1 files changed, 9 insertions, 0 deletions
diff --git a/tests/proc.test b/tests/proc.test
index ed3c4b6..e06720e 100644
--- a/tests/proc.test
+++ b/tests/proc.test
@@ -374,6 +374,15 @@ test proc-7.3 {Returning loop exception from redefined cmd: Bug 729692} -body {
 } -cleanup {
     namespace delete ugly
 } -result 4
+
+test proc-7.4 {Proc struct outlives its interp: Bug 3532959} {
+    set lambda x
+    lappend lambda {set a 1}
+    interp create slave
+    slave eval [list apply $lambda foo]
+    interp delete slave
+    unset lambda
+} {}
 
 # cleanup
 catch {rename p ""}