[committed 4/5] libstdc++: Fix -Wunused-local-typedefs warning

[Jonathan Wakely via Gcc-patches]

       * include/bits/ranges_algobase.h (__equal_fn): Remove unused
       typedef.

Tested powerpc64le-linux. Committed to trunk.




commit 866c53cb2e88e172476185327723df9197c34ae7
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Thu Sep 10 18:57:05 2020

    libstdc++: Fix -Wunused-local-typedefs warning
    
    libstdc++-v3/ChangeLog:
    
            * include/bits/ranges_algobase.h (__equal_fn): Remove unused
            typedef.

diff --git a/libstdc++-v3/include/bits/ranges_algobase.h b/libstdc++-v3/include/bits/ranges_algobase.h
index 3bdc7cc471b..2adff643ac2 100644
--- a/libstdc++-v3/include/bits/ranges_algobase.h
+++ b/libstdc++-v3/include/bits/ranges_algobase.h
@@ -105,7 +105,6 @@ namespace ranges
 	      return false;
 
 	    using _ValueType1 = iter_value_t<_Iter1>;
-	    using _ValueType2 = iter_value_t<_Iter2>;
 	    constexpr bool __use_memcmp
 	      = ((is_integral_v<_ValueType1> || is_pointer_v<_ValueType1>)
 		 && __memcmpable<_Iter1, _Iter2>::__value