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Reapply "[compiler-rt] Default to Lit's Internal Shell (#168232)"

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This reverts commit c90fb56b41.

The failures identified in the revert commit have noe been fixed:
1. 4bc783be2d
2. 126462035a
3. d7307f458c
This commit is contained in:
Aiden Grossman
2025-12-05 17:59:39 +00:00
parent 35203a6a86
commit 94984d5cdb
1 changed files with 4 additions and 7 deletions
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11
compiler-rt/test/lit.common.cfg.py
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@@ -113,16 +113,13 @@ def push_dynamic_library_lookup_path(config, new_path):
config.environment[dynamic_library_lookup_var] = new_ld_library_path_64
# 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.
#
# 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"]
execute_external = use_lit_shell == "0"
# Allow expanding substitutions that are based on other substitutions
config.recursiveExpansionLimit = 10