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Fix #1883

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This commit is contained in:
gingerBill
2022-07-16 18:03:43 +01:00
parent 0571b80d37
commit eafa5098aa
2 changed files with 31 additions and 25 deletions
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33
src/check_expr.cpp
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@@ -8404,23 +8404,30 @@ ExprKind check_compound_literal(CheckerContext *c, Operand *o, Ast *node, Type *
if (is_type_bit_set(type)) {
// NOTE(bill): Encode as an integer
i64 lower = base_type(type)->BitSet.lower;
Type *bt = base_type(type);
BigInt bits = {};
BigInt one = {};
big_int_from_u64(&one, 1);
u64 bits = 0;
for_array(index, cl->elems) {
Ast *elem = cl->elems[index];
GB_ASSERT(elem->kind != Ast_FieldValue);
TypeAndValue tav = elem->tav;
ExactValue i = exact_value_to_integer(tav.value);
if (i.kind != ExactValue_Integer) {
for_array(i, cl->elems) {
Ast *e = cl->elems[i];
GB_ASSERT(e->kind != Ast_FieldValue);
TypeAndValue tav = e->tav;
if (tav.mode != Addressing_Constant) {
continue;
}
i64 val = big_int_to_i64(&i.value_integer);
val -= lower;
u64 bit = u64(1ll<<val);
bits |= bit;
GB_ASSERT(tav.value.kind == ExactValue_Integer);
i64 v = big_int_to_i64(&tav.value.value_integer);
i64 lower = bt->BitSet.lower;
u64 index = cast(u64)(v-lower);
BigInt bit = {};
big_int_from_u64(&bit, index);
big_int_shl(&bit, &one, &bit);
big_int_or(&bits, &bits, &bit);
}
o->value = exact_value_u64(bits);
o->value.kind = ExactValue_Integer;
o->value.value_integer = bits;
} else if (is_type_constant_type(type) && cl->elems.count == 0) {
ExactValue value = exact_value_compound(node);
Type *bt = core_type(type);