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-rw-r--r--js/src/frontend/BytecodeEmitter.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/js/src/frontend/BytecodeEmitter.cpp b/js/src/frontend/BytecodeEmitter.cpp
index 7f9fa8a5d..44787dc52 100644
--- a/js/src/frontend/BytecodeEmitter.cpp
+++ b/js/src/frontend/BytecodeEmitter.cpp
@@ -3069,6 +3069,7 @@ BytecodeEmitter::checkSideEffects(ParseNode* pn, bool* answer)
case PNK_TRUE:
case PNK_FALSE:
case PNK_NULL:
+ case PNK_RAW_UNDEFINED:
case PNK_ELISION:
case PNK_GENERATOR:
case PNK_NUMBER:
@@ -6242,6 +6243,9 @@ ParseNode::getConstantValue(ExclusiveContext* cx, AllowConstantObjects allowObje
case PNK_NULL:
vp.setNull();
return true;
+ case PNK_RAW_UNDEFINED:
+ vp.setUndefined();
+ return true;
case PNK_CALLSITEOBJ:
case PNK_ARRAY: {
unsigned count;
@@ -10636,6 +10640,7 @@ BytecodeEmitter::emitTree(ParseNode* pn, EmitLineNumberNote emitLineNote)
case PNK_TRUE:
case PNK_FALSE:
case PNK_NULL:
+ case PNK_RAW_UNDEFINED:
if (!emit1(pn->getOp()))
return false;
break;