Add `deferred_in_out` attribute

1 files changed, 8 insertions, 0 deletions

diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp
index bc3cba109..994e0f29e 100644
--- a/src/llvm_backend.cpp
+++ b/src/llvm_backend.cpp
@@ -7113,6 +7113,14 @@ lbValue lb_emit_call(lbProcedure *p, lbValue value, Array<lbValue> const &args,
 			case DeferredProcedure_out:
 				result_as_args = lb_value_to_array(p, result);
 				break;
+			case DeferredProcedure_in_out:
+				{
+					auto out_args = lb_value_to_array(p, result);
+					array_init(&result_as_args, heap_allocator(), in_args.count + out_args.count);
+					array_copy(&result_as_args, in_args, 0);
+					array_copy(&result_as_args, out_args, in_args.count);
+				}
+				break;
 			}
 
 			lb_add_defer_proc(p, p->scope_index, deferred, result_as_args);