Validation failures with "make" on 64-bit Linux are these. No prof or profasm tests were run; not sure why. But they are failing in droves Unexpected passes: driver T5313 (ghci,dyn) perf/should_run T149 (normal) Unexpected failures: ../../libraries/base/tests echo001 [bad exit code] (ghci) ../../libraries/base/tests/IO hClose002 [bad exit code] (ghci,threaded1,threaded2) ../../libraries/base/tests/IO hSetBuffering002 [bad exit code] (ghci) ../../libraries/base/tests/IO hSetBuffering004 [bad stdout or stderr] (ghci) ../../libraries/process/tests process007 [bad stderr] (threaded1,threaded2) ../../libraries/process/tests process007 [bad stdout or stderr] (ghci) ../../libraries/unix/tests/libposix posix002 [bad stderr] (threaded2) annotations/should_run annrun01 [bad exit code] (threaded2,optllvm) ffi/should_run T7170 [bad stdout or stderr] (ghci) ghc-api/apirecomp001 apirecomp001 [bad exit code] (normal) perf/space_leaks space_leak_001 [stat too good] (hpc,optasm,dyn,optllvm) programs/andy_cherry andy_cherry [bad exit code] (hpc,ghci) programs/jl_defaults jl_defaults [bad exit code] (ghci) programs/jq_readsPrec jq_readsPrec [bad exit code] (ghci) programs/jules_xref jules_xref [bad exit code] (ghci) programs/jules_xref2 jules_xref2 [bad exit code] (ghci) programs/launchbury launchbury [bad exit code] (ghci) programs/lex lex [bad exit code] (ghci) programs/rittri rittri [bad exit code] (ghci) quasiquotation/qq007 qq007 [exit code non-0] (normal,hpc,optasm,optllvm) quasiquotation/qq008 qq008 [exit code non-0] (normal,hpc,optasm,optllvm) Microsoft Research Limited (company number 03369488) is registered in England and Wales Registered office is at 21 Station Road, Cambridge, CB1 2FB