| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint Vertex %main "main" %sk_InstanceID %id |
| OpName %sk_InstanceID "sk_InstanceID" |
| OpName %id "id" |
| OpName %fn_i "fn_i" |
| OpName %main "main" |
| OpDecorate %sk_InstanceID BuiltIn InstanceIndex |
| OpDecorate %id Location 1 |
| %int = OpTypeInt 32 1 |
| %_ptr_Input_int = OpTypePointer Input %int |
| %sk_InstanceID = OpVariable %_ptr_Input_int Input |
| %_ptr_Output_int = OpTypePointer Output %int |
| %id = OpVariable %_ptr_Output_int Output |
| %9 = OpTypeFunction %int |
| %void = OpTypeVoid |
| %13 = OpTypeFunction %void |
| %fn_i = OpFunction %int None %9 |
| %10 = OpLabel |
| %11 = OpLoad %int %sk_InstanceID |
| OpReturnValue %11 |
| OpFunctionEnd |
| %main = OpFunction %void None %13 |
| %14 = OpLabel |
| %15 = OpFunctionCall %int %fn_i |
| OpStore %id %15 |
| OpReturn |
| OpFunctionEnd |
