3 files changed, 51 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-24687-embed-debuginfo/auxiliary/issue-24687-lib.rs b/tests/ui/issues/issue-24687-embed-debuginfo/auxiliary/issue-24687-lib.rs
new file mode 100644
index 000000000..5b1b1389c
--- /dev/null
+++ b/tests/ui/issues/issue-24687-embed-debuginfo/auxiliary/issue-24687-lib.rs
@@ -0,0 +1,10 @@
+#![crate_type="lib"]
+
+// This is a file that pulls in a separate file as a submodule, where
+// that separate file has many multi-byte characters, to try to
+// encourage the compiler to trip on them.
+
+#[path = "issue-24687-mbcs-in-comments.rs"]
+mod issue_24687_mbcs_in_comments;
+
+pub use issue_24687_mbcs_in_comments::D;
diff --git a/tests/ui/issues/issue-24687-embed-debuginfo/auxiliary/issue-24687-mbcs-in-comments.rs b/tests/ui/issues/issue-24687-embed-debuginfo/auxiliary/issue-24687-mbcs-in-comments.rs
new file mode 100644
index 000000000..215145a64
--- /dev/null
+++ b/tests/ui/issues/issue-24687-embed-debuginfo/auxiliary/issue-24687-mbcs-in-comments.rs
@@ -0,0 +1,27 @@
+use std::fmt;
+
+// This ia file with many multi-byte characters, to try to encourage
+// the compiler to trip on them.  The Drop implementation below will
+// need to have its source location embedded into the debug info for
+// the output file.
+
+// αααααααααααααααααααααααααααααααααααααααααααααααααααααααααααααααααααααα
+// ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
+// γγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγγ
+// δδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδδ
+// εεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεεε
+
+// ζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζζ
+// ηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηηη
+// θθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθθ
+// ιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιιι
+// κκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκκ
+
+pub struct D<X:fmt::Debug>(pub X);
+
+impl<X:fmt::Debug> Drop for D<X> {
+    fn drop(&mut self) {
+        // λλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλλ
+        println!("Dropping D({:?})", self.0);
+    }
+}
diff --git a/tests/ui/issues/issue-24687-embed-debuginfo/main.rs b/tests/ui/issues/issue-24687-embed-debuginfo/main.rs
new file mode 100644
index 000000000..f08bcdfe6
--- /dev/null
+++ b/tests/ui/issues/issue-24687-embed-debuginfo/main.rs
@@ -0,0 +1,14 @@
+// run-pass
+// aux-build:issue-24687-lib.rs
+// compile-flags:-g
+// ignore-asmjs wasm2js does not support source maps yet
+
+extern crate issue_24687_lib as d;
+
+fn main() {
+    // Create a `D`, which has a destructor whose body will be codegen'ed
+    // into the generated code here, and thus the local debuginfo will
+    // need references into the original source locations from
+    // `importer` above.
+    let _d = d::D("Hi");
+}