Today's validate failures

[Simon Marlow]

On x86_64/Linux:

Unexpected passes:
    perf/should_run  T149 (normal)

Unexpected failures:
    perf/compiler             T3064 [stat too good] (normal)
    perf/haddock              haddock.Cabal [stat not good enough] (normal)
    perf/haddock              haddock.base [stat not good enough] (normal)
    simplCore/should_compile  T3717 [stderr mismatch] (optasm)
    simplCore/should_compile  T3772 [bad stdout] (normal)
    simplCore/should_compile  T4908 [stderr mismatch] (optasm)
    simplCore/should_compile  T4930 [stderr mismatch] (optasm)
    simplCore/should_compile  T7360 [stderr mismatch] (optasm)
    simplCore/should_compile  spec-inline [stderr mismatch] (optasm)