diff --git a/test/lit.cfg b/test/lit.cfg index 0ecd8feb26a..a7163871427 100644 --- a/test/lit.cfg +++ b/test/lit.cfg @@ -22,9 +22,18 @@ if sys.platform in ['win32']: config.environment['PATH'])) config.environment['PATH'] = path +# Choose between lit's internal shell pipeline runner and a real shell. If +# LIT_USE_INTERNAL_SHELL is in the environment, we use that as an override. +use_lit_shell = os.environ.get("LIT_USE_INTERNAL_SHELL") +if use_lit_shell: + # 0 is external, "" is default, and everything else is internal. + execute_external = (use_lit_shell == "0") +else: + # Otherwise we default to internal on Windows and external elsewhere, as + # bash on Windows is usually very slow. + execute_external = (not sys.platform in ['win32']) + # testFormat: The test format to use to interpret tests. -execute_external = (not sys.platform in ['win32'] - or lit.getBashPath() not in [None, ""]) config.test_format = lit.formats.ShTest(execute_external) # To ignore test output on stderr so it doesn't trigger failures uncomment this: @@ -240,7 +249,7 @@ for pattern in [r"\bbugpoint\b(?!-)", r"(?