Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Error: identifier expected, but found '(0, 0)[0]' with let _ = in for _ in r.fields #24339

Open
tersec opened this issue Oct 22, 2024 · 2 comments · May be fixed by #24341
Open

Error: identifier expected, but found '(0, 0)[0]' with let _ = in for _ in r.fields #24339

tersec opened this issue Oct 22, 2024 · 2 comments · May be fixed by #24341
Assignees
@ringabout

Comments

@tersec
Copy link
Contributor

tersec commented Oct 22, 2024

Description

const r = (0, 0)
for _ in r.fields:
  let _ = 0

Nim Version

Nim Compiler Version 2.0.10 [Linux: amd64]
Compiled at 2024-10-21
Copyright (c) 2006-2023 by Andreas Rumpf

git hash: e941ee15be775fe3c46db1bed9b4f41c7dfb1334
active boot switches: -d:release

Nim Compiler Version 2.0.11 [Linux: amd64]
Compiled at 2024-10-21
Copyright (c) 2006-2023 by Andreas Rumpf

git hash: e334aad20220ddb5fad63002102d5557464f48c1
active boot switches: -d:release

Nim Compiler Version 2.2.0 [Linux: amd64]
Compiled at 2024-10-21
Copyright (c) 2006-2024 by Andreas Rumpf

git hash: 78983f1876726a49c69d65629ab433ea1310ece1
active boot switches: -d:release

Nim Compiler Version 2.2.1 [Linux: amd64]
Compiled at 2024-10-21
Copyright (c) 2006-2024 by Andreas Rumpf

git hash: 67442471ae4504bc074c8bb02308613fadc199f8
active boot switches: -d:release

Current Output

/tmp/g.nim(3, 7) Error: identifier expected, but found '(0, 0)[0]'

Expected Output

Compiles

Known Workarounds

No response

Additional Information

No response
@ringabout
Copy link
Member

!nim c

const r = (0, 0)
for _ in r.fields:
  let _ = 0

@github-actions GitHub Actions
Copy link
Contributor

🐧 Linux bisect by @ringabout (member)
devel 👎 FAIL

Output

IR

Compiled filesize 0 (0 bytes) 


Stats
    

  • Started	2024-10-22T01:52:14

  • Finished	2024-10-22T01:52:14

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkTupleConstr.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




stable	👎 FAIL
Output






IR
Compiled filesize	0 (0 bytes)



Stats
    

  • Started	2024-10-22T01:52:18

  • Finished	2024-10-22T01:52:18

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkTupleConstr.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




2.0.10	👎 FAIL
Output






IR
Compiled filesize	0 (0 bytes)



Stats
    

  • Started	2024-10-22T01:52:22

  • Finished	2024-10-22T01:52:22

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkTupleConstr.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




2.0.0	👎 FAIL
Output






IR
Compiled filesize	0 (0 bytes)



Stats
    

  • Started	2024-10-22T01:52:26

  • Finished	2024-10-22T01:52:26

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkTupleConstr.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




1.6.20	👎 FAIL
Output






IR
Compiled filesize	0 (0 bytes)



Stats
    

  • Started	2024-10-22T01:52:30

  • Finished	2024-10-22T01:52:30

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkTupleConstr.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




1.4.8	👎 FAIL
Output






IR
Compiled filesize	0 (0 bytes)



Stats
    

  • Started	2024-10-22T01:52:33

  • Finished	2024-10-22T01:52:33

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkPar.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




1.2.18	👎 FAIL
Output






IR
Compiled filesize	0 (0 bytes)



Stats
    

  • Started	2024-10-22T01:52:36

  • Finished	2024-10-22T01:52:36

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkPar.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




1.0.10	👎 FAIL
Output






IR
Compiled filesize	0 (0 bytes)



Stats
    

  • Started	2024-10-22T01:52:39

  • Finished	2024-10-22T01:52:39

  • Duration	


AST


nnkStmtList.newTree(
  nnkConstSection.newTree(
    nnkConstDef.newTree(
      newIdentNode("r"),
      newEmptyNode(),
      nnkPar.newTree(
        newLit(0),
        newLit(0)
      )
    )
  ),
  nnkForStmt.newTree(
    newIdentNode("_"),
    nnkDotExpr.newTree(
      newIdentNode("r"),
      newIdentNode("fields")
    ),
    nnkStmtList.newTree(
      nnkLetSection.newTree(
        nnkIdentDefs.newTree(
          newIdentNode("_"),
          newEmptyNode(),
          newLit(0)
        )
      )
    )
  )
)




Stats
    

  • GCC	11.4.0

  • Clang	14.0.0

  • NodeJS	20.4

  • Created	2024-10-22T01:51:45Z

  • Comments	1

  • Commands	nim c --run  -d:nimDebug -d:nimDebugDlOpen -d:ssl -d:nimDisableCertificateValidation --forceBuild:on --colors:off --verbosity:0 --hints:off --lineTrace:off --nimcache:/home/runner/work/Nim/Nim --out:/home/runner/work/Nim/Nim/temp /home/runner/work/Nim/Nim/temp.nim


🤖 Bug found in 27 mins bisecting 8 commits at 0 commits per second

      		
    

  





        


            

            

              
            

        

      


      

            
  

    
  
    
    

  

  



    












      

  
            

    

      
    

    


      

          @ringabout
ringabout




              self-assigned this


      Oct 22, 2024

    

  



  


  
    
  
  

    
  ringabout 

      added a commit
      that referenced
      this issue

    
      Oct 22, 2024
    
      
        
      
    

      


  

    

      


  

      
        @ringabout
  





      

        
          fixes #24339; underscores used with fields and fieldPairs
        


      


      

          

    
    
    

  

      


      

          

    
    
    

  

  

    
  



      


      
      

        
          e1cfb8a
        
      

    

  




    

  




  

  

    
  


  

      

  This was referenced Oct 22, 2024





  


  

      
   Open

  






      






  


  

      
   Open

  






  













  
  

    

      

  





  




  
  

              

  
    Sign up for free
    to join this conversation on GitHub.
    Already have an account?
    Sign in to comment


  



  






  
                  




    

  


      
  

    Assignees
  



        

      

        

  
      @ringabout
  
    ringabout
    

      








      


  


  

    Labels
  



    

    None yet







      

  

    

        

    Projects
  


        




    None yet




  



      


  

    
  

    Milestone
  


      No milestone





    
      
          


  

    
      

        
    

    Development
  




            
Successfully merging a pull request may close this issue.





    


  
          
      fixes #24339; underscores used with fields and fieldPairs

    
      nim-lang/Nim
    





    
  




        
      

    

  
      

  

    

      2 participants
    

    

        
          @tersec 
        
          @ringabout