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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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4 changes: 3 additions & 1 deletion llvm/test/ExecutionEngine/MCJIT/stubs-sm-pic.ll
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@@ -1,5 +1,7 @@
; RUN: %lli -jit-kind=mcjit -disable-lazy-compilation=false -relocation-model=pic -code-model=small %s
; XFAIL: target={{(mips|mipsel)-.*}}, target={{(i686|i386).*}}, target={{(aarch64|arm).*}}
; XFAIL: target={{(mips|mipsel)-.*}}, target={{(i686|i386).*}}, target={{(aarch64|arm).*}}, target={{.*-(cygwin|windows-cygnus)}}
; This test segfaults on cygwin, but succeeds with cygwin-elf. Unfortunately,
; cygwin-elf breaks the remote tests due to lack of __register_frame.

define i32 @main() nounwind {
entry:
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5 changes: 5 additions & 0 deletions llvm/test/lit.cfg.py
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Expand Up @@ -107,6 +107,11 @@ 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.
# Cygwin is excluded from this workaround, even though it is COFF, because this
# breaks remote tests due to not having a __register_frame function. The only
# test that succeeds with cygwin-elf but fails with cygwin is
# test/ExecutionEngine/MCJIT/stubs-sm-pic.ll so this test is marked as XFAIL
# for cygwin targets
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"]

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