From 8ac96128d8e9d57d14d2a107999c15e14b7551a6 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Michal=20Strehovsk=C3=BD?=
 <MichalStrehovsky@users.noreply.github.com>
Date: Thu, 11 Apr 2019 17:42:00 +0200
Subject: [PATCH] Revert "Run IBCMerge on Linux build (dotnet/corefx#36763)"
 (dotnet/corefx#36791)

This reverts commit dotnet/corefx@ef2ee1291ea6140cb462ead8b4cc86a762b58f64.

Commit migrated from https://github.com/dotnet/corefx/commit/8e843314e1dbd3b3f26abb1f285349be8920cce4
---
 eng/codeOptimization.targets                                     | 6 +-----
 src/libraries/external/optimizationData/optimizationData.depproj | 7 +++++--
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/eng/codeOptimization.targets b/eng/codeOptimization.targets
index b49f8e5..c52fec4 100644
--- a/eng/codeOptimization.targets
+++ b/eng/codeOptimization.targets
@@ -9,10 +9,6 @@
   <Target Name="SetApplyNgenOptimization"
           Condition="'$(IsEligibleForNgenOptimization)' == 'true'"
           BeforeTargets="CoreCompile">
-    <PropertyGroup>
-      <IbcOptimizationDataDir Condition="'$(OSGroup)' == 'Unix' or '$(OSGroup)' == 'Linux'">$(IbcOptimizationDataDir)$(LinuxCoreFxOptimizationDataPackageId)\</IbcOptimizationDataDir>
-      <IbcOptimizationDataDir Condition="'$(OSGroup)' != 'Unix' and '$(OSGroup)' != 'Linux'">$(IbcOptimizationDataDir)$(WindowsCoreFxOptimizationDataPackageId)\</IbcOptimizationDataDir>
-    </PropertyGroup>
     <ItemGroup>
       <_optimizationDataAssembly Include="$(IbcOptimizationDataDir)**\$(TargetFileName)" />
     </ItemGroup>
@@ -21,4 +17,4 @@
     </PropertyGroup>
   </Target>
 
-</Project>
+</Project>
\ No newline at end of file
diff --git a/src/libraries/external/optimizationData/optimizationData.depproj b/src/libraries/external/optimizationData/optimizationData.depproj
index 7bdc251..7a5efe4 100644
--- a/src/libraries/external/optimizationData/optimizationData.depproj
+++ b/src/libraries/external/optimizationData/optimizationData.depproj
@@ -3,11 +3,14 @@
     <!-- Copy to IBC directory -->
     <OutputPath>$(IbcOptimizationDataDir)</OutputPath>
     <EnableBinPlacing>false</EnableBinPlacing>
+
+    <CoreFxOptimizationDataPackageId>optimization.windows_nt-x64.IBC.CoreFx</CoreFxOptimizationDataPackageId>
+    <CoreFxOptimizationDataPackageId Condition="'$(IBCTarget)'=='Linux'">optimization.linux-x64.IBC.CoreFx</CoreFxOptimizationDataPackageId>
+    <CoreFxOptimizationDataVersion>$(optimizationwindows_ntx64IBCCoreFxPackageVersion)</CoreFxOptimizationDataVersion>
   </PropertyGroup>
   <ItemGroup>
     <!-- IBC data -->
-    <IBCPackage Include="$(WindowsCoreFxOptimizationDataPackageId)" Version="$(WindowsCoreFxOptimizationDataVersion)" />
-    <IBCPackage Include="$(LinuxCoreFxOptimizationDataPackageId)" Version="$(LinuxCoreFxOptimizationDataVersion)" />
+    <IBCPackage Include="$(CoreFxOptimizationDataPackageId)" Version="$(CoreFxOptimizationDataVersion)" />
     <PackageReference Include="@(IBCPackage)" GeneratePathProperty="true" />
   </ItemGroup>
   
-- 
2.7.4