xref: /openbsd-src/gnu/llvm/compiler-rt/unittests/lit.common.unit.cfg.py (revision 810390e339a5425391477d5d41c78d7cab2424ac)
13cab2bb3Spatrick# -*- Python -*-
23cab2bb3Spatrick
33cab2bb3Spatrick# Configuration file for 'lit' test runner.
43cab2bb3Spatrick# This file contains common config setup rules for unit tests in various
53cab2bb3Spatrick# compiler-rt testsuites.
63cab2bb3Spatrick
73cab2bb3Spatrickimport os
83cab2bb3Spatrick
93cab2bb3Spatrickimport lit.formats
103cab2bb3Spatrick
11d89ec533Spatrick# Copied from libcxx's config.py
12d89ec533Spatrickdef get_lit_conf(name, default=None):
13d89ec533Spatrick    # Allow overriding on the command line using --param=<name>=<val>
14d89ec533Spatrick    val = lit_config.params.get(name, None)
15d89ec533Spatrick    if val is None:
16d89ec533Spatrick        val = getattr(config, name, None)
17d89ec533Spatrick        if val is None:
18d89ec533Spatrick            val = default
19d89ec533Spatrick    return val
20d89ec533Spatrick
21d89ec533Spatrickemulator = get_lit_conf('emulator', None)
22d89ec533Spatrick
233cab2bb3Spatrick# Setup test format
243cab2bb3Spatrickllvm_build_mode = getattr(config, "llvm_build_mode", "Debug")
25d89ec533Spatrickconfig.test_format = lit.formats.GoogleTest(llvm_build_mode, "Test", emulator)
263cab2bb3Spatrick
273cab2bb3Spatrick# Setup test suffixes.
283cab2bb3Spatrickconfig.suffixes = []
293cab2bb3Spatrick
303cab2bb3Spatrick# Tweak PATH to include llvm tools dir.
313cab2bb3Spatrickllvm_tools_dir = config.llvm_tools_dir
323cab2bb3Spatrickif (not llvm_tools_dir) or (not os.path.exists(llvm_tools_dir)):
333cab2bb3Spatrick  lit_config.fatal("Invalid llvm_tools_dir config attribute: %r" % llvm_tools_dir)
343cab2bb3Spatrickpath = os.path.pathsep.join((llvm_tools_dir, config.environment['PATH']))
353cab2bb3Spatrickconfig.environment['PATH'] = path
363cab2bb3Spatrick
373cab2bb3Spatrick# Propagate the temp directory. Windows requires this because it uses \Windows\
383cab2bb3Spatrick# if none of these are present.
393cab2bb3Spatrickif 'TMP' in os.environ:
403cab2bb3Spatrick    config.environment['TMP'] = os.environ['TMP']
413cab2bb3Spatrickif 'TEMP' in os.environ:
423cab2bb3Spatrick    config.environment['TEMP'] = os.environ['TEMP']
433cab2bb3Spatrick
443cab2bb3Spatrickif config.host_os == 'Darwin':
453cab2bb3Spatrick  # Only run up to 3 processes that require shadow memory simultaneously on
463cab2bb3Spatrick  # 64-bit Darwin. Using more scales badly and hogs the system due to
473cab2bb3Spatrick  # inefficient handling of large mmap'd regions (terabytes) by the kernel.
483cab2bb3Spatrick  lit_config.parallelism_groups["shadow-memory"] = 3
493cab2bb3Spatrick
50*810390e3Srobert  # Disable libmalloc nano allocator due to crashes running on macOS 12.0.
51*810390e3Srobert  # rdar://80086125
52*810390e3Srobert  config.environment['MallocNanoZone'] = '0'
53*810390e3Srobert
54*810390e3Srobert  # We crash when we set DYLD_INSERT_LIBRARIES for unit tests, so interceptors
55*810390e3Srobert  # don't work.
56*810390e3Srobert  config.environment['ASAN_OPTIONS'] = 'verify_interceptors=0'
57*810390e3Srobert  config.environment['TSAN_OPTIONS'] = 'verify_interceptors=0'
58