Add a regression test for #13160

[parjong]

No description provided.

[parjong]

D:\j\workspace\x64_release_w---0575cb46\bin\tests\Windows_NT.x64.Release\TestWrappers\JIT.jit64\JIT.jit64.XUnitWrapper.cs(28597): error : JIT_jit64._opt_cse_VolatileTest_op_add_VolatileTest_op_add_._opt_cse_VolatileTest_op_add_VolatileTest_op_add_cmd [FAIL] [D:\j\workspace\x64_release_w---0575cb46\tests\runtest.proj]
08:35:34         
08:35:34   
08:35:34   Return code:      1
08:35:34   Raw output file:      D:\j\workspace\x64_release_w---0575cb46\bin\tests\Windows_NT.x64.Release\Reports\JIT.jit64\opt\cse\VolatileTest_op_add\VolatileTest_op_add.output.txt
08:35:34   Raw output:
08:35:34   BEGIN EXECUTION
08:35:34          "D:\j\workspace\x64_release_w---0575cb46\tests\..\bin\tests\Windows_NT.x64.Release\Tests\Core_Root\corerun.exe" VolatileTest_op_add.exe 
08:35:34         this test is designed to hang if jit cse doesnt honor volatile
08:35:34         Test 1 passed after 8332906 tries
08:35:34         Test 2 passed after 138 tries
08:35:34         Test 3 passed after 235 tries
08:35:34         Expected: 100
08:35:34         Actual: -1073740791
08:35:34         END EXECUTION - FAILED
08:35:34         FAILED
08:35:34         Test Harness Exitcode is : 1

[parjong]

@dotnet-bot test Windows_NT x64 Release Priority 1 Build and Test please

[parjong]

@dotnet-bot test Tizen armel Cross Debug Build please

[jkotas]

d1 should be equal d2 as well here. Why not enforce it?

[parjong]

I though that that equality may not hold. I'll updated PR.

[parjong]

@dotnet-bot test Tizen armel Cross Debug Build please

[jkotas]

Thanks