[commit: ghc] master: testsuite: Bump margin of T4029 to 15% (899fb88)

[git at git.haskell.org]

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

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/899fb8808da875ef191da367de4ff35d079124e1/ghc

>---------------------------------------------------------------

commit 899fb8808da875ef191da367de4ff35d079124e1
Author: Ben Gamari <ben at smart-cactus.org>
Date:   Wed Mar 15 13:34:48 2017 -0400

    testsuite: Bump margin of T4029 to 15%
    
    This test has been fluctuating wildly recently. Moreover, it's not even clear to
    me that this is a particularly useful thing to be testing.


>---------------------------------------------------------------

899fb8808da875ef191da367de4ff35d079124e1
 testsuite/tests/perf/space_leaks/all.T | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/testsuite/tests/perf/space_leaks/all.T b/testsuite/tests/perf/space_leaks/all.T
index 212a100..f0080f9 100644
--- a/testsuite/tests/perf/space_leaks/all.T
+++ b/testsuite/tests/perf/space_leaks/all.T
@@ -69,7 +69,7 @@ test('T4029',
             # 2017-03-03: 65 (amd64/Linux)           Share Typeable KindReps or more
             #                                        lazy interface file reading
       stats_num_field('max_bytes_used',
-          [(wordsize(64), 18208944, 5)]),
+          [(wordsize(64), 18208944, 15)]),
             # 2016-02-26: 24071720 (amd64/Linux)     INITIAL
             # 2016-04-21: 25542832 (amd64/Linux)
             # 2016-05-23: 25247216 (amd64/Linux)     Use -G1
@@ -86,6 +86,7 @@ test('T4029',
             #                                        lazy interface file reading
             # 2017-03-07: 20476360 (amd64/Linux)     It's not entirely clear
             # 2017-03-14: 18208944 (amd64/Darwin)    Again, not clear
+            # 2017-03-15: bumped margin to 15% due to instability
       extra_hc_opts('+RTS -G1 -RTS' ),
       ],
      ghci_script,