[Webkit-unassigned] [Bug 155784] REGRESSION(r198554): It made many regexp tests crash on ARMv7 Thumb2 platforms

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Wed Mar 23 11:19:57 PDT 2016


https://bugs.webkit.org/show_bug.cgi?id=155784

--- Comment #2 from Csaba Osztrogonác <ossy at webkit.org> ---
managed to get backtrace:

$ ./jsc regexp-match.js  --useLLInt=false
ASSERTION FAILED: !(reinterpret_cast<intptr_t>(to) & 1)
../../Source/JavaScriptCore/assembler/ARMv7Assembler.h(2206) : static void JSC::ARMv7Assembler::relinkJump(void*, void*)
1   0xb64bc334 WTFCrash
2   0xb5f9d108 JSC::ARMv7Assembler::relinkJump(void*, void*)
3   0xb61c94bc JSC::AbstractMacroAssembler<JSC::ARMv7Assembler, JSC::MacroAssemblerARMv7>::repatchNearCall(JSC::CodeLocationNearCall, JSC::CodeLocationLabel)
4   0xb61c650a JSC::linkFor(JSC::ExecState*, JSC::CallLinkInfo&, JSC::CodeBlock*, JSC::JSFunction*, JSC::MacroAssemblerCodePtr)
5   0xb61a61f6
Segmentation fault (core dumped)

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