我有一个项目，我正在尝试用炼金术编译。它将编译.o和.a文件，但在尝试创建.swc时，它将失败。它似乎崩溃了这个错误：
g++ -swc -o mylib.swc my-flex-interface.cpp mylib.a
Cannot yet select: 0x279c810: ch,flag = AVM2ISD::CALL - A call instruction 0x279c7a0, 0x29c4350
0 llc 0x00636dfe _ZNSt8_Rb_treeIN4llvm3sys4PathES2_St9_IdentityIS2_ESt4lessIS2_ESaIS2_EE13insert_uniqueERKS2_ + 6078
1 llc 0x006373a2 _ZNSt8_Rb_treeIN4llvm3sys4PathES2_St9_IdentityIS2_ESt4lessIS2_ESaIS2_EE13insert_uniqueERKS2_ + 7522
2 libSystem.B.dylib 0x9530942b _sigtramp + 43
3 ??? 0xffffffff 0x0 + 4294967295
4 libSystem.B.dylib 0x953968e5 raise + 26
5 libSystem.B.dylib 0x953ac99c abort + 93
6 llc 0x002f4fe0 _ZN98_GLOBAL__N__Volumes_data_dev_FlaCC_llvm_2.1_lib_Target_AVM2_AVM2ISelDAGToDAG.cpp_00000000_F04616B616AVM2DAGToDAGISel6Emit_7ERKN4llvm9SDOperandEj + 0
7 llc 0x002f8e1b _ZN98_GLOBAL__N__Volumes_data_dev_FlaCC_llvm_2.1_lib_Target_AVM2_AVM2ISelDAGToDAG.cpp_00000000_F04616B616AVM2DAGToDAGISel10SelectCodeEN4llvm9SDOperandE + 2219
8 llc 0x002fa193 _ZN98_GLOBAL__N__Volumes_data_dev_FlaCC_llvm_2.1_lib_Target_AVM2_AVM2ISelDAGToDAG.cpp_00000000_F04616B616AVM2DAGToDAGISel10SelectRootEN4llvm9SDOperandE + 819
9 llc 0x002e6a2c _ZN4llvm19X86_64TargetMachineD0Ev + 65116
10 llc 0x003de4ca _ZN4llvm11StoreSDNodeD1Ev + 1610
11 llc 0x0040d3fe _ZN4llvm11StoreSDNodeD1Ev + 193918
12 llc 0x0040f92e _ZN4llvm11StoreSDNodeD1Ev + 203438
13 llc 0x005d1926 _ZN4llvm12FunctionPassD1Ev + 20998
14 llc 0x005d1f3a _ZN4llvm12FunctionPassD1Ev + 22554
15 llc 0x005d20c5 _ZN4llvm12FunctionPassD1Ev + 22949
16 llc 0x00002e44 0x0 + 11844
17 llc 0x00001f36 0x0 + 7990
18 ??? 0x00000006 0x0 + 6
make[2]: *** [src/app/alchemy/sonic.swc] Error 6
make[1]: *** [src/app/alchemy/CMakeFiles/alchemy.dir/all] Error 2
make: *** [all] Error 2
我不熟悉LLVM（Alchemy在引擎盖下使用）来弄清楚这个错误意味着什么。有什么想法吗？