protocols

src/codegen.zig

@@ -6078,8 +6078,16 @@ pub const CodeGen = struct {
         // xx prefix: unwrap and convert freely (explicit cast)
         if (node.data == .unary_op and node.data.unary_op.op == .xx) {
             const inner = node.data.unary_op.operand;
-            const val = try self.genExpr(inner);
+            var val = try self.genExpr(inner);
             const src_ty = self.inferType(inner);
+            // genExpr on struct literals returns an alloca (ptr), not a loaded value.
+            // Load it so convertValue/buildProtocolValue sees the actual struct value.
+            if (inner.data == .struct_literal and src_ty.isStruct()) {
+                const sname = self.resolveAlias(src_ty.struct_type);
+                if (self.lookupStructInfo(sname)) |si| {
+                    val = c.LLVMBuildLoad2(self.builder, si.llvm_type.?, val, "xx_struct_load");
+                }
+            }
             return self.convertValue(val, src_ty, target_ty);
         }