Current CompileTask:
C2: 646 169 ! Test::iMeth (301 bytes)

Stack: [0x00007f2f8c177000,0x00007f2f8c278000], sp=0x00007f2f8c272160, free space=1004k
Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
V [libjvm.so+0x141dc14] DUIterator_Common::verify(Node const*, bool)+0x74
V [libjvm.so+0x141e21c] DUIterator_Fast::verify(Node const*, bool)+0x1c
V [libjvm.so+0x1962b5c] ValueTypeNode::remove_redundant_allocations(PhaseIterGVN*, PhaseIdealLoop*)+0x3fc
V [libjvm.so+0x127684a] PhaseIdealLoop::split_if_with_blocks_post(Node*)+0x83a
V [libjvm.so+0x12770e0] PhaseIdealLoop::split_if_with_blocks(VectorSet&, Node_Stack&)+0x270
V [libjvm.so+0x126d42c] PhaseIdealLoop::build_and_optimize(LoopOptsMode)+0x102c
V [libjvm.so+0xa00e69] PhaseIdealLoop::optimize(PhaseIterGVN&, LoopOptsMode)+0x2f9
V [libjvm.so+0x9fddef] Compile::Optimize()+0xccf
V [libjvm.so+0x9ff249] Compile::Compile(ciEnv*, C2Compiler*, ciMethod*, int, bool, bool, bool, DirectiveSet*)+0x10b9
V [libjvm.so+0x8217bd] C2Compiler::compile_method(ciEnv*, ciMethod*, int, DirectiveSet*)+0x10d
V [libjvm.so+0xa0b904] CompileBroker::invoke_compiler_on_method(CompileTask*)+0x334
V [libjvm.so+0xa0c958] CompileBroker::compiler_thread_loop()+0x4f8
V [libjvm.so+0x18d14f6] JavaThread::thread_main_inner()+0x1b6
V [libjvm.so+0x18d6bb6] Thread::call_run()+0xf6
V [libjvm.so+0x14a5e2e] thread_native_entry(Thread*)+0x10e