CTW fails with crash. Reproduces starting HS 23 b16 (not with JDK 8 b26, HS 23 b15):

# A fatal error has been detected by the Java Runtime Environment:
#
# Internal Error (/tmp/jprt/P1/230908.jcoomes/source/src/share/vm/opto/escape.cpp:1720), pid=27559, tid=3043085200
# assert(false) failed: infinite EA connection graph build (86.155175 sec, 3 iterations) with 23111 nodes and worklist size 2211
#
# JRE version: 8.0-b26
# Java VM: Java HotSpot(TM) Server VM (23.0-b16-internal-201202172309.jcoomes.hs23-b16-snapshot-fastdebug mixed mode linux-x86 )
# Core dump written. Default location: /export/local/58270.HSX.PIT.VM_linux-i586_ctw__server_comp_ibiblio_6800_6900.testlist/results/ctw_maven2_com_yahoo_platform_yui_yuicompressor_2_3_6_yuicompressor-2_3_6_jar_classes_1_313/core or core.27559

Current thread (0x0826e000): JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=27577, stack(0xb559c000,0xb561d000)]

Stack: [0xb559c000,0xb561d000], sp=0xb561a2a0, free space=504k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0xb197b1] VMError::report_and_die()+0x1a1;; VMError::report_and_die()+0x1a1
V [libjvm.so+0x4f0fd8] report_vm_error(char const*, int, char const*, char const*)+0x68;; report_vm_error(char const*, int, char const*, char const*)+0x68
V [libjvm.so+0x57d7a4] ConnectionGraph::compute_escape()+0xcc4;; ConnectionGraph::compute_escape()+0xcc4
V [libjvm.so+0x57f437] ConnectionGraph::do_analysis(Compile*, PhaseIterGVN*)+0xb7;; ConnectionGraph::do_analysis(Compile*, PhaseIterGVN*)+0xb7
V [libjvm.so+0x47bdd3] Compile::Optimize()+0xb63;; Compile::Optimize()+0xb63
V [libjvm.so+0x47fe3c] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool)+0x14bc;; Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool)+0x14bc
V [libjvm.so+0x392729] C2Compiler::compile_method(ciEnv*, ciMethod*, int)+0x229;; C2Compiler::compile_method(ciEnv*, ciMethod*, int)+0x229
V [libjvm.so+0x488888] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x598;; CompileBroker::invoke_compiler_on_method(CompileTask*)+0x598
V [libjvm.so+0x48984b] CompileBroker::compiler_thread_loop()+0x5bb;; CompileBroker::compiler_thread_loop()+0x5bb
V [libjvm.so+0xaafa2f] compiler_thread_entry(JavaThread*, Thread*)+0x4f;; compiler_thread_entry(JavaThread*, Thread*)+0x4f
V [libjvm.so+0xabbbb9] JavaThread::thread_main_inner()+0x1b9;; JavaThread::thread_main_inner()+0x1b9
V [libjvm.so+0xabc24e] JavaThread::run()+0x26e;; JavaThread::run()+0x26e
V [libjvm.so+0x939871] java_start(Thread*)+0x111;; java_start(Thread*)+0x111
C [libpthread.so.0+0x61b5] start_thread+0xc5


Current CompileTask:
C2: 188792 1452 !b 4 org.mozilla.javascript.Interpreter::interpretLoop (7845 bytes)