mirror of https://github.com/rust-lang/rust
59 lines
2.3 KiB
Rust
59 lines
2.3 KiB
Rust
// Verify debuginfo for async fn:
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// - Each variant points to the file and line of its yield point
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// - The discriminants are marked artificial
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// - Other fields are not marked artificial
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//
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//
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//@ compile-flags: -C debuginfo=2 --edition=2018
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//@ ignore-msvc
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async fn foo() {}
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async fn async_fn_test() {
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foo().await;
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let s = String::from("foo");
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foo().await;
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}
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// FIXME: No way to reliably check the filename.
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// CHECK-DAG: [[ASYNC_FN:!.*]] = !DINamespace(name: "async_fn_test"
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// CHECK-DAG: [[GEN:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "{async_fn_env#0}", scope: [[ASYNC_FN]]
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// CHECK: [[VARIANT:!.*]] = !DICompositeType(tag: DW_TAG_variant_part, scope: [[GEN]],
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: discriminator: [[DISC:![0-9]*]]
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// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "0", scope: [[VARIANT]],
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// CHECK-SAME: file: [[FILE:![0-9]*]], line: 11,
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: {{!.*}} = !DICompositeType(tag: DW_TAG_structure_type, name: "Unresumed", scope: [[GEN]],
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "1", scope: [[VARIANT]],
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// CHECK-SAME: file: [[FILE]], line: 15,
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "2", scope: [[VARIANT]],
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// CHECK-SAME: file: [[FILE]], line: 15,
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "3", scope: [[VARIANT]],
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// CHECK-SAME: file: [[FILE]], line: 12,
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "4", scope: [[VARIANT]],
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// CHECK-SAME: file: [[FILE]], line: 14,
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: [[S1:!.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "Suspend1", scope: [[GEN]],
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "s", scope: [[S1]]
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// CHECK-NOT: flags: DIFlagArtificial
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// CHECK-SAME: )
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// CHECK: [[DISC]] = !DIDerivedType(tag: DW_TAG_member, name: "__state", scope: [[GEN]],
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// CHECK-SAME: flags: DIFlagArtificial
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fn main() {
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let _dummy = async_fn_test();
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}
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