[PATCH] D46593: Allow copy elision in path concatenation

[Dávid Bolvanský via Phabricator via cfe-commits]

xbolva00 updated this revision to Diff 145742.
Herald added a subscriber: christof.

https://reviews.llvm.org/D46593

Files:
  libcxx/trunk/include/experimental/filesystem


Index: libcxx/trunk/include/experimental/filesystem
===================================================================
--- libcxx/trunk/include/experimental/filesystem
+++ libcxx/trunk/include/experimental/filesystem
@@ -1140,7 +1140,9 @@
 
 inline _LIBCPP_INLINE_VISIBILITY
 path operator/(const path& __lhs, const path& __rhs) {
-    return path(__lhs) /= __rhs;
+    path __result(__lhs);
+    __result /= __rhs;
+    return __result;
 }
 
 template <class _Source>


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