CI: Add clang to Ubuntu

ci/azure/azure_template_posix.yml

@@ -46,7 +46,14 @@ jobs:
           BUILD_FLAGS: '-Csetup-args=-Dcython-coverage=true'
           cython.coverage: true
           PYTEST_PATTERN: "(not slow)"
-        python313_latest_coverage:
+        python313_clang:
+          python.version: '3.13'
+          CC: clang-20
+          use.clang: true
+        python313_debug:
+          python.version: '3.13'
+          BUILD_FLAGS: '-Csetup-args=-Dbuildtype=debug -Cbuild-dir=build-dbg'
+        python313_latest:
           python.version: '3.13'
         python314_latest:
           python.version: '3.14'
@@ -56,8 +63,6 @@ jobs:
         python_312_no_coverage:
           python.version: '3.12'
           PYPI: true
-          # TODO: Enable debug
-          RANDOMGEN_DEBUG: true
           test.wheel: true
           coverage: false
       ${{ if eq(parameters.name, 'macOS') }}:
@@ -107,6 +112,12 @@ jobs:
     displayName: 'List Configuration (PyPI)'
     condition: ne(variables['use.conda'], 'true')
 
+  - script: |
+      sudo apt update
+      sudo apt install clang-20 lldb-20 clangd-20
+    displayName: 'Install Clang'
+    condition: eq(variables['use.clang'], 'true')
+
   - script: |
       python -m pip install pip --upgrade
       python -c "import platform;print(platform.uname())"

randomgen/meson.build

@@ -40,12 +40,6 @@ npyrandom_lib = cc.find_library('npyrandom', dirs: npyrandom_path)
 # Needed to trick Cython, it won't do a relative import outside a package
 _cython_tree = [fs.copyfile('__init__.py')]
 
-# TODO: Check these flags
-# TODO: Enable cython coverage in CI
-# "language_level": "3",
-# "binding": True,
-# "linetrace": CYTHON_COVERAGE,
-
 _pcg64_def = []
 _blabla_def = []
 if get_option('pcg64-force-emulated')

randomgen/rdrand.pyx

@@ -52,7 +52,6 @@ cdef uint64_t rdrand_uint64(void* st) noexcept nogil:
 
 
 cdef uint32_t rdrand_uint32(void *st) noexcept nogil:
-    # TODO: This is lazy
     return <uint32_t>rdrand_uint64(st)
 
 cdef double rdrand_double(void* st) noexcept nogil:

tools/practrand-driver.py

@@ -364,7 +364,7 @@ def main():
 if __name__ == "__main__":
     try:
         main()
-    except (BrokenPipeError, OSError):
+    except OSError:
         logging.log(logging.INFO, "Pipe broken, assuming complete")
 
     sys.stderr.close()