From 9474a818afa95f682d1255e74fae1681a2b4f1de Mon Sep 17 00:00:00 2001
From: Jasper Jenkins <jasper.vs.jenkins@gmail.com>
Date: Sun, 5 Jan 2020 00:18:14 -0800
Subject: [PATCH] fix enumtostr crash for enum-range (#13035)

---
 compiler/ccgexprs.nim        |  2 +-
 tests/enum/tenum_no_rtti.nim | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 tests/enum/tenum_no_rtti.nim

diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim
index 8c41fb370fc5..6d5f255670c1 100644
--- a/compiler/ccgexprs.nim
+++ b/compiler/ccgexprs.nim
@@ -2070,7 +2070,7 @@ proc genDispose(p: BProc; n: PNode) =
 
 proc genEnumToStr(p: BProc, e: PNode, d: var TLoc) =
   const ToStringProcSlot = -4
-  let t = e[1].typ.skipTypes(abstractInst)
+  let t = e[1].typ.skipTypes(abstractInst+{tyRange})
   var toStrProc: PSym = nil
   for idx, p in items(t.methods):
     if idx == ToStringProcSlot:
diff --git a/tests/enum/tenum_no_rtti.nim b/tests/enum/tenum_no_rtti.nim
new file mode 100644
index 000000000000..2e5c74b35699
--- /dev/null
+++ b/tests/enum/tenum_no_rtti.nim
@@ -0,0 +1,12 @@
+discard """
+  output: '''A
+B'''
+  cmd: '''nim c --gc:arc $file'''
+"""
+type
+  Enum = enum A, B, C
+  EnumRange = range[A .. B]
+proc test_a(x: Enum): string = $x
+proc test_b(x: EnumRange): string = $x
+echo test_a(A)
+echo test_b(B)