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[LLVM] adjust lit.cfg.py for Cygwin #151416

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Merged
jeremyd2019 merged 3 commits into from
Aug 2, 2025
Merged

[LLVM] adjust lit.cfg.py for Cygwin #151416

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be3a7ee
[LLVM] adjust lit.cfg.py for Cygwin
jeremyd2019 Jul 30, 2025
569965d
add comment and XFAIL of cygwin target
jeremyd2019 Jul 31, 2025
a97a2d1
super-nitpick
jeremyd2019 Aug 1, 2025
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9 changes: 5 additions & 4 deletions llvm/test/lit.cfg.py
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Original file line number Diff line number Diff line change
Expand Up @@ -107,7 +107,7 @@ def get_asan_rtlib():
# we don't support COFF in MCJIT well enough for the tests, force ELF format on
# Windows. FIXME: the process target triple should be used here, but this is
# difficult to obtain on Windows.
if re.search(r"cygwin|windows-gnu|windows-msvc", config.host_triple):
if re.search(r"windows-gnu|windows-msvc", config.host_triple):
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@mstorsjo mstorsjo Jul 31, 2025

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I'm not so sure about this one in particular - for the (rather odd) JIT cases where we construct an ELF file in memory and map that, I would think that it should work the same on cygwin as on regular Windows?

lli_args = ["-mtriple=" + config.host_triple + "-elf"]

llc_args = []
Expand Down Expand Up @@ -385,10 +385,11 @@ def version_int(ver):
else:
config.available_features.add("target-byteorder-little-endian")

if sys.platform in ["win32"]:
if sys.platform in ["win32", "cygwin"]:
# ExecutionEngine, no weak symbols in COFF.
config.available_features.add("uses_COFF")
else:

if sys.platform not in ["win32"]:
# Others/can-execute.txt
config.available_features.add("can-execute")

Expand Down Expand Up @@ -659,7 +660,7 @@ def host_unwind_supports_jit():

# .debug_frame is not emitted for targeting Windows x64, aarch64/arm64, AIX, or Apple Silicon Mac.
if not re.match(
r"^(x86_64|aarch64|arm64|powerpc|powerpc64).*-(windows-gnu|windows-msvc|aix)",
r"^(x86_64|aarch64|arm64|powerpc|powerpc64).*-(windows-cygnus|windows-gnu|windows-msvc|aix)",
config.target_triple,
) and not re.match(r"^arm64(e)?-apple-(macos|darwin)", config.target_triple):
config.available_features.add("debug_frame")
Expand Down