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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/codegen/async-fn-debug-msvc.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/codegen/async-fn-debug-msvc.rs')
-rw-r--r--src/test/codegen/async-fn-debug-msvc.rs53
1 files changed, 53 insertions, 0 deletions
diff --git a/src/test/codegen/async-fn-debug-msvc.rs b/src/test/codegen/async-fn-debug-msvc.rs
new file mode 100644
index 000000000..8995605e3
--- /dev/null
+++ b/src/test/codegen/async-fn-debug-msvc.rs
@@ -0,0 +1,53 @@
+// Verify debuginfo for generators:
+// - 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
+// only-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: [[GEN:!.*]] = !DICompositeType(tag: DW_TAG_union_type, name: "enum$<async_fn_debug_msvc::async_fn_test::async_fn_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: 11,
+// CHECK-NOT: flags: DIFlagArtificial
+// CHECK-SAME: )
+// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant1", scope: [[GEN]],
+// CHECK-SAME: file: [[FILE]], line: 15,
+// CHECK-NOT: flags: DIFlagArtificial
+// CHECK-SAME: )
+// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant2", scope: [[GEN]],
+// CHECK-SAME: file: [[FILE]], line: 15,
+// CHECK-NOT: flags: DIFlagArtificial
+// CHECK-SAME: )
+// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant3", scope: [[GEN]],
+// CHECK-SAME: file: [[FILE]], line: 12,
+// CHECK-NOT: flags: DIFlagArtificial
+// CHECK-SAME: )
+// CHECK: {{!.*}} = !DIDerivedType(tag: DW_TAG_member, name: "variant4", scope: [[GEN]],
+// CHECK-SAME: file: [[FILE]], line: 14,
+// CHECK-SAME: baseType: [[VARIANT:![0-9]*]]
+// CHECK-NOT: flags: DIFlagArtificial
+// CHECK-SAME: )
+// 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: "discriminant", scope: [[GEN]],
+// CHECK-NOT: flags: DIFlagArtificial
+
+fn main() {
+ let _dummy = async_fn_test();
+}