From 5460876b750671be52628b54da20c259e30d2841 Mon Sep 17 00:00:00 2001
From: Gleb Balykov <g.balykov@samsung.com>
Date: Thu, 25 Jun 2026 13:39:25 +0300
Subject: [PATCH] Fix Tizen linking flags used during ILCompiler build

Without this change linker flags set in src/coreclr/nativeaot/BuildIntegration/Microsoft.NETCore.Native.targets
in SetupOSSpecificProps do not consider tizen platform specifics, which are set in toolchain.cmake.
---
 .../Microsoft.NETCore.Native.Unix.targets           | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/coreclr/nativeaot/BuildIntegration/Microsoft.NETCore.Native.Unix.targets b/src/coreclr/nativeaot/BuildIntegration/Microsoft.NETCore.Native.Unix.targets
index 1e4afaab8cc578..537f29acc0f3fe 100644
--- a/src/coreclr/nativeaot/BuildIntegration/Microsoft.NETCore.Native.Unix.targets
+++ b/src/coreclr/nativeaot/BuildIntegration/Microsoft.NETCore.Native.Unix.targets
@@ -64,6 +64,16 @@ The .NET Foundation licenses this file to you under the MIT license.
       <Output TaskParameter="ExitCode" PropertyName="_IsAlpineExitCode" />
     </Exec>
 
+    <!-- tizen's gcc toolchain needs extra linker args -->
+    <Exec Command="test -f &quot;$(SysRoot)/etc/os-release&quot; &amp;&amp; grep -q ID=tizen &quot;$(SysRoot)/etc/os-release&quot;" IgnoreExitCode="true" StandardOutputImportance="Low" Condition="'$(SysRoot)' != ''">
+      <Output TaskParameter="ExitCode" PropertyName="_IsTizenExitCode" />
+    </Exec>
+
+    <PropertyGroup Condition="'$(_IsTizenExitCode)' == '0'">
+      <_TizenToolchainLibDir>lib</_TizenToolchainLibDir>
+      <_TizenToolchainLibDir Condition="'$(_targetArchitecture)' == 'arm64' or '$(_targetArchitecture)' == 'x64' or '$(_targetArchitecture)' == 'riscv64'">lib64</_TizenToolchainLibDir>
+    </PropertyGroup>
+
     <PropertyGroup>
       <TargetTriple />
       <TargetTriple Condition="'$(CrossCompileArch)' != '' and '$(_IsAlpineExitCode)' != '0'">$(CrossCompileArch)-linux-$(CrossCompileAbi)</TargetTriple>
@@ -296,6 +306,9 @@ The .NET Foundation licenses this file to you under the MIT license.
            This is required only for 64-bit binaries.
       -->
       <LinkerArg Include="-Wl,-z,max-page-size=16384" Condition=" '$(_linuxLibcFlavor)' == 'bionic' and '$(NativeLib)' == 'Shared' and ('$(_targetArchitecture)' == 'x64' or '$(_targetArchitecture)' == 'arm64')" />
+
+      <!-- Tizen requires additional linker args -->
+      <LinkerArg Include="-L&quot;$(SysRoot)/$(_TizenToolchainLibDir)&quot;" Condition="'$(_IsTizenExitCode)' == '0'" />
     </ItemGroup>
 
     <Exec Command="xcodebuild -version" Condition="'$(_IsApplePlatform)' == 'true' and '$(UseLdClassicXCodeLinker)' == ''" IgnoreExitCode="true" StandardOutputImportance="Low" ConsoleToMSBuild="true">