From 57ebc935ef03dc3932bcfd61e72688b70560c2fb Mon Sep 17 00:00:00 2001
From: Filip Navara <navara@emclient.com>
Date: Sun, 18 Apr 2021 14:35:18 +0200
Subject: [PATCH 1/2] Use same TimeZoneInfo implementation on
 iOS/tvOS/MacCatalyst as on browser

---
 .../src/System.Private.CoreLib.Shared.projitems       | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems b/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
index 0246e7a0e3e4d2..60acb20303b55b 100644
--- a/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
+++ b/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
@@ -16,6 +16,7 @@
     <SupportsX86Intrinsics Condition="'$(Platform)' == 'x64' or ('$(Platform)' == 'x86' and '$(TargetsUnix)' != 'true')">true</SupportsX86Intrinsics>
     <ILLinkSharedDirectory>$(MSBuildThisFileDirectory)ILLink\</ILLinkSharedDirectory>
     <Is64Bit Condition="'$(Platform)' == 'arm64' or '$(Platform)' == 'x64'">true</Is64Bit>
+    <UseMinimalGlobalizationData Condition="'$(IsiOSLike)' == 'true' OR '$(TargetsBrowser)' == 'true'">true</UseMinimalGlobalizationData>
   </PropertyGroup>
   <PropertyGroup>
     <DefineConstants Condition="'$(Is64Bit)' != 'true'">$(DefineConstants);TARGET_32BIT</DefineConstants>
@@ -1051,7 +1052,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)System\TimeZone.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.AdjustmentRule.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.cs" />
-    <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.FullGlobalizationData.cs" Condition="'$(TargetsBrowser)' != 'true'" />
+    <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.FullGlobalizationData.cs" Condition="'$(UseMinimalGlobalizationData)' != 'true'" />
     <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.StringSerializer.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.TransitionTime.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneNotFoundException.cs" />
@@ -1106,10 +1107,10 @@
     <Compile Include="$(CommonPath)Interop\Interop.ResultCode.cs">
       <Link>Common\Interop\Interop.ResultCode.cs</Link>
     </Compile>
-    <Compile Include="$(CommonPath)Interop\Interop.TimeZoneDisplayNameType.cs" Condition="'$(TargetsBrowser)' != 'true'">
+    <Compile Include="$(CommonPath)Interop\Interop.TimeZoneDisplayNameType.cs" Condition="'$(UseMinimalGlobalizationData)' != 'true'">
       <Link>Common\Interop\Interop.TimeZoneDisplayNameType.cs</Link>
     </Compile>
-    <Compile Include="$(CommonPath)Interop\Interop.TimeZoneInfo.cs" Condition="'$(TargetsBrowser)' != 'true'">
+    <Compile Include="$(CommonPath)Interop\Interop.TimeZoneInfo.cs" Condition="'$(UseMinimalGlobalizationData)' != 'true'">
       <Link>Common\Interop\Interop.TimeZoneInfo.cs</Link>
     </Compile>
     <Compile Include="$(CommonPath)Interop\Interop.Utils.cs">
@@ -1903,7 +1904,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)System\Environment.OSVersion.Unix.cs" Condition="'$(IsOSXLike)' != 'true'" />
     <Compile Include="$(MSBuildThisFileDirectory)System\Environment.SunOS.cs" Condition="'$(Targetsillumos)' == 'true' or '$(TargetsSolaris)' == 'true'" />
     <Compile Include="$(MSBuildThisFileDirectory)System\Threading\ThreadPoolWorkQueue.AutoreleasePool.OSX.cs" Condition="'$(IsOSXLike)' == 'true'" />
-    <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.FullGlobalizationData.Unix.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.FullGlobalizationData.Unix.cs" Condition="'$(UseMinimalGlobalizationData)' != 'true'" />
     <Compile Include="$(MSBuildThisFileDirectory)System\IO\DriveInfoInternal.Unix.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\IO\PersistedFiles.Unix.cs" />
   </ItemGroup>
@@ -1912,6 +1913,8 @@
     <Compile Include="$(MSBuildThisFileDirectory)System\Environment.Browser.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\IO\DriveInfoInternal.Browser.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)System\IO\PersistedFiles.Browser.cs" />
+  </ItemGroup>
+  <ItemGroup Condition="'$(UseMinimalGlobalizationData)' == 'true'">
     <Compile Include="$(MSBuildThisFileDirectory)System\TimeZoneInfo.MinimalGlobalizationData.cs" />
   </ItemGroup>
   <ItemGroup Condition="'$(IsOSXLike)' == 'true'">

From 502d55bc9b7b56a47263f4d3b635193be41a0b94 Mon Sep 17 00:00:00 2001
From: Filip Navara <filip.navara@gmail.com>
Date: Mon, 19 Apr 2021 15:43:51 +0200
Subject: [PATCH 2/2] Update
 src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: Alexander Köplinger <alex.koeplinger@outlook.com>
---
 .../src/System.Private.CoreLib.Shared.projitems                 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems b/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
index 60acb20303b55b..deb8c3fe56151d 100644
--- a/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
+++ b/src/libraries/System.Private.CoreLib/src/System.Private.CoreLib.Shared.projitems
@@ -16,7 +16,7 @@
     <SupportsX86Intrinsics Condition="'$(Platform)' == 'x64' or ('$(Platform)' == 'x86' and '$(TargetsUnix)' != 'true')">true</SupportsX86Intrinsics>
     <ILLinkSharedDirectory>$(MSBuildThisFileDirectory)ILLink\</ILLinkSharedDirectory>
     <Is64Bit Condition="'$(Platform)' == 'arm64' or '$(Platform)' == 'x64'">true</Is64Bit>
-    <UseMinimalGlobalizationData Condition="'$(IsiOSLike)' == 'true' OR '$(TargetsBrowser)' == 'true'">true</UseMinimalGlobalizationData>
+    <UseMinimalGlobalizationData Condition="'$(TargetsiOS)' == 'true' or '$(TargetstvOS)' == 'true' or '$(TargetsBrowser)' == 'true'">true</UseMinimalGlobalizationData>
   </PropertyGroup>
   <PropertyGroup>
     <DefineConstants Condition="'$(Is64Bit)' != 'true'">$(DefineConstants);TARGET_32BIT</DefineConstants>