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JIT: Fold "shift-by-zero" in lower (#61222)
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38 changes: 38 additions & 0 deletions
38
src/tests/JIT/Regression/JitBlue/Runtime_61045/Runtime_61045.cs
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// Licensed to the .NET Foundation under one or more agreements. | ||
// The .NET Foundation licenses this file to you under the MIT license. | ||
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// Generated by Fuzzlyn v1.5 on 2021-11-04 18:29:11 | ||
// Run on Arm64 Linux | ||
// Seed: 1922924939431163374 | ||
// Reduced from 261.1 KiB to 0.2 KiB in 00:05:39 | ||
// Hits JIT assert in Release: | ||
// Assertion failed 'isValidImmShift(lsb, size)' in 'Program:M4():int' during 'Generate code' (IL size 26) | ||
// | ||
// File: /__w/1/s/src/coreclr/jit/emitarm64.cpp Line: 7052 | ||
// | ||
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using System; | ||
using System.Runtime.CompilerServices; | ||
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public class Runtime_61045 | ||
{ | ||
public static byte[] s_1; | ||
public static int Main() | ||
{ | ||
try | ||
{ | ||
Test(); | ||
} | ||
catch (NullReferenceException) | ||
{ | ||
return 100; | ||
} | ||
return 101; | ||
} | ||
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[MethodImpl(MethodImplOptions.NoInlining)] | ||
public static uint Test() | ||
{ | ||
return (uint)((ushort)~s_1[0] << (0 >> s_1[0])); | ||
} | ||
} |
9 changes: 9 additions & 0 deletions
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src/tests/JIT/Regression/JitBlue/Runtime_61045/Runtime_61045.csproj
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<Project Sdk="Microsoft.NET.Sdk"> | ||
<PropertyGroup> | ||
<OutputType>Exe</OutputType> | ||
<Optimize>True</Optimize> | ||
</PropertyGroup> | ||
<ItemGroup> | ||
<Compile Include="$(MSBuildProjectName).cs" /> | ||
</ItemGroup> | ||
</Project> |