SERVER-44079 Upgrade boost from 1.70.0 to 1.76.0

This reverts commit ea13620.

README.third_party.md

@@ -25,7 +25,7 @@ a notice will be included in
 | Aladdin MD5                | Zlib              |                  | Unknown           |          ✗           |                ✗                |
 | [ASIO]                     | BSL-1.0           | 1.16.1           | b0926b61b0        |                      |                ✗                |
 | [benchmark]                | Apache-2.0        | 1.5.2            | 1.5.2             |                      |                                 |
-| [Boost]                    | BSL-1.0           | 1.73.0           | 1.70.0            |                      |                ✗                |
+| [Boost]                    | BSL-1.0           | 1.76.0           | 1.76.0            |                      |                ✗                |
 | [fmt]                      | BSD-2-Clause      | 7.1.3            | 7.1.3             |                      |                ✗                |
 | [GPerfTools]               | BSD-3-Clause      | 2.8              | 2.8               |                      |                ✗                |
 | [ICU4]                     | ICU               | 67.1             | 57.1              |          ✗           |                ✗                |

etc/third_party_components.yml

@@ -76,9 +76,8 @@ components:
     homepage_url: https://www.boost.org/
     open_hub_url: https://www.openhub.net/p/boost
     release_monitoring_id: 6845
-    local_directory_path: src/third_party/boost-1.70.0
+    local_directory_path: src/third_party/boost
     team_owner: "Service Architecture"
-    upgrade_suppression: TODO SERVER-44079
 
   concurrencytest:
     homepage_url: https://github.com/cgoldberg/concurrencytest

src/third_party/SConscript

@@ -8,7 +8,6 @@ Import("use_system_libunwind")
 Import("use_vendored_libunwind")
 Import("wiredtiger")
 
-boostSuffix = "-1.70.0"
 snappySuffix = '-1.1.7'
 zlibSuffix = '-1.2.11'
 zstdSuffix = '-1.4.4'
@@ -82,8 +81,26 @@ if not use_system_version_of_library('pcre'):
     }
 
 if not use_system_version_of_library('boost'):
+
+
+    # On at least Apple clang, proto throws this error.
+    #
+    # See https://github.com/boostorg/proto/issues/30.
+    #
+    # We use a generator so we can filter out conf tests, where applying this
+    # flag could change their meaning.
+    def NoErrorForUnknownWarningOptionGenerator(target, source, env, for_signature):
+        if 'conftest' in str(target[0]):
+            return str()
+        return '-Wno-error=unknown-warning-option'
+
     thirdPartyEnvironmentModifications['boost'] = {
-        'CPPPATH' : ['#/src/third_party/boost' + boostSuffix],
+        'CPPPATH' : ['#/src/third_party/boost'],
+
+        # We could narror further to just clang on Darwin, but there is
+        # little harm in applying for all clang.
+        'NOERROR_FOR_UNKNOWN_WARNING_OPTION_GEN' : NoErrorForUnknownWarningOptionGenerator,
+        'CCFLAGS' : ['$NOERROR_FOR_UNKNOWN_WARNING_OPTION_GEN'] if env.ToolchainIs('clang') else []
     }
 
 if not use_system_version_of_library('abseil-cpp'):
@@ -312,7 +329,7 @@ if use_system_version_of_library("boost"):
                 env['LIBDEPS_BOOST_LOG_SYSLIBDEP'],
             ])
 else:
-    boostDirectory = 'boost' + boostSuffix
+    boostDirectory = 'boost'
     boostEnv = boostEnv.Clone()
     boostEnv.InjectThirdParty(libraries=['boost'])
     boostEnv.SConscript(boostDirectory + '/SConscript', exports={ 'env' : boostEnv })