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-rw-r--r--compiler/rustc_macros/src/diagnostics/utils.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_macros/src/diagnostics/utils.rs b/compiler/rustc_macros/src/diagnostics/utils.rs
index ba06f61299f..dff088b9bdf 100644
--- a/compiler/rustc_macros/src/diagnostics/utils.rs
+++ b/compiler/rustc_macros/src/diagnostics/utils.rs
@@ -830,5 +830,5 @@ pub(super) fn should_generate_set_arg(field: &Field) -> bool {
 }
 
 pub(super) fn is_doc_comment(attr: &Attribute) -> bool {
-    attr.path.segments.last().unwrap().ident.to_string() == "doc"
+    attr.path.segments.last().unwrap().ident == "doc"
 }