From 5ec7f81e6657eb2a45ef428f5b63c20cbf5986b4 Mon Sep 17 00:00:00 2001
From: Tor Brede Vekterli <vekterli@verizonmedia.com>
Date: Mon, 17 Jun 2019 15:17:47 +0000
Subject: Replace GCC-only `std::_Identity` and `std::_Select1st` with own code

Put in `stllike` submodule since it's technically hoisted from _a_
STL implementation...!
`vespalib::Identity` can be replaced with `std::identity` once on
a C++20 compiler.
---
 vespalib/src/tests/stllike/hashtable_test.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'vespalib/src/tests/stllike/hashtable_test.cpp')

diff --git a/vespalib/src/tests/stllike/hashtable_test.cpp b/vespalib/src/tests/stllike/hashtable_test.cpp
index 4948faf450f..877a5dddcb5 100644
--- a/vespalib/src/tests/stllike/hashtable_test.cpp
+++ b/vespalib/src/tests/stllike/hashtable_test.cpp
@@ -3,6 +3,7 @@
 
 #include <vespa/vespalib/stllike/hashtable.hpp>
 #include <vespa/vespalib/stllike/hash_fun.h>
+#include <vespa/vespalib/stllike/identity.h>
 #include <vespa/vespalib/testkit/testapp.h>
 #include <memory>
 #include <vector>
@@ -63,7 +64,7 @@ TEST("require that hashtable can store pairs of <key, unique_ptr to value>") {
 }
 
 template<typename K> using set_hashtable =
-    hashtable<K, K, vespalib::hash<K>, std::equal_to<K>, std::_Identity<K>>;
+    hashtable<K, K, vespalib::hash<K>, std::equal_to<K>, Identity>;
 
 TEST("require that hashtable<int> can be copied") {
     set_hashtable<int> table(100);
-- 
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