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refs #572 getStackTrace: Fixed segfault on Linux caused by trying to use a QStringBuilder after the temporaries it referred to had been destroyed.

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Mathew Sutcliffe
2016-01-17 02:48:23 +00:00
parent a7e74ea64a
commit b0b31af7de
1 changed files with 10 additions and 4 deletions
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14
src/blackmisc/stacktrace.cpp
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@@ -92,10 +92,16 @@ namespace BlackMisc
demangled = abi::__cxa_demangle(QByteArray(symbol, symbolEnd - symbol).constData(), demangled, &size, nullptr);
auto details = '(' % QLatin1String(basename, basenameEnd - basename) % ' ' % QLatin1String(symbol, end - symbol) % ')';
result.push_back(demangled ? QLatin1String(demangled) % ' ' % details : QString(details));
if (! demangled) { demangled = temp; }
if (demangled)
{
result.push_back(QLatin1String(demangled) % ' ' %
'(' % QLatin1String(basename, basenameEnd - basename) % ' ' % QLatin1String(symbol, end - symbol) % ')');
}
else
{
result.push_back('(' % QLatin1String(basename, basenameEnd - basename) % ' ' % QLatin1String(symbol, end - symbol) % ')');
demangled = temp;
}
}
free(symbols);
free(demangled);