Merge pull request open-source-parsers#707 from remyjette/valuetostring-sign-mismatch

cdunn2001 · web-flow · commit c39aa295e493 · 2017-12-04T20:02:47.000-06:00
Fix sign mismatch in `valueToString`
diff --git a/src/lib_json/json_writer.cpp b/src/lib_json/json_writer.cpp
@@ -125,7 +125,7 @@ JSONCPP_STRING valueToString(double value, bool useSpecialFloats, unsigned int p
   int len = -1;
 
   char formatString[15];
-  snprintf(formatString, sizeof(formatString), "%%.%dg", precision);
+  snprintf(formatString, sizeof(formatString), "%%.%ug", precision);
 
   // Print into the buffer. We need not request the alternative representation
   // that always has a decimal point because JSON doesn't distinguish the
