From c07807bedf1749fa9d3e826d3d736907fefbe568 Mon Sep 17 00:00:00 2001
From: Bung <crc32@qq.com>
Date: Sat, 7 Nov 2020 16:00:41 +0800
Subject: Fix #15706 (#15846)

* fix #15706 Underflow not detected when using dec on distinct ranges

* fix #15846 first, jsgen even doesn't care of range in this op
---
 tests/overflw/tdistinct_range.nim | 6 ++++++
 1 file changed, 6 insertions(+)
 create mode 100644 tests/overflw/tdistinct_range.nim

(limited to 'tests/overflw')

diff --git a/tests/overflw/tdistinct_range.nim b/tests/overflw/tdistinct_range.nim
new file mode 100644
index 000000000..f53515d45
--- /dev/null
+++ b/tests/overflw/tdistinct_range.nim
@@ -0,0 +1,6 @@
+discard """
+  outputsub: "Error: unhandled exception: over- or underflow [OverflowDefect]"
+  exitcode: "1"
+"""
+var x: distinct range[0..5]
+dec(x)
\ No newline at end of file
-- 
cgit 1.4.1-2-gfad0