mirror of https://github.com/python/cpython
bpo-36817: Fix reference leak for expr_text in f-string = parsing (GH-13249)
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@ -5228,10 +5228,15 @@ fstring_find_expr(const char **str, const char *end, int raw, int recurse_lvl,
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}
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if (equal_flag) {
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Py_ssize_t len = expr_text_end-expr_start;
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Py_ssize_t len = expr_text_end - expr_start;
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expr_text = PyUnicode_FromStringAndSize(expr_start, len);
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if (!expr_text)
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if (!expr_text) {
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goto error;
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}
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if (PyArena_AddPyObject(c->c_arena, expr_text) < 0) {
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Py_DECREF(expr_text);
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goto error;
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}
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}
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/* Check for the format spec, if present. */
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