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Add implicit selector expressions for in/notin

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gingerBill
2019-03-06 19:08:37 +00:00
parent 15d3f4c190
commit c67ea97845
3 changed files with 28 additions and 20 deletions
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14
src/check_expr.cpp
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@@ -2144,8 +2144,20 @@ void check_binary_expr(CheckerContext *c, Operand *x, Ast *node, bool use_lhs_as
case Token_in:
case Token_notin:
check_expr(c, x, be->left);
// IMPORTANT NOTE(bill): This uses right-left evaluation in type checking only no in
check_expr(c, y, be->right);
if (is_type_bit_set(y->type)) {
Type *elem = base_type(y->type)->BitSet.elem;
check_expr_with_type_hint(c, x, be->left, elem);
} else if (is_type_map(y->type)) {
Type *key = base_type(y->type)->Map.key;
check_expr_with_type_hint(c, x, be->left, key);
} else {
check_expr(c, x, be->left);
}
if (x->mode == Addressing_Invalid) {
return;
}