[llvm-branch-commits] [BOLT] Enable lit internal shell by default (PR #156083)
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Fri Aug 29 11:46:10 PDT 2025
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-bolt
Author: Aiden Grossman (boomanaiden154)
<details>
<summary>Changes</summary>
This patch enables lit's internal shell by default now that all
REQUIRES: shell tests have been update to not require shell features not
available in lit and all unresolved tests have been fixed.
This should speed up test runtime by a bit and will give nicer error
messaging.
Fixes #<!-- -->102701.
---
Full diff: https://github.com/llvm/llvm-project/pull/156083.diff
1 Files Affected:
- (modified) bolt/test/lit.cfg.py (+12-1)
``````````diff
diff --git a/bolt/test/lit.cfg.py b/bolt/test/lit.cfg.py
index 0d05229be2bf3..bef570ba50a04 100644
--- a/bolt/test/lit.cfg.py
+++ b/bolt/test/lit.cfg.py
@@ -18,11 +18,22 @@
# name: The name of this test suite.
config.name = "BOLT"
+# TODO: Consolidate the logic for turning on the internal shell by default for all LLVM test suites.
+# See https://github.com/llvm/llvm-project/issues/106636 for more details.
+#
+# We prefer the lit internal shell which provides a better user experience on failures
+# and is faster unless the user explicitly disables it with LIT_USE_INTERNAL_SHELL=0
+# env var.
+use_lit_shell = True
+lit_shell_env = os.environ.get("LIT_USE_INTERNAL_SHELL")
+if lit_shell_env:
+ use_lit_shell = lit.util.pythonize_bool(lit_shell_env)
+
# testFormat: The test format to use to interpret tests.
#
# For now we require '&&' between commands, until they get globally killed and
# the test runner updated.
-config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
+config.test_format = lit.formats.ShTest(execute_external=not use_lit_shell)
# suffixes: A list of file extensions to treat as test files.
config.suffixes = [
``````````
</details>
https://github.com/llvm/llvm-project/pull/156083
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