Function func_ctrl

crates/rustc_codegen_spirv/src/linker/test.rs:428–468

()

#[test]
fn func_ctrl() {
    // FIXME(eddyb) the `Uniform` `OpVariable` is completely unused and after
    // enabling DCE, it started being removed, is it necessary at all?
    let a = assemble_spirv(
        r#"OpCapability Linkage
            OpMemoryModel Logical OpenCL
            OpDecorate %1 LinkageAttributes "foo" Import
            %2 = OpTypeVoid
            %3 = OpTypeFunction %2
            %4 = OpTypeFloat 32
            %5 = OpVariable %4 Uniform
            %1 = OpFunction %2 None %3
            OpFunctionEnd"#,
    );

    let b = assemble_spirv(
        r#"OpCapability Linkage
            OpMemoryModel Logical OpenCL
            OpDecorate %1 LinkageAttributes "foo" Export
            %2 = OpTypeVoid
            %3 = OpTypeFunction %2
            %1 = OpFunction %2 DontInline %3
            %4 = OpLabel
            OpReturn
            OpFunctionEnd"#,
    );

    let result = assemble_and_link(&[&a, &b]).unwrap();

    let expect = r#"OpCapability Linkage
            OpMemoryModel Logical OpenCL
            OpDecorate %1 LinkageAttributes "foo" Export
            %2 = OpTypeVoid
            %3 = OpTypeFunction %2
            %1 = OpFunction %2 DontInline %3
            %4 = OpLabel
            OpReturn
            OpFunctionEnd"#;

    without_header_eq(result, expect);
}

#[test]
fn use_exported_func_param_attr() {