When building a JVM without C2 (e.g. minimal) on ppc64 platforms , it crashes in the build.
AIX crash is (linux ppc64le crash is similar) :

# Internal Error (compiledIC_ppc.cpp:141), pid=17695018, tid=258
# Error: ShouldNotReachHere()
#
 
iar: 0x0900000008800c60 libjvm.so::AixNativeCallstack::print_callstack_for_context(outputStream*, ucontext_t const*, bool, char*, unsigned long)+0x4bc (C++ uses_alloca saves_cr saves_lr stores_bc gpr_saved:18 fixedparms:5 parmsonstk:1)
lr: 0x09000000087ea9b8 libjvm.so::fdStream::write(char const*, unsigned long)+0x44 (C++ uses_alloca saves_lr stores_bc gpr_saved:4 fixedparms:3 parmsonstk:1)
sp: 0x000000011023aab0 (base - 0x2DD8)
rtoc: 0x08001000a0088ff0
|---stackaddr----| |----lrsave------|: <function name>
0x000000011023aea0 - 0x0900000008800730 libjvm.so::os::Aix::platform_print_native_stack(outputStream*, void const*, char*, int, unsigned char*&)+0x24 (C++ uses_alloca saves_lr stores_bc gpr_saved:1 fixedparms:5 parmsonstk:1)
0x000000011023af20 - 0x0900000008800644 libjvm.so::NativeStackPrinter::print_stack(outputStream*, char*, int, unsigned char*&, bool, int)+0x60 (C++ uses_alloca saves_cr saves_lr stores_bc gpr_saved:6 fixedparms:7 parmsonstk:1)
0x000000011023afc0 - 0x09000000087f6ff8 libjvm.so::VMError::report(outputStream*, bool)+0x11f0 (C++ fp_present uses_alloca saves_cr saves_lr stores_bc gpr_saved:13 fixedparms:2 parmsonstk:1)
0x000000011023b830 - 0x09000000087e9fdc libjvm.so::VMError::report_and_die(int, char const*, char const*, char*, Thread*, unsigned char*, void const*, void const*, char const*, int, unsigned long)+0x6a0 (C++ uses_alloca saves_lr stores_bc gpr_saved:18 fixedparms:8 parmsonstk:1)
0x000000011023ba10 - 0x09000000087e96a0 libjvm.so::report_vm_error(char const*, int, char const*, char const*, ...)+0xa0 (C++ uses_alloca saves_lr stores_bc gpr_saved:5 fixedparms:4 parmsonstk:1)
0x000000011023bad0 - 0x09000000087e95cc libjvm.so::report_vm_error(char const*, int, char const*)+0x24 (C++ uses_alloca saves_lr stores_bc gpr_saved:1 fixedparms:3 parmsonstk:1)
0x000000011023bb50 - 0x09000000087e956c libjvm.so::report_should_not_reach_here(char const*, int)+0x20 (C++ uses_alloca saves_lr stores_bc gpr_saved:1 fixedparms:2 parmsonstk:1)
0x000000011023bbd0 - 0x0900000008906e5c libjvm.so::CompiledDirectCall::emit_to_interp_stub(MacroAssembler*, unsigned char*)+0x28 (C++ uses_alloca saves_lr stores_bc gpr_saved:1 fixedparms:2 parmsonstk:1)
0x000000011023bc50 - 0x0900000008902848 libjvm.so::SharedRuntime::generate_native_wrapper(MacroAssembler*, methodHandle const&, int, BasicType*, VMRegPair*, BasicType)+0x380 (C++ uses_alloca saves_cr saves_lr stores_bc gpr_saved:18 fixedparms:6 parmsonstk:1)
0x000000011023c000 - 0x0900000008901f7c libjvm.so::AdapterHandlerLibrary::create_native_wrapper(methodHandle const&)+0x464 (C++ fp_present uses_alloca saves_cr saves_lr stores_bc gpr_saved:18 fixedparms:1 parmsonstk:1)
0x000000011023c5d0 - 0x09000000088f0d78 libjvm.so::Method::link_method(methodHandle const&, JavaThread*)+0x17c (C++ uses_alloca saves_lr stores_bc gpr_saved:5 fixedparms:3 parmsonstk:1)
0x000000011023c670 - 0x09000000088f0ab8 libjvm.so::InstanceKlass::link_methods(JavaThread*)+0xcc (C++ uses_alloca saves_lr stores_bc gpr_saved:10 fixedparms:2 parmsonstk:1)
0x000000011023c760 - 0x09000000088d5e48 libjvm.so::InstanceKlass::link_class_impl(JavaThread*)+0x38c (C++ uses_alloca saves_cr saves_lr stores_bc gpr_saved:10 fixedparms:2 parmsonstk:1)
0x000000011023c8f0 - 0x09000000088d4de8 libjvm.so::InstanceKlass::initialize_impl(JavaThread*)+0x94 (C++ uses_alloca saves_cr saves_lr stores_bc gpr_saved:14 fixedparms:2 parmsonstk:1)
0x000000011023cae0 - 0x09000000088d4cf4 libjvm.so::InstanceKlass::initialize(JavaThread*)+0x60 (C++ uses_alloca saves_lr stores_bc gpr_saved:3 fixedparms:2 parmsonstk:1)
0x000000011023cb70 - 0x0900000008c40ea0 libjvm.so::initialize_class(Symbol*, JavaThread*)+0x64 (C++ uses_alloca saves_lr stores_bc gpr_saved:2 fixedparms:2 parmsonstk:1)
0x000000011023cc00 - 0x0900000008c35384 libjvm.so::Threads::create_vm(JavaVMInitArgs*, bool*)+0x6ec (C++ uses_alloca saves_lr stores_bc gpr_saved:8 fixedparms:2 parmsonstk:1)
0x000000011023d540 - 0x0900000008c5a91c libjvm.so::JNI_CreateJavaVM+0xa4 (C++ uses_alloca saves_lr stores_bc gpr_saved:8 fixedparms:3 parmsonstk:1)
0x000000011023d640 - 0x00000001000100f4 javac::JavaMain+0x148 (C++ saves_lr stores_bc gpr_saved:11 fixedparms:1 parmsonstk:1)
0x000000011023d730 - 0x000000010000ff74 javac::ThreadJavaMain+0x10 (C++ saves_lr stores_bc fixedparms:1 parmsonstk:1)
0x000000011023d7a0 - 0x090000000056204c libpthreads.a::_pthread_body+0xec (C saves_lr stores_bc gpr_saved:1 fixedparms:1 )
0x000000011023d820 - 0x0000000000000000