| // Verify debuginfo for coroutines: |
| // - 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 |
| // only-msvc |
| |
| #![feature(coroutines, coroutine_trait)] |
| use std::ops::Coroutine; |
| |
| fn coroutine_test() -> impl Coroutine<Yield = i32, Return = ()> { |
| || { |
| yield 0; |
| let s = String::from("foo"); |
| yield 1; |
| } |
| } |
| |
| // FIXME: No way to reliably check the filename. |
| |
| // CHECK-DAG: [[GEN:!.*]] = !DICompositeType(tag: DW_TAG_union_type, name: "enum2$<coroutine_debug_msvc::coroutine_test::coroutine_env$0>" |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant0", scope: [[GEN]], |
| // For brevity, we only check the struct name and members of the last variant. |
| // CHECK-SAME: file: [[FILE:![0-9]*]], line: 14, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant1", scope: [[GEN]], |
| // CHECK-SAME: file: [[FILE]], line: 18, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant2", scope: [[GEN]], |
| // CHECK-SAME: file: [[FILE]], line: 18, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant3", scope: [[GEN]], |
| // CHECK-SAME: file: [[FILE]], line: 15, |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant4", scope: [[GEN]], |
| // CHECK-SAME: file: [[FILE]], line: 17, |
| // CHECK-SAME: baseType: [[VARIANT_WRAPPER:![0-9]*]] |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: [[VARIANT_WRAPPER]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Variant4", scope: [[GEN]], |
| // CHECK: !DIDerivedType(tag: DW_TAG_member, name: "value", scope: [[VARIANT_WRAPPER]], {{.*}}, baseType: [[VARIANT:![0-9]*]], |
| // CHECK: [[VARIANT]] = !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: [[VARIANT]] |
| // CHECK-NOT: flags: DIFlagArtificial |
| // CHECK-SAME: ) |
| // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "tag", scope: [[GEN]], |
| // CHECK-NOT: flags: DIFlagArtificial |
| |
| fn main() { |
| let _dummy = coroutine_test(); |
| } |