From b4efaebff0b08ef2f986b35f49ecf80946396562 Mon Sep 17 00:00:00 2001
From: SherlockNoMad <baihan.huang@gmail.com>
Date: Mon, 30 Nov 2015 11:07:47 -0800
Subject: [PATCH] Fix ms version Appveyor build error

---
 utilities/backupable/backupable_db.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/utilities/backupable/backupable_db.cc b/utilities/backupable/backupable_db.cc
index 4bd597cf4..3a3d152ee 100644
--- a/utilities/backupable/backupable_db.cc
+++ b/utilities/backupable/backupable_db.cc
@@ -1459,9 +1459,9 @@ bool ParseStrToUint64(const std::string& str, uint64_t* out) {
     unsigned long ul = std::stoul(str);
     *out = static_cast<uint64_t>(ul);
     return true;
-  } catch (const std::invalid_argument& e) {
+  } catch (const std::invalid_argument&) {
     return false;
-  } catch (const std::out_of_range& e) {
+  } catch (const std::out_of_range&) {
     return false;
   }
 }