[committed] libstdc++: Remove c++20-specific dg-error directives in test

[Jonathan Wakely via Gcc-patches]

I added extra dg-error directives for C++20 to match the extra errors
caused by some of the call stack being constexpr in C++20. Since Jason's
changes to reduce those errors, those dg-error lines no longer match.
This removes them again.

Signed-off-by: Jonathan Wakely <jwak...@redhat.com>

libstdc++-v3/ChangeLog:

        * 
testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc:
        Remove dg-error lines for C++20-only errors.

Tested x86_64-linux. Committed to trunk.


commit 43358e91bd1d2b376ce8f426cf9becedf8343a06
Author: Jonathan Wakely <jwak...@redhat.com>
Date:   Wed Sep 22 18:15:24 2021

    libstdc++: Remove c++20-specific dg-error directives in test
    
    I added extra dg-error directives for C++20 to match the extra errors
    caused by some of the call stack being constexpr in C++20. Since Jason's
    changes to reduce those errors, those dg-error lines no longer match.
    This removes them again.
    
    Signed-off-by: Jonathan Wakely <jwak...@redhat.com>
    
    libstdc++-v3/ChangeLog:
    
            * 
testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc:
            Remove dg-error lines for C++20-only errors.

diff --git 
a/libstdc++-v3/testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc
 
b/libstdc++-v3/testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc
index e114168842e..dfdead42daa 100644
--- 
a/libstdc++-v3/testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc
+++ 
b/libstdc++-v3/testsuite/20_util/specialized_algorithms/memory_management_tools/destroy_neg.cc
@@ -47,5 +47,3 @@ test02()
 }
 
 // { dg-error "value type is destructible" "" { target *-*-* } 0 }
-// { dg-error "use of deleted function" "" { target c++20 } 0 }
-// { dg-error "is private within this context" "" { target c++20 } 0 }