// Verify debuginfo for generators: // - Each variant points to the file and line of its yield point // - The generator types and variants are marked artificial // - Captured vars from the source are not marked artificial // // ignore-tidy-linelength // compile-flags: -C debuginfo=2 --edition=2018 // ignore-msvc #![feature(generators, generator_trait)] use std::ops::Generator; fn generator_test() -> impl Generator { || { yield 0; let s = String::from("foo"); yield 1; } } async fn foo() {} async fn async_fn_test() { foo().await; let s = String::from("foo"); foo().await; } // FIXME: We need "checksum" to prevent matching with the wrong (duplicate) file // metadata, even when -C codegen-units=1. // CHECK-DAG: [[FILE:!.*]] = !DIFile(filename: "{{.*}}generator-debug.rs", {{.*}}, checksum: // CHECK-DAG: [[GEN_FN:!.*]] = !DINamespace(name: "generator_test" // CHECK-DAG: [[GEN:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "generator-0", scope: [[GEN_FN]], {{.*}}flags: DIFlagArtificial // CHECK: [[VARIANT:!.*]] = !DICompositeType(tag: DW_TAG_variant_part, scope: [[GEN_FN]], // CHECK-SAME: flags: DIFlagArtificial // CHECK-SAME: discriminator: [[DISC:![0-9]*]] // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "0", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 14, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DICompositeType(tag: DW_TAG_structure_type, name: "Unresumed", scope: [[GEN]], // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "1", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 18, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "2", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 18, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "3", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 15, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "4", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 17, // CHECK-SAME: flags: DIFlagArtificial // CHECK: [[S1:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Suspend1", scope: [[GEN]], // CHECK-SAME: flags: DIFlagArtificial // 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_FN]], // CHECK-SAME: flags: DIFlagArtificial // CHECK-DAG: [[GEN:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "generator-0", scope: [[ASYNC_FN:![0-9]*]], {{.*}}flags: DIFlagArtificial // CHECK: [[VARIANT:!.*]] = !DICompositeType(tag: DW_TAG_variant_part, scope: [[ASYNC_FN]], // CHECK-SAME: flags: DIFlagArtificial // CHECK-SAME: discriminator: [[DISC:![0-9]*]] // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "0", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 22, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "1", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 26, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "2", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 26, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "3", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 23, // CHECK-SAME: flags: DIFlagArtificial // CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "4", scope: [[VARIANT]], // CHECK-SAME: file: [[FILE]], line: 25, // CHECK-SAME: flags: DIFlagArtificial // CHECK: [[S1:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Suspend1", scope: [[GEN]], // CHECK-SAME: flags: DIFlagArtificial // 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: [[ASYNC_FN]], // CHECK-SAME: flags: DIFlagArtificial fn main() { let _dummy = generator_test(); let _dummy = async_fn_test(); }