- 
    Bug 
- 
    Resolution: Done
- 
    P1: Critical 
- 
    6.4.1
- 
        bce216d5c0 (qt/qtdeclarative/dev) bce216d5c0 (qt/tqtc-qtdeclarative/dev) 39aba03d4c (qt/qtdeclarative/6.4) 39aba03d4c (qt/tqtc-qtdeclarative/6.4)
    property var v: null
    Component.onCompleted: {
        var g = null
        if (g !== null) {}
    }
will fail with a compile error:
/foo/minipdf_main_qml.cpp:223:9: error: expected primary-expression before ‘!=’ token
  223 | r2_1 =  != ;
      |         ^~
/foo/minipdf_main_qml.cpp:223:12: error: expected primary-expression before ‘;’ token
  223 | r2_1 =  != ;
      |            ^
generated code in the .cpp file looks like this:
extern const QQmlPrivate::AOTCompiledFunction aotBuiltFunctions[] = { { 0, QMetaType::fromType<void>(), { }, [](const QQmlPrivate::AOTCompiledContext *aotContext, void *dataPtr, void **argumentsPtr) { wrapCall(aotContext, dataPtr, argumentsPtr, [](const QQmlPrivate::AOTCompiledContext *aotContext, void **argumentsPtr) { Q_UNUSED(aotContext); Q_UNUSED(argumentsPtr); bool r2_1; // Component.onCompleted: { // generate_CreateCallContext { // var g = null // if (g !== null) {} // generate_CmpStrictNotEqual r2_1 = != ; // generate_JumpFalse if (!r2_1) ; // generate_PopContext ;} // generate_Ret return; });} },{ 0, QMetaType::fromType<void>(), {}, nullptr }}; QT_WARNING_POP } }