From cb3cefa54a11b6f4a7e83bfcb858a29400ffbf8c Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 12 Feb 2026 21:47:06 +0000
Subject: [PATCH 1/3] Initial plan


From 68edd8de17a38821e02c23bd6bca09f416763aad Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 12 Feb 2026 21:52:16 +0000
Subject: [PATCH 2/3] Update NativeAOT release build platform matrix to use
 osx_arm64 instead of osx_x64

Co-authored-by: agocke <515774+agocke@users.noreply.github.com>
---
 eng/pipelines/runtime.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eng/pipelines/runtime.yml b/eng/pipelines/runtime.yml
index 301e1a5186f332..18d34ca97edc10 100644
--- a/eng/pipelines/runtime.yml
+++ b/eng/pipelines/runtime.yml
@@ -646,7 +646,7 @@ extends:
           platforms:
           - linux_x64
           - windows_x64
-          - osx_x64
+          - osx_arm64
           - linux_arm64
           - windows_arm64
           variables:

From 6d065b6dd160e1e46bbc6275626efd84050490b5 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 12 Feb 2026 22:35:28 +0000
Subject: [PATCH 3/3] Consolidate osx_x64 platform into existing CoreCLR test
 entry

Co-authored-by: agocke <515774+agocke@users.noreply.github.com>
---
 eng/pipelines/runtime.yml | 21 +--------------------
 1 file changed, 1 insertion(+), 20 deletions(-)

diff --git a/eng/pipelines/runtime.yml b/eng/pipelines/runtime.yml
index 18d34ca97edc10..f18fa283f8881f 100644
--- a/eng/pipelines/runtime.yml
+++ b/eng/pipelines/runtime.yml
@@ -1620,6 +1620,7 @@ extends:
           buildConfig: checked
           platforms:
           - osx_arm64
+          - osx_x64
           - linux_x64
           - linux_arm64
           - windows_x64
@@ -1637,26 +1638,6 @@ extends:
                 eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_runtimetests.containsChange'], true),
                 eq(variables['isRollingBuild'], true))
 
-      - template: /eng/pipelines/common/platform-matrix.yml
-        parameters:
-          jobTemplate: /eng/pipelines/common/templates/runtimes/run-test-job.yml
-          buildConfig: checked
-          platforms:
-          - osx_x64
-          helixQueueGroup: pr
-          helixQueuesTemplate: /eng/pipelines/coreclr/templates/helix-queues-setup.yml
-          jobParameters:
-            testGroup: innerloop
-            liveLibrariesBuildConfig: ${{ variables.debugOnPrReleaseOnRolling }}
-            unifiedArtifactsName: Libraries_CheckedCoreCLR_BuildArtifacts_$(osGroup)$(osSubgroup)_$(archType)_$(debugOnPrReleaseOnRolling)
-            unifiedBuildNameSuffix: Libraries_CheckedCoreCLR
-            unifiedBuildConfigOverride: ${{ variables.debugOnPrReleaseOnRolling }}
-            condition: >-
-              or(
-                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_coreclr.containsChange'], true),
-                eq(stageDependencies.EvaluatePaths.evaluate_paths.outputs['SetPathVars_runtimetests.containsChange'], true),
-                eq(variables['isRollingBuild'], true))
-
       #
       # Libraries Release Test Execution against a release coreclr runtime
       # Only when the PR contains a libraries change