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Fix the undefined behaviour when negating the minimum value integers in Reader

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miloyip 2015-05-21 16:00:32 +08:00
parent f688b2b152
commit 1a570c342d
1 changed files with 2 additions and 2 deletions
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4
include/rapidjson/reader.h
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@ -967,13 +967,13 @@ private:
else { else {
if (use64bit) { if (use64bit) {
if (minus) if (minus)
cont = handler.Int64(-(int64_t)i64); cont = handler.Int64(static_cast<int64_t>(~i64 + 1));
else else
cont = handler.Uint64(i64); cont = handler.Uint64(i64);
} }
else { else {
if (minus) if (minus)
cont = handler.Int(-(int)i); cont = handler.Int(static_cast<int32_t>(~i + 1));
else else
cont = handler.Uint(i); cont = handler.Uint(i);
} }