[Bug libstdc++/91495] std::transform_reduce with unary op is implemented in the parallel case but not the basic case

[gcc-bugs at marehr dot dialup.fu-berlin.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91495

gcc-bugs at marehr dot dialup.fu-berlin.de changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |gcc-bugs at marehr dot 
dialup.fu-b
                   |                            |erlin.de

--- Comment #4 from gcc-bugs at marehr dot dialup.fu-berlin.de ---
Will this be back-ported to gcc-7 or gcc-8?