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-rw-r--r--js/src/frontend/BytecodeEmitter.cpp9
1 files changed, 9 insertions, 0 deletions
diff --git a/js/src/frontend/BytecodeEmitter.cpp b/js/src/frontend/BytecodeEmitter.cpp
index 36495bdb2..f16450db9 100644
--- a/js/src/frontend/BytecodeEmitter.cpp
+++ b/js/src/frontend/BytecodeEmitter.cpp
@@ -8896,6 +8896,10 @@ BytecodeEmitter::emitYieldStar(ParseNode* iter)
return false;
if (!emitAtomOp(cx->names().value, JSOP_GETPROP)) // ITER OLDRESULT FTYPE FVALUE VALUE
return false;
+ if (isAsyncGenerator) {
+ if (!emitAwait()) // ITER OLDRESULT FTYPE FVALUE VALUE
+ return false;
+ }
if (!emitPrepareIteratorResult()) // ITER OLDRESULT FTYPE FVALUE VALUE RESULT
return false;
if (!emit1(JSOP_SWAP)) // ITER OLDRESULT FTYPE FVALUE RESULT VALUE
@@ -8988,6 +8992,11 @@ BytecodeEmitter::emitYieldStar(ParseNode* iter)
if (!emitAtomOp(cx->names().value, JSOP_GETPROP)) // VALUE
return false;
+ if (isAsyncGenerator) {
+ if (!emitAwait()) // VALUE
+ return false;
+ }
+
MOZ_ASSERT(this->stackDepth == startDepth - 1);
return true;