commit 5d20aa13cc87f6c591468ac1d5fa970f7b995390
author oliver@apple.com <oliver@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> Wed Oct 08 20:54:24 2014 +0000
committer oliver@apple.com <oliver@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> Wed Oct 08 20:54:24 2014 +0000
tree 952f1657a775d85b20de027433177262847b59a2
parent d249f3807812e8e1668c6f7b93a14103d959a3cf

Make sure arguments tearoff is performed through the environment record if necessary
https://bugs.webkit.org/show_bug.cgi?id=137538

Reviewed by Michael Saboff.

Fairly simple change.  If we have a lexical record we need to pull the unmodified
arguments object from the record and then use the standard op_tear_off_arguments
instruction on the temporary.

* bytecompiler/BytecodeGenerator.cpp:
(JSC::BytecodeGenerator::emitGetOwnScope):
(JSC::BytecodeGenerator::emitReturn):
* bytecompiler/BytecodeGenerator.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@174478 268f45cc-cd09-0410-ab3c-d52691b4dbfc