disable AllocationQuantumIsNotAnIssueForNetCore21Plus for InProcessToolchain as it suffers from #1542 (Tiered JIT allocating memory in background)

adamsitnik · adamsitnik · commit 0c6c07695aea · 2021-01-12T18:19:01.000+01:00
diff --git a/tests/BenchmarkDotNet.IntegrationTests/MemoryDiagnoserTests.cs b/tests/BenchmarkDotNet.IntegrationTests/MemoryDiagnoserTests.cs
@@ -200,6 +200,8 @@ public void AllocationQuantumIsNotAnIssueForNetCore21Plus(IToolchain toolchain)
         {
             if (toolchain is CoreRtToolchain) // the fix has not yet been backported to CoreRT
                 return;
+            if (toolchain.IsInProcess) // #1542 Tiered JIT compilations caught in the background
+                return;
 
             long objectAllocationOverhead = IntPtr.Size * 2; // pointer to method table + object header word
             long arraySizeOverhead = IntPtr.Size; // array length

Original file line number	Diff line number	Diff line change
`@@ -200,6 +200,8 @@ public void AllocationQuantumIsNotAnIssueForNetCore21Plus(IToolchain toolchain)`
`200`	`200`	`{`
`201`	`201`	`if (toolchain is CoreRtToolchain) // the fix has not yet been backported to CoreRT`
`202`	`202`	`return;`
	`203`	`+ if (toolchain.IsInProcess) // #1542 Tiered JIT compilations caught in the background`
	`204`	`+ return;`
`203`	`205`
`204`	`206`	`long objectAllocationOverhead = IntPtr.Size * 2; // pointer to method table + object header word`
`205`	`207`	`long arraySizeOverhead = IntPtr.Size; // array length`