Commit 96eec4f8 authored by Paul Sokolovsky's avatar Paul Sokolovsky
Browse files

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.
parent 864038da
......@@ -145,7 +145,9 @@ mp_parse_node_t fold_constants(mp_parse_node_t pn) {
} else if (MP_PARSE_NODE_IS_TOKEN_KIND(pns->nodes[1], MP_TOKEN_OP_PERCENT)) {
pn = mp_parse_node_new_leaf(MP_PARSE_NODE_SMALL_INT, python_modulo(arg0, arg1));
} else if (MP_PARSE_NODE_IS_TOKEN_KIND(pns->nodes[1], MP_TOKEN_OP_DBL_SLASH)) {
pn = mp_parse_node_new_leaf(MP_PARSE_NODE_SMALL_INT, python_floor_divide(arg0, arg1));
if (arg1 != 0) {
pn = mp_parse_node_new_leaf(MP_PARSE_NODE_SMALL_INT, python_floor_divide(arg0, arg1));
}
} else {
// shouldn't happen
assert(0);
......
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