[Webkit-unassigned] [Bug 202442] New: Regression: testb3 is failing on trunk with a debug build.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=202442

            Bug ID: 202442
           Summary: Regression: testb3 is failing on trunk with a debug
                    build.
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: mark.lam at apple.com

ASSERTION FAILED: !m_availableRegs[tmp.bank()].contains(reg)
./b3/air/AirAllocateRegistersAndStackAndGenerateCode.cpp(131) : void JSC::B3::Air::GenerateAndAllocateRegisters::release(JSC::B3::Air::Tmp, JSC::Reg)
1   0x11123c309 WTFCrash
2   0x1118f2ffb WTFCrashWithInfo(int, char const*, char const*, int)
3   0x11197e31b JSC::B3::Air::GenerateAndAllocateRegisters::release(JSC::B3::Air::Tmp, JSC::Reg)
4   0x11197a982 JSC::B3::Air::GenerateAndAllocateRegisters::freeDeadTmpsIfNeeded()
5   0x11197a64e JSC::B3::Air::GenerateAndAllocateRegisters::generate(JSC::CCallHelpers&)::$_9::operator()(JSC::RegisterSet const&, bool) const
6   0x111978502 JSC::B3::Air::GenerateAndAllocateRegisters::generate(JSC::CCallHelpers&)
7   0x111a28a69 JSC::B3::Air::generate(JSC::B3::Air::Code&, JSC::CCallHelpers&)
8   0x11185dc45 JSC::B3::generate(JSC::B3::Procedure&, JSC::CCallHelpers&)

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