diff options
Diffstat (limited to 'src/qml')
| -rw-r--r-- | src/qml/jsruntime/qv4runtime.cpp | 5 | ||||
| -rw-r--r-- | src/qml/qml/qqmlpropertycache.cpp | 4 | ||||
| -rw-r--r-- | src/qml/qml/qqmltypewrapper.cpp | 6 |
3 files changed, 11 insertions, 4 deletions
diff --git a/src/qml/jsruntime/qv4runtime.cpp b/src/qml/jsruntime/qv4runtime.cpp index 5fc94b9ddd..cf2e4ec1dd 100644 --- a/src/qml/jsruntime/qv4runtime.cpp +++ b/src/qml/jsruntime/qv4runtime.cpp @@ -1530,6 +1530,11 @@ static CallArgs createSpreadArguments(Scope &scope, Value *argv, int argc) if (done->booleanValue()) break; ++argCount; + constexpr auto safetyMargin = 100; // leave some space on the stack for actual work with the elements + if (qint64(scope.engine->jsStackLimit - scope.engine->jsStackTop) < safetyMargin) { + scope.engine->throwRangeError(QLatin1String("Too many elements in array to use it with the spread operator")); + return { nullptr, 0 }; + } v = scope.alloc<Scope::Uninitialized>(); } } diff --git a/src/qml/qml/qqmlpropertycache.cpp b/src/qml/qml/qqmlpropertycache.cpp index 6b68a2a288..8a0abf8bdd 100644 --- a/src/qml/qml/qqmlpropertycache.cpp +++ b/src/qml/qml/qqmlpropertycache.cpp @@ -51,8 +51,8 @@ #include <QtCore/qdebug.h> #include <QtCore/QCryptographicHash> +#include <QtCore/private/qtools_p.h> -#include <ctype.h> // for toupper #include <limits.h> #include <algorithm> @@ -571,7 +571,7 @@ void QQmlPropertyCache::append(const QMetaObject *metaObject, QVarLengthArray<char, 128> str(length+3); str[0] = 'o'; str[1] = 'n'; - str[2] = toupper(rawName[0]); + str[2] = QtMiscUtils::toAsciiUpper(rawName[0]); if (length > 1) memcpy(&str[3], &rawName[1], length - 1); str[length + 2] = '\0'; diff --git a/src/qml/qml/qqmltypewrapper.cpp b/src/qml/qml/qqmltypewrapper.cpp index 175de8b936..a6ba4b8cb3 100644 --- a/src/qml/qml/qqmltypewrapper.cpp +++ b/src/qml/qml/qqmltypewrapper.cpp @@ -419,8 +419,10 @@ ReturnedValue QQmlTypeWrapper::virtualInstanceOf(const Object *typeObject, const return Encode(false); QQmlRefPointer<QQmlTypeData> td = qenginepriv->typeLoader.getType(typeWrapper->d()->type().sourceUrl()); - ExecutableCompilationUnit *cu = td->compilationUnit(); - myQmlType = qenginepriv->metaObjectForType(cu->metaTypeId); + if (ExecutableCompilationUnit *cu = td->compilationUnit()) + myQmlType = qenginepriv->metaObjectForType(cu->metaTypeId); + else + return Encode(false); // It seems myQmlType has some errors, so we could not compile it. } else { myQmlType = qenginepriv->metaObjectForType(myTypeId); } |