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kumaraditya303 · kumaraditya303 · commit 65cae7679016 · 2026-03-26T14:39:27.000+05:30
diff --git a/Python/optimizer_analysis.c b/Python/optimizer_analysis.c
@@ -368,6 +368,7 @@ lookup_attr(JitOptContext *ctx, _PyBloomFilter *dependencies, _PyUOpInstruction
         PyObject *lookup = _PyType_Lookup(type, name);
         if (lookup) {
             int opcode = mortal;
+            // if the object is immortal or the type is immutable, borrowing is safe
             if (_Py_IsImmortal(lookup) || (type->tp_flags & Py_TPFLAGS_IMMUTABLETYPE)) {
                 opcode = immortal;
             }

Original file line number	Diff line number	Diff line change
`@@ -368,6 +368,7 @@ lookup_attr(JitOptContext ctx, _PyBloomFilter dependencies, _PyUOpInstruction`
`368`	`368`	`PyObject *lookup = _PyType_Lookup(type, name);`
`369`	`369`	`if (lookup) {`
`370`	`370`	`int opcode = mortal;`
	`371`	`+ // if the object is immortal or the type is immutable, borrowing is safe`
`371`	`372`	`if (_Py_IsImmortal(lookup) \|\| (type->tp_flags & Py_TPFLAGS_IMMUTABLETYPE)) {`
`372`	`373`	`opcode = immortal;`
`373`	`374`	`}`