[commit: ghc] wip/T9291's head updated: Add a CSE pass to Stg (#9291) (aac08a0)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

Branch 'wip/T9291' now includes:

     48a5da9 rename: Add note describing #11216
     9331e33 check-ppr: Make --dump the default behavior
     3c9fbba Remove redudant import from check-ppr
     815099c CallArity: Use exprIsCheap to detect thunks
     d2788ab Expand I/O CP in comments
     88f5add testsuite: Fix T13025
     4dec7d1 Testsuite: Skip failing tests on PowerPC 64-bit
     f3b99c7 Bump array submodule
     a370440 Fix various issues with testsuite code on Windows
     aac08a0 Add a CSE pass to Stg (#9291)