compile: Don't try to constant-fold division by zero.
The way it is, just crashes app. And optimizing to "raise ZeroDivisionError" is probably too much.
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@ -145,7 +145,9 @@ mp_parse_node_t fold_constants(mp_parse_node_t pn) {
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} else if (MP_PARSE_NODE_IS_TOKEN_KIND(pns->nodes[1], MP_TOKEN_OP_PERCENT)) {
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pn = mp_parse_node_new_leaf(MP_PARSE_NODE_SMALL_INT, python_modulo(arg0, arg1));
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} else if (MP_PARSE_NODE_IS_TOKEN_KIND(pns->nodes[1], MP_TOKEN_OP_DBL_SLASH)) {
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if (arg1 != 0) {
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pn = mp_parse_node_new_leaf(MP_PARSE_NODE_SMALL_INT, python_floor_divide(arg0, arg1));
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}
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} else {
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// shouldn't happen
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assert(0);
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