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Issue #19437: Fix compiler_class(), handle compiler_lookup_arg() failure

This commit is contained in:
Victor Stinner 2013-11-05 18:07:34 +01:00
parent 357f5155dc
commit 98e818b8e3
1 changed files with 4 additions and 0 deletions
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4
Python/compile.c
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@ -1772,6 +1772,10 @@ compiler_class(struct compiler *c, stmt_ty s)
}
i = compiler_lookup_arg(c->u->u_cellvars, str);
Py_DECREF(str);
if (i < 0) {
compiler_exit_scope(c);
return 0;
}
assert(i == 0);
/* Return the cell where to store __class__ */
ADDOP_I(c, LOAD_CLOSURE, i);