1 // Verify debuginfo for generators:
2 // - Each variant points to the file and line of its yield point
3 // - The discriminants are marked artificial
4 // - Other fields are not marked artificial
7 // compile-flags: -C debuginfo=2 --edition=2018
11 async fn async_fn_test() {
13 let s = String::from("foo");
17 // FIXME: No way to reliably check the filename.
19 // CHECK-DAG: [[GEN:!.*]] = !DICompositeType(tag: DW_TAG_union_type, name: "enum$<async_fn_debug_msvc::async_fn_test::async_fn_env$0>",
20 // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant0", scope: [[GEN]],
21 // For brevity, we only check the struct name and members of the last variant.
22 // CHECK-SAME: file: [[FILE:![0-9]*]], line: 11,
23 // CHECK-NOT: flags: DIFlagArtificial
25 // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant1", scope: [[GEN]],
26 // CHECK-SAME: file: [[FILE]], line: 15,
27 // CHECK-NOT: flags: DIFlagArtificial
29 // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant2", scope: [[GEN]],
30 // CHECK-SAME: file: [[FILE]], line: 15,
31 // CHECK-NOT: flags: DIFlagArtificial
33 // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant3", scope: [[GEN]],
34 // CHECK-SAME: file: [[FILE]], line: 12,
35 // CHECK-NOT: flags: DIFlagArtificial
37 // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant4", scope: [[GEN]],
38 // CHECK-SAME: file: [[FILE]], line: 14,
39 // CHECK-SAME: baseType: [[VARIANT:![0-9]*]]
40 // CHECK-NOT: flags: DIFlagArtificial
42 // CHECK: [[VARIANT]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Suspend1", scope: [[GEN]],
43 // CHECK-NOT: flags: DIFlagArtificial
45 // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "s", scope: [[VARIANT]]
46 // CHECK-NOT: flags: DIFlagArtificial
48 // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "discriminant", scope: [[GEN]],
49 // CHECK-NOT: flags: DIFlagArtificial
52 let _dummy = async_fn_test();