Allow folly to compile cleanly with most of the rest of MSVC's sign mismatch warnings

[folly.git] / folly / json.cpp

diff --git a/folly/json.cpp b/folly/json.cpp
index 6e807229e2be2afed7e43586e46e421902f63c33..882d3bf0953e134675d1a3c295520045fb9dc18d 100644 (file)
--- a/folly/json.cpp
+++ b/folly/json.cpp
@@ -735,7 +735,7 @@ void escapeString(
       out.push_back(hexDigit(v & 0x0f));
     } else if (*p == '\\' || *p == '\"') {
       out.push_back('\\');
-      out.push_back(*p++);
+      out.push_back(char(*p++));
     } else if (*p <= 0x1f) {
       switch (*p) {
         case '\b': out.append("\\b"); p++; break;