Trivial deserialization fix: Check for deferred deserialized function before trying to access ParseableFunctionInfo in byte code gen.

pleath · pleath · commit 51c7836866a9 · 2016-12-12T11:46:34.000-08:00
diff --git a/lib/Runtime/ByteCode/ByteCodeGenerator.cpp b/lib/Runtime/ByteCode/ByteCodeGenerator.cpp
@@ -3245,7 +3245,7 @@ void VisitNestedScopes(ParseNode* pnodeScopeList, ParseNode* pnodeParent, ByteCo
             {
                 Assert(*pIndex < parentNestedArray->nestedCount);
                 Js::FunctionInfo * info = parentNestedArray->functionInfoArray[*pIndex];
-                if (info)
+                if (info && info->HasParseableInfo())
                 {
                     reuseNestedFunc = info->GetParseableFunctionInfo();
                 }

Original file line number	Diff line number	Diff line change
`@@ -3245,7 +3245,7 @@ void VisitNestedScopes(ParseNode* pnodeScopeList, ParseNode* pnodeParent, ByteCo`
`3245`	`3245`	`{`
`3246`	`3246`	`Assert(*pIndex < parentNestedArray->nestedCount);`
`3247`	`3247`	`Js::FunctionInfo * info = parentNestedArray->functionInfoArray[*pIndex];`
`3248`		`- if (info)`
	`3248`	`+ if (info && info->HasParseableInfo())`
`3249`	`3249`	`{`
`3250`	`3250`	`reuseNestedFunc = info->GetParseableFunctionInfo();`
`3251`	`3251`	`}`