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Fix sign mismatch in valueToString

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`valueToString` takes an argument `unsigned int precision`, but it is used with `%d` rather than `%u` in the `snprintf` format string. Make the format string look for an unsigned value instead.
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Remy Jette 2017-12-04 17:49:36 -08:00 committed by GitHub
parent e6a588a246
commit 42ca02b833
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1 changed files with 1 additions and 1 deletions
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src/lib_json/json_writer.cpp
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@ -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