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fix double->string->double round-trip (bump minor ver.)

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See #98.
  http://stackoverflow.com/questions/747470/what-is-the-meaning-of-numeric-limitsdoubledigits10/16941784#16941784
This commit is contained in:
Christopher Dunn
2015-01-06 12:40:36 -06:00
parent dfc5f879c1
commit 65cee6ea16
2 changed files with 7 additions and 7 deletions
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6
src/lib_json/json_writer.cpp
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@@ -87,13 +87,13 @@ std::string valueToString(double value) {
// visual studio 2005 to
// avoid warning.
#if defined(WINCE)
len = _snprintf(buffer, sizeof(buffer), "%.16g", value);
len = _snprintf(buffer, sizeof(buffer), "%.17g", value);
#else
len = sprintf_s(buffer, sizeof(buffer), "%.16g", value);
len = sprintf_s(buffer, sizeof(buffer), "%.17g", value);
#endif
#else
if (isfinite(value)) {
len = snprintf(buffer, sizeof(buffer), "%.16g", value);
len = snprintf(buffer, sizeof(buffer), "%.17g", value);
} else {
// IEEE standard states that NaN values will not compare to themselves
if (value != value) {