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Diffstat (limited to 'compiler/rustc_builtin_macros/src/source_util.rs')
-rw-r--r--compiler/rustc_builtin_macros/src/source_util.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_builtin_macros/src/source_util.rs b/compiler/rustc_builtin_macros/src/source_util.rs
index abcdfabcaed..61a6361ae8d 100644
--- a/compiler/rustc_builtin_macros/src/source_util.rs
+++ b/compiler/rustc_builtin_macros/src/source_util.rs
@@ -234,7 +234,7 @@ pub fn expand_include_bytes(
 }
 
 fn load_binary_file(
-    cx: &mut ExtCtxt<'_>,
+    cx: &ExtCtxt<'_>,
     original_path: &Path,
     macro_span: Span,
     path_span: Span,