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Allow compound literals to access fields through using

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gingerBill
2023-02-26 13:26:35 +00:00
parent de6c0f682f
commit a9182cfd8c
8 changed files with 219 additions and 97 deletions
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20
src/llvm_backend_expr.cpp
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@@ -4044,7 +4044,6 @@ gb_internal lbAddr lb_build_addr_slice_expr(lbProcedure *p, Ast *expr) {
return {};
}
gb_internal lbAddr lb_build_addr_compound_lit(lbProcedure *p, Ast *expr) {
ast_node(cl, CompoundLit, expr);
@@ -4093,12 +4092,25 @@ gb_internal lbAddr lb_build_addr_compound_lit(lbProcedure *p, Ast *expr) {
ast_node(fv, FieldValue, elem);
String name = fv->field->Ident.token.string;
Selection sel = lookup_field(bt, name, false);
index = sel.index[0];
GB_ASSERT(!sel.indirect);
elem = fv->value;
TypeAndValue tav = type_and_value_of_expr(elem);
if (sel.index.count > 1) {
if (lb_is_nested_possibly_constant(type, sel, elem)) {
continue;
}
lbValue dst = lb_emit_deep_field_gep(p, comp_lit_ptr, sel);
field_expr = lb_build_expr(p, elem);
field_expr = lb_emit_conv(p, field_expr, sel.entity->type);
lb_emit_store(p, dst, field_expr);
continue;
}
index = sel.index[0];
} else {
TypeAndValue tav = type_and_value_of_expr(elem);
Selection sel = lookup_field_from_index(bt, st->fields[field_index]->Variable.field_index);
GB_ASSERT(sel.index.count == 1);
GB_ASSERT(!sel.indirect);
index = sel.index[0];
}