Illegal instruction (core dumped) ASSERTION 1542080: (ChakraCore/lib/Jsrt/../Runtime/Types/RecyclableObject.h, line 492) VarIs: aValue is null

ChakraCore version:
commit https://github.com/chakra-core/ChakraCore/commit/c3ead3f8a6e0bb8e32e043adc091c68cba5935e9

Build cmd:
```
./build.sh --debug --static
```

Test case:
```js
function test(){
async function foo() {

const a = await 159654258;

const b = [170151481,170151481];

const c = delete (170151481)[7];

const d = b.splice(c);

const e = delete (170151481)[7];

b[1578154960] = b;
}

const bar = foo();
return bar;
}

for(let i=0; i<0x300; i++) {
test();
}
```

Error msg:
```
ASSERTION 1542080: (ChakraCore/lib/Jsrt/../Runtime/Types/RecyclableObject.h, line 492) VarIs: aValue is null
Failure: (aValue != nullptr)
Illegal instruction (core dumped)
```