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gh-130415: Narrow types to constants in branches involving specialized comparisons with a constant (GH-144150)

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reiden 2026-01-24 18:02:08 +08:00 • committed by GitHub
parent 29840247ff
commit 6d972e0104
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6 changed files with 360 additions and 8 deletions
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Python/optimizer_analysis.c
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@ -250,6 +250,11 @@ add_op(JitOptContext *ctx, _PyUOpInstruction *this_instr,
#define sym_new_predicate _Py_uop_sym_new_predicate
#define sym_apply_predicate_narrowing _Py_uop_sym_apply_predicate_narrowing
/* Comparison oparg masks */
#define COMPARE_LT_MASK 2
#define COMPARE_GT_MASK 4
#define COMPARE_EQ_MASK 8
#define JUMP_TO_LABEL(label) goto label;
static int