From 94a63eef9a5da8441d17e1f5214c1823056bcf68 Mon Sep 17 00:00:00 2001
From: Andrii Riabushenko <cdome@bk.ru>
Date: Sat, 8 Dec 2018 11:35:18 +0000
Subject: [PATCH] Fix hintXDeclaredButNotUsed for enum fields marked as used

---
 compiler/lookups.nim    | 3 ++-
 tests/pragmas/tused.nim | 5 +++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/compiler/lookups.nim b/compiler/lookups.nim
index 2fb4e5241..91d6bd745 100644
--- a/compiler/lookups.nim
+++ b/compiler/lookups.nim
@@ -169,7 +169,8 @@ proc ensureNoMissingOrUnusedSymbols(c: PContext; scope: PScope) =
             getSymRepr(c.config, s))
       inc missingImpls
     elif {sfUsed, sfExported} * s.flags == {}:
-      if s.kind notin {skForVar, skParam, skMethod, skUnknown, skGenericParam}:
+      if s.kind notin {skForVar, skParam, skMethod, skUnknown, skGenericParam} and 
+        not (s.kind == skEnumField and {sfUsed, sfExported} * s.owner.flags != {}):
         # XXX: implicit type params are currently skTypes
         # maybe they can be made skGenericParam as well.
         if s.typ != nil and tfImplicitTypeParam notin s.typ.flags and
diff --git a/tests/pragmas/tused.nim b/tests/pragmas/tused.nim
index 83c62b7bb..eb9cb08aa 100644
--- a/tests/pragmas/tused.nim
+++ b/tests/pragmas/tused.nim
@@ -31,5 +31,10 @@ block:
   implementArithOpsNew(int)
   echoAdd 3, 5
 
+type
+  MyEnum {.used.} = enum
+    Val1, Val2, Val3
+
+
 static:
   echo "compile end"