From d91d39fa0f7f4f204d6fb7ff66b9817e498dbd61 Mon Sep 17 00:00:00 2001
From: Ansariel Hiller <Ansariel@users.noreply.github.com>
Date: Mon, 9 Sep 2024 12:02:34 +0200
Subject: Changes towards C++20 compatibility (#2520)

---
 indra/llcommon/llapp.cpp          |  2 +-
 indra/llcommon/llmainthreadtask.h |  4 ++--
 indra/llcommon/llpointer.h        | 11 +++++++++++
 indra/llcommon/llpredicate.h      |  4 ++--
 4 files changed, 16 insertions(+), 5 deletions(-)

(limited to 'indra/llcommon')

diff --git a/indra/llcommon/llapp.cpp b/indra/llcommon/llapp.cpp
index 6da764f94c..3db03aec7d 100644
--- a/indra/llcommon/llapp.cpp
+++ b/indra/llcommon/llapp.cpp
@@ -226,7 +226,7 @@ bool LLApp::parseCommandOptions(int argc, wchar_t** wargv)
         if(wargv[ii][0] != '-')
         {
             LL_INFOS() << "Did not find option identifier while parsing token: "
-                << wargv[ii] << LL_ENDL;
+                << (intptr_t)wargv[ii] << LL_ENDL;
             return false;
         }
         int offset = 1;
diff --git a/indra/llcommon/llmainthreadtask.h b/indra/llcommon/llmainthreadtask.h
index cec95b2356..c3ed7fef52 100644
--- a/indra/llcommon/llmainthreadtask.h
+++ b/indra/llcommon/llmainthreadtask.h
@@ -89,10 +89,10 @@ private:
         }
         // Given arbitrary CALLABLE, which might be a lambda, how are we
         // supposed to obtain its signature for std::packaged_task? It seems
-        // redundant to have to add an argument list to engage result_of, then
+        // redundant to have to add an argument list to engage invoke_result_t, then
         // add the argument list again to complete the signature. At least we
         // only support a nullary CALLABLE.
-        std::packaged_task<typename std::result_of<CALLABLE()>::type()> mTask;
+        std::packaged_task<std::invoke_result_t<CALLABLE>()> mTask;
     };
 };
 
diff --git a/indra/llcommon/llpointer.h b/indra/llcommon/llpointer.h
index 6edff9fa5e..048547e4cc 100644
--- a/indra/llcommon/llpointer.h
+++ b/indra/llcommon/llpointer.h
@@ -418,6 +418,17 @@ private:
     bool mStayUnique;
 };
 
+template<typename Type>
+bool operator!=(Type* lhs, const LLPointer<Type>& rhs)
+{
+    return (lhs != rhs.get());
+}
+
+template<typename Type>
+bool operator==(Type* lhs, const LLPointer<Type>& rhs)
+{
+    return (lhs == rhs.get());
+}
 
 // boost hash adapter
 template <class Type>
diff --git a/indra/llcommon/llpredicate.h b/indra/llcommon/llpredicate.h
index 7c6874d279..91c623eae1 100644
--- a/indra/llcommon/llpredicate.h
+++ b/indra/llcommon/llpredicate.h
@@ -139,7 +139,7 @@ namespace LLPredicate
         Rule()
         {}
 
-        void require(ENUM e, bool match)
+        void mandate(ENUM e, bool match)
         {
             mRule.set(e, match);
         }
@@ -154,7 +154,7 @@ namespace LLPredicate
             return (mRule && value).someSet();
         }
 
-        bool requires(const Value<ENUM> value) const
+        bool mandates(const Value<ENUM> value) const
         {
             return (mRule && value).someSet() && (!mRule && value).noneSet();
         }
-- 
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