aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--lib/compiler/test/test_lib.erl9
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/compiler/test/test_lib.erl b/lib/compiler/test/test_lib.erl
index 53d8c04169..2295592a38 100644
--- a/lib/compiler/test/test_lib.erl
+++ b/lib/compiler/test/test_lib.erl
@@ -77,7 +77,14 @@ get_data_dir(Config) ->
%% Will fail the test case if there were any errors.
p_run(Test, List) ->
- N = erlang:system_info(schedulers) + 1,
+ N = case ?t:is_cover() of
+ false ->
+ erlang:system_info(schedulers);
+ true ->
+ %% Cover is running. Using more than one process
+ %% will probably only slow down compilation.
+ 1
+ end,
p_run_loop(Test, List, N, [], 0, 0).
p_run_loop(_, [], _, [], Errors, Ws) ->