Assertion failed 'varTypeIsStruct(TypeGet())' during 'Optimize Valnum CSEs' #85037

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1. ghost added

   area-CodeGen-coreclrCLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMICLR JIT compiler in src/coreclr/src/jit and related components such as SuperPMI

   on Apr 19, 2023
2. ghost added

   untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

   on Apr 19, 2023
4. JulieLeeMSFT

   assigned

   jakobbotsch

   on Apr 19, 2023
5. JulieLeeMSFT

   removed

   untriagedNew issue has not been triaged by the area ownerNew issue has not been triaged by the area owner

   on Apr 19, 2023
6. JulieLeeMSFT

   added this to the 8.0.0 milestone on Apr 19, 2023
7. BruceForstall

   added

   blocking-clean-ci-optionalBlocking optional rolling runsBlocking optional rolling runs

   on Apr 21, 2023
8. JulieLeeMSFT commented on Apr 24, 2023

   

   JulieLeeMSFT

   on Apr 24, 2023

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   @jakobbotsch Please take a look. It happens in Antigen and other tests as well.
9. jakobbotsch commented on Apr 25, 2023

   

   jakobbotsch

   on Apr 25, 2023

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   This test sets JitOptRepeat=*. It ends up with the IR shape

   N008 (  5,  6) CSE #03 (def)[000395] -----------                         ▌  COMMA     struct $3c3
   N006 (  5,  6) CSE #02 (use)[000394] -----------                         ├──▌  COMMA     int    $180
   N004 (  1,  1)              [000393] -----------                         │  ├──▌  LCL_VAR   int    V57 tmp45        u:1 (last use) $180
   N005 (  3,  4)              [000392] -------N---                         │  └──▌  LCL_FLD   int    V01 loc0         u:1[+8] (last use) $180
   N007 (  0,  0)              [000234] -----------                         └──▌  NOP       void   $3c3

   after liveness where CSE gets confused about the mismatched types.
10. ghost added

    in-prThere is an active PR which will close this issue when it is mergedThere is an active PR which will close this issue when it is merged

    on Apr 25, 2023
11. jakobbotsch

    closed this as completedin #85320on Apr 25, 2023
12. jakobbotsch

    added a commit that references this issue on Apr 25, 2023

    JIT: Create side effect commas as TYP_VOID in block morph (#85320)

    ...

    This issue will close once commit 21001dc is merged into the 'main' branch.

    21001dc
13. ghost removed

    in-prThere is an active PR which will close this issue when it is mergedThere is an active PR which will close this issue when it is merged

    on Apr 25, 2023
14. ghost locked as resolved and limited conversation to collaborators on May 25, 2023