From 826a7d3d19d3ebf04e21d6f1c89eb341a36fb5d1 Mon Sep 17 00:00:00 2001
From: Jonathan Wakely <jwakely@redhat.com>
Date: Tue, 21 May 2024 13:16:33 +0100
Subject: [PATCH] c++: Fix std dialect hint for std::to_address [PR107800]

The correct dialect for std::to_address is cxx20 not cxx11.

gcc/cp/ChangeLog:

	PR libstdc++/107800
	* cxxapi-data.csv <to_address>: Change dialect to cxx20.
	* std-name-hint.gperf: Regenerate.
	* std-name-hint.h: Regenerate.
---
 gcc/cp/cxxapi-data.csv     | 2 +-
 gcc/cp/std-name-hint.gperf | 2 +-
 gcc/cp/std-name-hint.h     | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/gcc/cp/cxxapi-data.csv b/gcc/cp/cxxapi-data.csv
index 75ee1b3ac92..1cbf774acd7 100644
--- a/gcc/cp/cxxapi-data.csv
+++ b/gcc/cp/cxxapi-data.csv
@@ -460,7 +460,7 @@
 # unimplemented <mdspan>,default_accessor,1,no
 # unimplemented <mdspan>,mdspan,1,cxx23
 <memory>,pointer_traits,1,cxx11
-<memory>,to_address,1,cxx11
+<memory>,to_address,1,cxx20
 <memory>,align,1,cxx11
 <memory>,assume_aligned,1,cxx20
 <memory>,allocator_arg_t,1,cxx11
diff --git a/gcc/cp/std-name-hint.gperf b/gcc/cp/std-name-hint.gperf
index b26bc6949ba..4fb23da40a6 100644
--- a/gcc/cp/std-name-hint.gperf
+++ b/gcc/cp/std-name-hint.gperf
@@ -220,7 +220,7 @@ pointer_traits, "<memory>", cxx11
 reinterpret_pointer_cast, "<memory>", cxx17
 shared_ptr, "<memory>", cxx11
 static_pointer_cast, "<memory>", cxx11
-to_address, "<memory>", cxx11
+to_address, "<memory>", cxx20
 uninitialized_construct_using_allocator, "<memory>", cxx20
 unique_ptr, "<memory>", cxx11
 uses_allocator, "<memory>", cxx11
diff --git a/gcc/cp/std-name-hint.h b/gcc/cp/std-name-hint.h
index e37d769c1ce..231689355d1 100644
--- a/gcc/cp/std-name-hint.h
+++ b/gcc/cp/std-name-hint.h
@@ -291,7 +291,7 @@ std_name_hint_lookup::find (const char *str, size_t len)
 #line 472 "std-name-hint.gperf"
       {"variant_npos", "<variant>", cxx17},
 #line 223 "std-name-hint.gperf"
-      {"to_address", "<memory>", cxx11},
+      {"to_address", "<memory>", cxx20},
 #line 460 "std-name-hint.gperf"
       {"pair", "<utility>", cxx98},
 #line 269 "std-name-hint.gperf"