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Fix #578

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This commit is contained in:
gingerBill
2020-02-29 09:35:41 +00:00
parent 3d74c2f6c0
commit ce20604e3c
1 changed files with 6 additions and 0 deletions
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6
src/check_stmt.cpp
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@@ -1108,6 +1108,12 @@ void check_type_switch_stmt(CheckerContext *ctx, Ast *node, u32 mod_flags) {
if (type_expr != nullptr) { // Otherwise it's a default expression
Operand y = {};
check_expr_or_type(ctx, &y, type_expr);
if (y.mode != Addressing_Type) {
gbString str = expr_to_string(type_expr);
error(type_expr, "Expected a type as a case, got %s", str);
gb_string_free(str);
continue;
}
if (switch_kind == TypeSwitch_Union) {
GB_ASSERT(is_type_union(bt));