diff options
Diffstat (limited to 'unittests')
| -rw-r--r-- | unittests/lit.common.unit.cfg | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/unittests/lit.common.unit.cfg b/unittests/lit.common.unit.cfg index 2bd8f376f..475b22d41 100644 --- a/unittests/lit.common.unit.cfg +++ b/unittests/lit.common.unit.cfg @@ -28,3 +28,13 @@ if 'TMP' in os.environ: config.environment['TMP'] = os.environ['TMP'] if 'TEMP' in os.environ: config.environment['TEMP'] = os.environ['TEMP'] + +if config.host_os == 'Darwin': + # Only run up to 3 64-bit sanitized processes simultaneously on Darwin. + # Using more scales badly and hogs the system due to inefficient handling + # of large mmap'd regions (terabytes) by the kernel. + lit_config.parallelism_groups["darwin-64bit-sanitizer"] = 3 + + def darwin_sanitizer_parallelism_group_func(test): + return "darwin-64bit-sanitizer" if "x86_64" in test.file_path else "" + config.darwin_sanitizer_parallelism_group_func = darwin_sanitizer_parallelism_group_func |