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gh-144005: Eliminate redundant refcounting in the JIT for BINARY_OP_EXTEND (#144006)

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AN Long 2026-01-24 02:19:01 +09:00 • committed by GitHub
parent 70e67f579e
commit 2f42f83344
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11 changed files with 109 additions and 53 deletions
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6
Python/optimizer_bytecodes.c
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@ -311,6 +311,12 @@ dummy_func(void) {
r = right;
}
op(_BINARY_OP_EXTEND, (left, right -- res, l, r)) {
res = sym_new_not_null(ctx);
l = left;
r = right;
}
op(_BINARY_OP_INPLACE_ADD_UNICODE, (left, right -- res)) {
if (sym_is_const(ctx, left) && sym_is_const(ctx, right)) {
assert(PyUnicode_CheckExact(sym_get_const(ctx, left)));