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[js] Handle functions with rest parameters in isObservableArgumentSlot.

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Jan de Mooij 2020-04-08 08:29:03 +02:00 • committed by Roy Tam
commit 95db678f71
1 changed files with 1 additions and 1 deletions
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js/src/jit/CompileInfo.h
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@ -487,7 +487,7 @@ class CompileInfo
// Function.arguments can be used to access all arguments in non-strict // Function.arguments can be used to access all arguments in non-strict
// scripts, so we can't optimize out any arguments. // scripts, so we can't optimize out any arguments.
if ((hasArguments() || !script()->strict()) && if ((mayReadFrameArgsDirectly_ || !script()->strict()) &&
firstArgSlot() <= slot && slot - firstArgSlot() < nargs()) firstArgSlot() <= slot && slot - firstArgSlot() < nargs())
{ {
return true; return true;