| // Verify debuginfo for async fn: |
| // - Each variant points to the file and line of its yield point |
| // - The discriminants are marked artificial |
| // - Other fields are not marked artificial |
| // |
| // |
| //@ compile-flags: -C debuginfo=2 |
| //@ edition: 2018 |
| //@ ignore-msvc |
| |
| async fn foo() {} |
| async fn async_fn_test() { |
| foo().await; |
| let s = String::from("foo"); |
| foo().await; |
| } |
| |
| // FIXME: No way to reliably check the filename. |
| |
| // CHECK-DAG: [[ASYNC_FN:!.*]] = !DINamespace(name: "async_fn_test" |
| // CHECK-DAG: [[GEN:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "{async_fn_env#0}", scope: [[ASYNC_FN]] |
| // CHECK: [[VARIANT:!.*]] = !DICompositeType(tag: DW_TAG_variant_part, scope: [[GEN]], |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: discriminator: [[DISC:![0-9]*]] |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "0", scope: [[VARIANT]], |
| // CHECK-SAME: file: [[FILE:![0-9]*]], line: 12, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DICompositeType(tag: DW_TAG_structure_type, name: "Unresumed", scope: [[GEN]], |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "1", scope: [[VARIANT]], |
| // CHECK-SAME: file: [[FILE]], line: 16, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "2", scope: [[VARIANT]], |
| // CHECK-SAME: file: [[FILE]], line: 16, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "3", scope: [[VARIANT]], |
| // CHECK-SAME: file: [[FILE]], line: 13, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "4", scope: [[VARIANT]], |
| // CHECK-SAME: file: [[FILE]], line: 15, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: [[S1:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Suspend1", scope: [[GEN]], |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "s", scope: [[S1]] |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: [[DISC]] = !DIDerivedType(tag: DW_TAG_member, name: "__state", scope: [[GEN]], |
| // CHECK-SAME: flags: DIFlagArtificial |
| |
| fn main() { |
| let _dummy = async_fn_test(); |
| } |
