Marge Bot pushed to branch master at Glasgow Haskell Compiler / GHC

Commits:

• 322dd672
  by Matthew Pickering at 2026-01-09T02:49:35-05:00

  rts: Use INFO_TABLE_CONSTR for stg_dummy_ret_closure
  
  Since the closure type is CONSTR_NOCAF, we need to use INFO_TABLE_CONSTR
  to populate the constructor description field (this crashes ghc-debug
  when decoding AP_STACK frames sometimes)
  
  Fixes #26745
  

1 changed file:

• rts/StgMiscClosures.cmm

Changes:

    just enter the top stack word to start the thread.  (see deleteThread)

  * ------------------------------------------------------------------------- */

-INFO_TABLE( stg_dummy_ret, 0, 0, CONSTR_NOCAF, "DUMMY_RET", "DUMMY_RET")

+INFO_TABLE_CONSTR( stg_dummy_ret, 0, 0, 0, CONSTR_NOCAF, "DUMMY_RET", "DUMMY_RET")

     ()

 {

     return ();