#15449: Nondeterministic Failure on aarch64 with -jn, n > 1 -------------------------------------+------------------------------------- Reporter: tmobile | Owner: (none) Type: bug | Status: new Priority: normal | Milestone: 8.8.1 Component: Compiler | Version: 8.4.3 Resolution: | Keywords: Operating System: Linux | Architecture: aarch64 Type of failure: Compile-time | Test Case: crash or panic | Blocked By: | Blocking: Related Tickets: | Differential Rev(s): Wiki Page: | -------------------------------------+------------------------------------- Comment (by Thra11): According to [https://en.wikipedia.org/wiki/List_of_ARM_microarchitectures]: * Cortex-A53: In-order * Cortex-A57: Out-of-order * Cortex-A72: Out-of-order * Denver2: In-order In our rather small sample, when failures happen, the CPU has at least one out-of-order core. -- Ticket URL: http://ghc.haskell.org/trac/ghc/ticket/15449#comment:14 GHC http://www.haskell.org/ghc/ The Glasgow Haskell Compiler