From 036a2c12010bcc1d8bf35c4550984a8245f9ab5f Mon Sep 17 00:00:00 2001
From: "Miss Islington (bot)"
 <31488909+miss-islington@users.noreply.github.com>
Date: Thu, 23 Jun 2022 12:50:36 -0700
Subject: [PATCH] bpo-45816: Support building with VS 2022 (v143 toolset) on
 Windows (GH-29577)

(cherry picked from commit d9301703fb1086cafbd730c17e3d450a192485d6)

Co-authored-by: Crowthebird <78076854+thatbirdguythatuknownot@users.noreply.github.com>
---
 Misc/NEWS.d/next/Build/2021-11-16-14-44-06.bpo-45816.nbdmVK.rst | 1 +
 PCbuild/pyproject.props                                         | 2 +-
 PCbuild/python.props                                            | 2 +-
 PCbuild/pythoncore.vcxproj                                      | 2 +-
 Tools/msi/bundle/bootstrap/pythonba.vcxproj                     | 2 +-
 5 files changed, 5 insertions(+), 4 deletions(-)
 create mode 100644 Misc/NEWS.d/next/Build/2021-11-16-14-44-06.bpo-45816.nbdmVK.rst

diff --git a/Misc/NEWS.d/next/Build/2021-11-16-14-44-06.bpo-45816.nbdmVK.rst b/Misc/NEWS.d/next/Build/2021-11-16-14-44-06.bpo-45816.nbdmVK.rst
new file mode 100644
index 00000000000000..4a14c90bf0138e
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2021-11-16-14-44-06.bpo-45816.nbdmVK.rst
@@ -0,0 +1 @@
+Python now supports building with Visual Studio 2022 (MSVC v143, VS Version 17.0). Patch by Jeremiah Vivian.
\ No newline at end of file
diff --git a/PCbuild/pyproject.props b/PCbuild/pyproject.props
index 5af68b27d4c10f..f3068978fcbc57 100644
--- a/PCbuild/pyproject.props
+++ b/PCbuild/pyproject.props
@@ -75,7 +75,7 @@
       <LinkTimeCodeGeneration Condition="$(SupportPGO) and $(Configuration) == 'PGInstrument'">PGInstrument</LinkTimeCodeGeneration>
       <LinkTimeCodeGeneration Condition="$(SupportPGO) and $(Configuration) == 'PGUpdate'">PGUpdate</LinkTimeCodeGeneration>
       <AdditionalDependencies>advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <AdditionalOptions Condition="$(Configuration) != 'Debug'">/OPT:REF,NOICF %(AdditionalOptions)</AdditionalOptions>
+      <AdditionalOptions Condition="$(Configuration) != 'Debug'">/OPT:REF,NOICF /CGTHREADS:1 /PDBTHREADS:1 %(AdditionalOptions)</AdditionalOptions>
     </Link>
     <Lib>
       <LinkTimeCodeGeneration Condition="$(Configuration) == 'Release'">true</LinkTimeCodeGeneration>
diff --git a/PCbuild/python.props b/PCbuild/python.props
index c451429da2c827..859f9db2a8fc15 100644
--- a/PCbuild/python.props
+++ b/PCbuild/python.props
@@ -11,7 +11,7 @@
 
     We set BasePlatformToolset for ICC's benefit, it's otherwise ignored.
     -->
-    <BasePlatformToolset Condition="'$(BasePlatformToolset)' == '' and '$(VisualStudioVersion)' == '17.0'">v142</BasePlatformToolset>
+    <BasePlatformToolset Condition="'$(BasePlatformToolset)' == '' and '$(VisualStudioVersion)' == '17.0'">v143</BasePlatformToolset>
     <BasePlatformToolset Condition="'$(BasePlatformToolset)' == '' and '$(VisualStudioVersion)' == '16.0'">v142</BasePlatformToolset>
     <BasePlatformToolset Condition="'$(BasePlatformToolset)' == '' and ('$(MSBuildToolsVersion)' == '15.0' or '$(VisualStudioVersion)' == '15.0')">v141</BasePlatformToolset>
     <BasePlatformToolset Condition="'$(BasePlatformToolset)' == '' and '$(VCTargetsPath14)' != ''">v140</BasePlatformToolset>
diff --git a/PCbuild/pythoncore.vcxproj b/PCbuild/pythoncore.vcxproj
index 3ba63587642d1a..fe8b2c90ed041b 100644
--- a/PCbuild/pythoncore.vcxproj
+++ b/PCbuild/pythoncore.vcxproj
@@ -544,7 +544,7 @@
       </ClCompile>
     </ItemGroup>
   </Target>
-  <Target Name="_WarnAboutToolset" BeforeTargets="PrepareForBuild" Condition="$(PlatformToolset) != 'v140' and $(PlatformToolset) != 'v141' and $(PlatformToolset) != 'v142'">
+  <Target Name="_WarnAboutToolset" BeforeTargets="PrepareForBuild" Condition="$(PlatformToolset) != 'v140' and $(PlatformToolset) != 'v141' and $(PlatformToolset) != 'v142' and $(PlatformToolset) != 'v143'">
     <Warning Text="Toolset $(PlatformToolset) is not used for official builds. Your build may have errors or incompatibilities." />
   </Target>
   <Target Name="_WarnAboutZlib" BeforeTargets="PrepareForBuild" Condition="!$(IncludeExternals)">
diff --git a/Tools/msi/bundle/bootstrap/pythonba.vcxproj b/Tools/msi/bundle/bootstrap/pythonba.vcxproj
index ef71fe7da08d32..d90b5e3ff00096 100644
--- a/Tools/msi/bundle/bootstrap/pythonba.vcxproj
+++ b/Tools/msi/bundle/bootstrap/pythonba.vcxproj
@@ -73,4 +73,4 @@
     <None Include="pythonba.def" />
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-</Project>
\ No newline at end of file
+</Project>