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gh-146018: Disable over-aggressive optimization for _GUARD_CODE_VERSION (GH-145923)

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Ken Jin 2026-03-16 21:52:56 +08:00 • committed by GitHub
parent fd50b41aa9
commit 182aea2f57
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2 changed files with 3 additions and 2 deletions
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4
Python/optimizer_bytecodes.c
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@ -1761,7 +1761,9 @@ dummy_func(void) {
PyCodeObject *co = get_current_code_object(ctx);
if (co->co_version == version) {
_Py_BloomFilter_Add(dependencies, co);
REPLACE_OP(this_instr, _NOP, 0, 0);
// TODO gh-144651:
// If we've previously guarded on this code version in a trace, we
// can avoid guarding it again.
}
else {
ctx->done = true;

1
Python/optimizer_cases.c.h generated
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@ -4290,7 +4290,6 @@
PyCodeObject *co = get_current_code_object(ctx);
if (co->co_version == version) {
_Py_BloomFilter_Add(dependencies, co);
REPLACE_OP(this_instr, _NOP, 0, 0);
}
else {
ctx->done = true;