hir: Avoid copy in getter (PathPattern)

gcc/rust/ChangeLog: * hir/tree/rust-hir-path.h: Avoid copy in getter. Signed-off-by: Jakub Dupak <[email protected]>
Rust-GCC · Oct 23, 2023 · af3071f · af3071f
1 parent 2e3e600
commit af3071f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/gcc/rust/hir/tree/rust-hir-path.h b/gcc/rust/hir/tree/rust-hir-path.h
@@ -321,7 +321,7 @@ class PathPattern : public Pattern
 
   PathExprSegment &get_root_seg () { return segments.at (0); }
 
-  PathExprSegment get_final_segment () const { return segments.back (); }
+  const PathExprSegment &get_final_segment () const { return segments.back (); }
 
   PatternType get_pattern_type () const override final
   {