From 1014383ecce0f41eb81546397617133966522389 Mon Sep 17 00:00:00 2001
From: Tim Besard <tim.besard@gmail.com>
Date: Tue, 21 Jan 2020 15:13:02 +0100
Subject: [PATCH] Run LinearAlgebra tests with --compile=min.

---
 test/runtests.jl | 15 ++++++++++++++-
 test/testenv.jl  |  9 ++++++++-
 2 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/test/runtests.jl b/test/runtests.jl
index 9955748de3a32a..61cc5aa1d69ae3 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -63,6 +63,15 @@ move_to_node1("stress")
 # since it starts a lot of workers and can easily exceed the maximum memory
 limited_worker_rss && move_to_node1("Distributed")
 
+# the last node is special: runs with --compile=min, and takes tests from the back of the list
+function move_to_last(t)
+    last_tests = filter(test->occursin(t,test), tests)
+    filter!(test->!occursin(t,test), tests)
+    append!(tests, last_tests)
+    nothing
+end
+move_to_last(r"LinearAlgebra/.*")
+
 import LinearAlgebra
 cd(@__DIR__) do
     n = 1
@@ -187,7 +196,11 @@ cd(@__DIR__) do
                 @async begin
                     push!(all_tasks, current_task())
                     while length(tests) > 0
-                        test = popfirst!(tests)
+                        test = if p == last(workers())
+                            pop!(tests)
+                        else
+                            popfirst!(tests)
+                        end
                         running_tests[test] = now()
                         local resp
                         wrkr = p
diff --git a/test/testenv.jl b/test/testenv.jl
index e07355301b55ae..ddaf8e73ae8007 100644
--- a/test/testenv.jl
+++ b/test/testenv.jl
@@ -26,7 +26,14 @@ if !@isdefined(testenv_defined)
         const test_exename = popfirst!(test_exeflags.exec)
     end
 
-    addprocs_with_testenv(X; kwargs...) = addprocs(X; exename=test_exename, exeflags=test_exeflags, kwargs...)
+    function addprocs_with_testenv(X; kwargs...)
+        if X > 1
+            [addprocs(X-1; exename=test_exename, exeflags=test_exeflags, kwargs...);
+             addprocs(1; exename=test_exename, exeflags=`$test_exeflags --compile=min`, kwargs...)]
+        else
+            addprocs(X; exename=test_exename, exeflags=test_exeflags, kwargs...)
+        end
+    end
 
     const curmod = @__MODULE__
     const curmod_name = fullname(curmod)