3 files changed, 20 insertions, 5 deletions
diff --git a/src/test/ui/remap-path-prefix.rs b/src/test/ui/remap-path-prefix.rs
new file mode 100644
index 00000000000..2eef9709977
--- /dev/null
+++ b/src/test/ui/remap-path-prefix.rs
@@ -0,0 +1,9 @@
+// compile-flags: --remap-path-prefix={{src-base}}=remapped
+
+fn main() {
+    // We cannot actually put an ERROR marker here because
+    // the file name in the error message is not what the
+    // test framework expects (since the filename gets remapped).
+    // We still test the expected error in the stderr file.
+    ferris
+}
diff --git a/src/test/ui/remap-path-prefix.stderr b/src/test/ui/remap-path-prefix.stderr
new file mode 100644
index 00000000000..ad6a35d1256
--- /dev/null
+++ b/src/test/ui/remap-path-prefix.stderr
@@ -0,0 +1,9 @@
+error[E0425]: cannot find value `ferris` in this scope
+  --> remapped/remap-path-prefix.rs:8:5
+   |
+LL |     ferris
+   |     ^^^^^^ not found in this scope
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0425`.
diff --git a/src/tools/clippy/clippy_lints/src/macro_use.rs b/src/tools/clippy/clippy_lints/src/macro_use.rs
index a371f8bbd3c..39f7ade3f81 100644
--- a/src/tools/clippy/clippy_lints/src/macro_use.rs
+++ b/src/tools/clippy/clippy_lints/src/macro_use.rs
@@ -47,11 +47,8 @@ pub struct MacroRefData {
 
 impl MacroRefData {
     pub fn new(name: String, callee: Span, cx: &LateContext<'_>) -> Self {
-        let mut path = cx
-            .sess()
-            .source_map()
-            .span_to_filename(callee)
-            .prefer_local()
+        let sm = cx.sess().source_map();
+        let mut path = sm.filename_for_diagnostics(&sm.span_to_filename(callee))
             .to_string();
 
         // std lib paths are <::std::module::file type>