diff options
Diffstat (limited to 'src/corelib/serialization/qdatastream.cpp')
| -rw-r--r-- | src/corelib/serialization/qdatastream.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/corelib/serialization/qdatastream.cpp b/src/corelib/serialization/qdatastream.cpp index d0421f70fad..32f827c69e7 100644 --- a/src/corelib/serialization/qdatastream.cpp +++ b/src/corelib/serialization/qdatastream.cpp @@ -1074,13 +1074,13 @@ QDataStream &QDataStream::readBytes(char *&s, qint64 &l) return *this; } - constexpr qsizetype Step = 1024 * 1024; + qsizetype step = 1024 * 1024; qsizetype allocated = 0; char *prevBuf = nullptr; char *curBuf = nullptr; do { - qsizetype blockSize = qMin(Step, len - allocated); + qsizetype blockSize = qMin(step, len - allocated); prevBuf = curBuf; curBuf = new char[allocated + blockSize + 1]; if (prevBuf) { @@ -1092,6 +1092,7 @@ QDataStream &QDataStream::readBytes(char *&s, qint64 &l) return *this; } allocated += blockSize; + step *= 2; } while (allocated < len); s = curBuf; |