| // RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \ | |
| // RUN: dxil-pc-shadermodel6.3-library %s \ | |
| // RUN: -emit-llvm -disable-llvm-passes -o - | FileCheck %s | |
| // FIXME: add semantic to a. | |
| // See https://github.com/llvm/llvm-project/issues/57874 | |
| struct S { | |
| float a; | |
| }; | |
| // Make sure sret parameter is generated. | |
| // CHECK:define internal void @"?ps_main@@YA?AUS@@XZ"(ptr noalias sret(%struct.S) align 4 %agg.result) | |
| // FIXME: change it to real value instead of poison value once semantic is add to a. | |
| // Make sure the function with sret is called. | |
| // CHECK:call void @"?ps_main@@YA?AUS@@XZ"(ptr poison) | |
| [shader("pixel")] | |
| S ps_main() { | |
| S s; | |
| s.a = 0; | |
| return s; | |
| }; |