Workaround for gcc overoptimization compiler bug.

dfa4b2fe · Alexander Smorkalov · 09be997e · dfa4b2fe
Commit dfa4b2fe authored Dec 18, 2012 by Alexander Smorkalov
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persistence.cpp modules/core/src/persistence.cpp +1 -0

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--- a/modules/core/src/persistence.cpp
+++ b/modules/core/src/persistence.cpp
@@ -5200,6 +5200,7 @@ void FileStorage::release()
 string FileStorage::releaseAndGetString()
 {
    string buf;
+    buf.reserve(16); // HACK: Work around for compiler bug
    if( fs.obj && fs.obj->outbuf )
        icvClose(fs.obj, &buf);