1 files changed, 34 insertions, 0 deletions
diff --git a/tests/destructor/t12037.nim b/tests/destructor/t12037.nim
new file mode 100644
index 000000000..30266690f
--- /dev/null
+++ b/tests/destructor/t12037.nim
@@ -0,0 +1,34 @@
+discard """
+  cmd: '''nim c --gc:arc $file'''
+  output: '''
+showing original type, length, and contents seq[int] 1 @[42]
+copy length and contents 1 @[42]
+'''
+"""
+
+proc test() =
+  var sq1 = @[42]
+  echo "showing original type, length, and contents ", sq1.typeof, " ", sq1.len, " ", sq1
+  doAssert cast[int](sq1[0].addr) != 0
+  var sq2 = sq1 # copy of original
+  echo "copy length and contents ", sq2.len, " ", sq2
+  doAssert cast[int](sq2[0].addr) != 0
+  doAssert cast[int](sq1[0].addr) != 0
+
+test()
+
+
+#############################################
+### bug 12820
+import tables
+var t = initTable[string, seq[ptr int]]()
+discard t.hasKeyOrPut("f1", @[])
+
+
+#############################################
+### bug #12989
+proc bug(start: (seq[int], int)) =
+  let (s, i) = start
+
+let input = @[0]
+bug((input, 0))