2009-07-21  Zoltan Herczeg  <zherczeg@inf.u-szeged.hu>

        Reviewed by Gavin Barraclough.

        Cache not only the structure of the method, but the
        structure of its prototype as well.
        https://bugs.webkit.org/show_bug.cgi?id=27077

        * bytecode/CodeBlock.cpp:
        (JSC::CodeBlock::~CodeBlock):
        * bytecode/CodeBlock.h:
        (JSC::MethodCallLinkInfo::MethodCallLinkInfo):
        * jit/JITPropertyAccess.cpp:
        (JSC::JIT::patchMethodCallProto):

LayoutTests:

2009-07-21  Zoltan Herczeg  <zherczeg@inf.u-szeged.hu>

        Reviewed by Gavin Barraclough, RS olliej fix to make the test pass.

        Check whether a crash happens after the string
        prototype is overwritten twice. The JIT'ed code
        may crash if one of its already cached method
        called again. Note: This test is not necessary
        crash on all systems, because they use different
        memory allocators!
        https://bugs.webkit.org/show_bug.cgi?id=27077

        * fast/js/method-check-expected.txt: Added.
        * fast/js/method-check.html: Added.
        * fast/js/resources/method-check.js: Added.
        (func2):
        (func.String.prototype.a):
        (func.String.prototype.b):
        (func):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@46210 268f45cc-cd09-0410-ab3c-d52691b4dbfc