[llvm-bugs] [Bug 26189] Optimization bug with member function return a rvalue in a class template

via llvm-bugs llvm-bugs at lists.llvm.org
Mon Jan 18 12:10:59 PST 2016


https://llvm.org/bugs/show_bug.cgi?id=26189

David Blaikie <dblaikie at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |dblaikie at gmail.com
         Resolution|---                         |INVALID

--- Comment #1 from David Blaikie <dblaikie at gmail.com> ---
get_and_erase invokes UB by returning a reference to a local object

What you probably want is to return by value from get_and_erase, not by (albeit
rvalue) reference.

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