From 4bc4979acccdb6d4c9a43da856f8ef8e5ed23909 Mon Sep 17 00:00:00 2001
From: Wouter van Oortmerssen <aardappel@gmail.com>
Date: Wed, 18 Jan 2017 16:09:35 -0800
Subject: [PATCH] Fix compiler warning on Visual Studio.

Change-Id: Ifda5f2c32c6484508d5e12a463d6373798f1f523
---
 grpc/src/compiler/go_generator.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/grpc/src/compiler/go_generator.cc b/grpc/src/compiler/go_generator.cc
index 79c750fda..ce4223dab 100644
--- a/grpc/src/compiler/go_generator.cc
+++ b/grpc/src/compiler/go_generator.cc
@@ -50,7 +50,7 @@ namespace grpc_go_generator {
 grpc::string unexportName(grpc::string s) {
 	if (s.empty())
 		return s;
-	s[0] = std::tolower(s[0]);
+	s[0] = static_cast<char>(std::tolower(s[0]));
 	return s;
 }
 
@@ -58,7 +58,7 @@ grpc::string unexportName(grpc::string s) {
 grpc::string exportName(grpc::string s) {
 	if (s.empty())
 		return s;
-	s[0] = std::toupper(s[0]);
+	s[0] = static_cast<char>(std::toupper(s[0]));
 	return s;
 }