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-rw-r--r--src/test/ui/rfc-2091-track-caller/tracked-fn-ptr.rs62
1 files changed, 62 insertions, 0 deletions
diff --git a/src/test/ui/rfc-2091-track-caller/tracked-fn-ptr.rs b/src/test/ui/rfc-2091-track-caller/tracked-fn-ptr.rs
new file mode 100644
index 000000000..8bb4dd288
--- /dev/null
+++ b/src/test/ui/rfc-2091-track-caller/tracked-fn-ptr.rs
@@ -0,0 +1,62 @@
+// run-pass
+// revisions: default mir-opt
+//[mir-opt] compile-flags: -Zmir-opt-level=4
+
+fn ptr_call(f: fn()) {
+ f();
+}
+
+#[track_caller]
+fn tracked() {
+ let expected_line = line!() - 1;
+ let location = std::panic::Location::caller();
+ assert_eq!(location.file(), file!());
+ assert_eq!(location.line(), expected_line, "call shims report location as fn definition");
+}
+
+trait Trait {
+ fn trait_tracked();
+}
+
+impl Trait for () {
+ #[track_caller]
+ fn trait_tracked() {
+ let expected_line = line!() - 1;
+ let location = std::panic::Location::caller();
+ assert_eq!(location.file(), file!());
+ assert_eq!(location.line(), expected_line, "call shims report location as fn definition");
+ }
+}
+
+trait TrackedTrait {
+ #[track_caller]
+ fn trait_tracked_default() {
+ let expected_line = line!() - 1;
+ let location = std::panic::Location::caller();
+ assert_eq!(location.file(), file!());
+ assert_eq!(location.line(), expected_line, "call shims report location as fn definition");
+ }
+}
+
+impl TrackedTrait for () {}
+
+trait TraitBlanketTracked {
+ #[track_caller]
+ fn tracked_blanket();
+}
+
+impl TraitBlanketTracked for () {
+ fn tracked_blanket() {
+ let expected_line = line!() - 1;
+ let location = std::panic::Location::caller();
+ assert_eq!(location.file(), file!());
+ assert_eq!(location.line(), expected_line, "call shims report location as fn definition");
+ }
+}
+
+fn main() {
+ ptr_call(tracked);
+ ptr_call(<() as Trait>::trait_tracked);
+ ptr_call(<() as TrackedTrait>::trait_tracked_default);
+ ptr_call(<() as TraitBlanketTracked>::tracked_blanket);
+}