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GH-124820: Move `-mno-outline-atomics` flag to aarch64 Linux JIT builds only (#124821)

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Savannah Ostrowski 2024-10-02 02:40:59 -07:00 committed by GitHub
parent 9b31a2d83f
commit 6737333ac5
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1 changed files with 6 additions and 4 deletions
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10
Tools/jit/_targets.py
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@ -139,9 +139,6 @@ class _Target(typing.Generic[_S, _R]):
"-fno-plt",
# Don't call stack-smashing canaries that we can't find or patch:
"-fno-stack-protector",
# On aarch64 Linux, intrinsics were being emitted and this flag
# was required to disable them.
"-mno-outline-atomics",
"-std=c11",
*self.args,
]
@ -527,7 +524,12 @@ def get_target(host: str) -> _COFF | _ELF | _MachO:
args = ["-fms-runtime-lib=dll"]
target = _COFF(host, alignment=8, args=args)
elif re.fullmatch(r"aarch64-.*-linux-gnu", host):
args = ["-fpic"]
args = [
"-fpic",
# On aarch64 Linux, intrinsics were being emitted and this flag
# was required to disable them.
"-mno-outline-atomics",
]
target = _ELF(host, alignment=8, args=args)
elif re.fullmatch(r"i686-pc-windows-msvc", host):
args = ["-DPy_NO_ENABLE_SHARED"]