From 59ae37b1e5ea9c27d3170275081219f6f83d4c16 Mon Sep 17 00:00:00 2001
From: Eric Davies <iamed2@gmail.com>
Date: Tue, 3 Jan 2017 14:20:33 -0600
Subject: [PATCH] Test for #19655

---
 test/stacktraces.jl | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/test/stacktraces.jl b/test/stacktraces.jl
index 8f2400662f0f08..5987d79e37bc93 100644
--- a/test/stacktraces.jl
+++ b/test/stacktraces.jl
@@ -124,3 +124,12 @@ let ctestptr = cglobal((:ctest, "libccalltest")),
     @test ctest[1].from_c
     @test ctest[1].pointer === UInt64(ctestptr)
 end
+
+# #19655
+let
+    # not in a `catch`, so should return an empty StackTrace
+    st = stacktrace(empty!(backtrace()))
+    println(st)
+    @test isempty(st)
+    @test isa(st, StackTrace)
+end