From 51937ce66005be7ff7651543a5e341e50f523405 Mon Sep 17 00:00:00 2001
From: Ian Butterworth <i.r.butterworth@gmail.com>
Date: Sat, 22 Feb 2025 00:12:32 -0500
Subject: [PATCH] run rtds test up to 10x

---
 test/runtests.jl | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/test/runtests.jl b/test/runtests.jl
index 78fc612..3259a6b 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -463,20 +463,21 @@ end
     end
     Ts = subtypes(Any)[1:20]   # we don't need all of them
     mappushes!(spell_spec, [], Ts)
-    while Profile.len_data() == 0
+    rtds = []
+    for _ in 1:10 # try to get a runtime dispatch on unfortunately flaky profiling
         @profile for i = 1:10000
             mappushes!(spell_spec, [], Ts)
         end
-    end
-    _, sfdict = Profile.retrieve()
-    rtds = []
-    for sfs in values(sfdict)
-        for sf in sfs
-            if (FlameGraphs.status(sf) & FlameGraphs.runtime_dispatch) != 0
-                push!(rtds, sfs)
-                break
+        _, sfdict = Profile.retrieve()
+        for sfs in values(sfdict)
+            for sf in sfs
+                if (FlameGraphs.status(sf) & FlameGraphs.runtime_dispatch) != 0
+                    push!(rtds, sfs)
+                    break
+                end
             end
         end
+        isempty(rtds) || break
     end
     @test !isempty(rtds)
 end