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[Bugfix] Copy pass_configs dict to prevent mutation across multiple JIT compilations #1776

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Merged
LeiWang1999 merged 1 commit into from
Feb 3, 2026
Merged

[Bugfix] Copy pass_configs dict to prevent mutation across multiple JIT compilations #1776

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3 changes: 1 addition & 2 deletions tilelang/jit/kernel.py
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Original file line number Diff line number Diff line change
Expand Up @@ -225,10 +225,9 @@ def _compile_and_create_adapter(self, tilelang_func: PrimFunc, out_idx: list[int
target_host = self.target_host

execution_backend = self.execution_backend
pass_configs = self.pass_configs or {}
pass_configs = dict(self.pass_configs) if self.pass_configs else {}

compile_flags = self.compile_flags

if compile_flags is not None:
compile_flags_cfg = pass_configs.get(PassConfigKey.TL_DEVICE_COMPILE_FLAGS)
pass_configs[PassConfigKey.TL_DEVICE_COMPILE_FLAGS] = (
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