs:
       #    <<: *require_buildcheck
       #    name: constant-time-x64
       #    filters:
@@ -399,7 +405,7 @@ workflows:
       #    CONTAINER: openquantumsafe/ci-ubuntu-bionic-x86_64:latest
       #    CMAKE_ARGS: -DOQS_OPT_TARGET=generic -DCMAKE_BUILD_TYPE=Debug -DOQS_ENABLE_TEST_CONSTANT_TIME=ON
       #    PYTEST_ARGS: --numprocesses=auto -k 'test_constant_time'
-      #- linux_x64:
+      #- linux_oqs:
       #    <<: *require_buildcheck
       #    name: constant-time-x64-extensions
       #    filters:
@@ -411,7 +417,7 @@ workflows:
       #    CMAKE_ARGS: -DOQS_OPT_TARGET=auto -DCMAKE_BUILD_TYPE=Debug -DOQS_ENABLE_TEST_CONSTANT_TIME=ON
       #    PYTEST_ARGS: --numprocesses=auto -k 'test_constant_time'
       # Disabling for now due to https://github.com/open-quantum-safe/liboqs/issues/791
-      #- linux_x64:
+      #- linux_oqs:
       #    name: undefined-sanitizer
       #    context: openquantumsafe
       #    CONTAINER: openquantumsafe/ci-ubuntu-focal-x86_64:latest

tests/test_namespace.py

@@ -32,7 +32,7 @@ def test_namespace():
             symbols.append(line)
 
     # ideally this would be just ['oqs', 'pqclean'], but contains exceptions (e.g., providing compat implementations of unavailable platform functions)
-    namespaces = ['oqs', 'pqclean', 'keccak', 'pqcrystals', 'init', 'fini', 'seedexpander']
+    namespaces = ['oqs', 'pqclean', 'keccak', 'pqcrystals', 'init', 'fini', 'seedexpander', '__x86.get_pc_thunk']
     non_namespaced = []
 
     for symbolstr in symbols: