runtime: only run TestArenaCollision if the target can exec

Replace the test for nacl with testenv.MustHaveExec to also skip
test on iOS.

Change-Id: I6822714f6d71533d1b18bbb7894f6ad339d8aea1
Reviewed-on: https://go-review.googlesource.com/94755
Run-TryBot: Elias Naur <elias.naur@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Austin Clements <austin@google.com>

diff --git a/src/runtime/malloc_test.go b/src/runtime/malloc_test.go
index 091fc21199b0ba7e60b3f01505d9eb0307d64d3c..854533f2380241231dcc31bf5473058e27828320 100644 (file)
--- a/src/runtime/malloc_test.go
+++ b/src/runtime/malloc_test.go
@@ -163,9 +163,8 @@ type acLink struct {
 var arenaCollisionSink []*acLink
 
 func TestArenaCollision(t *testing.T) {
-       if GOOS == "nacl" {
-               t.Skip("nacl can't self-exec a test")
-       }
+       testenv.MustHaveExec(t)
+
        // Test that mheap.sysAlloc handles collisions with other
        // memory mappings.
        if os.Getenv("TEST_ARENA_COLLISION") != "1" {