From f6777695bcc4a48e0c7c0cd4259e8a948487df93 Mon Sep 17 00:00:00 2001
From: Kittywhiskers Van Gogh <63189531+kwvg@users.noreply.github.com>
Date: Sun, 3 Nov 2024 08:35:16 +0000
Subject: [PATCH] merge bitcoin#27682: Bump minimum supported Clang to clang-10

---
 build-aux/m4/l_filesystem.m4 | 11 +----------
 ci/test/05_before_script.sh  |  3 ---
 doc/dependencies.md          |  2 +-
 3 files changed, 2 insertions(+), 14 deletions(-)

diff --git a/build-aux/m4/l_filesystem.m4 b/build-aux/m4/l_filesystem.m4
index ca3a0cd41c061..7e577f7ae56d6 100644
--- a/build-aux/m4/l_filesystem.m4
+++ b/build-aux/m4/l_filesystem.m4
@@ -3,7 +3,6 @@ dnl Distributed under the MIT software license, see the accompanying
 dnl file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 # GCC 8.1 and earlier requires -lstdc++fs
-# Clang 8.0.0 (libc++) and earlier requires -lc++fs
 
 m4_define([_CHECK_FILESYSTEM_testbody], [[
   #include <filesystem>
@@ -26,20 +25,12 @@ AC_DEFUN([CHECK_FILESYSTEM], [
       AC_MSG_RESULT([yes])
     ],[
       AC_MSG_RESULT([no])
-      SAVED_LIBS="$LIBS"
-      LIBS="$SAVED_LIBS -lstdc++fs"
+      LIBS="$LIBS -lstdc++fs"
       AC_MSG_CHECKING([whether std::filesystem needs -lstdc++fs])
       AC_LINK_IFELSE([AC_LANG_SOURCE([_CHECK_FILESYSTEM_testbody])],[
           AC_MSG_RESULT([yes])
-        ],[
-          AC_MSG_RESULT([no])
-          AC_MSG_CHECKING([whether std::filesystem needs -lc++fs])
-          LIBS="$SAVED_LIBS -lc++fs"
-          AC_LINK_IFELSE([AC_LANG_SOURCE([_CHECK_FILESYSTEM_testbody])],[
-            AC_MSG_RESULT([yes])
         ],[
             AC_MSG_FAILURE([cannot figure out how to use std::filesystem])
-          ])
         ])
     ])
 
diff --git a/ci/test/05_before_script.sh b/ci/test/05_before_script.sh
index 07dfaad234031..eda748f74c60e 100755
--- a/ci/test/05_before_script.sh
+++ b/ci/test/05_before_script.sh
@@ -26,9 +26,6 @@ if [[ $HOST = *-mingw32 ]]; then
 fi
 if [ -z "$NO_DEPENDS" ]; then
   if [[ $DOCKER_NAME_TAG == centos* ]]; then
-    # CentOS has problems building the depends if the config shell is not explicitly set
-    # (i.e. for libevent a Makefile with an empty SHELL variable is generated, leading to
-    #  an error as the first command is executed)
     SHELL_OPTS="LC_ALL=en_US.UTF-8 CONFIG_SHELL=/bin/bash"
   else
     SHELL_OPTS="CONFIG_SHELL="
diff --git a/doc/dependencies.md b/doc/dependencies.md
index 954bac71db1ea..94e3fd081c54c 100644
--- a/doc/dependencies.md
+++ b/doc/dependencies.md
@@ -8,7 +8,7 @@ You can find installation instructions in the `build-*.md` file for your platfor
 | --- | --- |
 | [Autoconf](https://www.gnu.org/software/autoconf/) | [2.69](https://github.com/bitcoin/bitcoin/pull/17769) |
 | [Automake](https://www.gnu.org/software/automake/) | [1.13](https://github.com/bitcoin/bitcoin/pull/18290) |
-| [Clang](https://clang.llvm.org) | [8.0](https://github.com/bitcoin/bitcoin/pull/24164) |
+| [Clang](https://clang.llvm.org) | [10.0](https://github.com/bitcoin/bitcoin/pull/27682) |
 | [GCC](https://gcc.gnu.org) | [8.1](https://github.com/bitcoin/bitcoin/pull/23060) |
 | [Python](https://www.python.org) (scripts, tests) | [3.9](https://github.com/bitcoin/bitcoin/pull/28211) |
 | [systemtap](https://sourceware.org/systemtap/) ([tracing](tracing.md))| N/A |