https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107483
--- Comment #4 from Tiezhu Yang <seehearfeel at 126 dot com> --- https://github.com/llvm/llvm-project/blob/main/lldb/unittests/Instruction/RISCV/TestRISCVEmulator.cpp This issue is introduced in the following commit: $ git log -p lldb/unittests/Instruction/RISCV/TestRISCVEmulator.cpp commit 05ae747a5353811f93f5814f24d2335e6229d78a Author: Emmmer <yjhdan...@163.com> Date: Thu Oct 20 23:05:37 2022 +0800 [LLDB][RISCV] Add RV64C instruction support for EmulateInstructionRISCV Here is a patch of lldb for optimization, but build also failed used with c++ 13. [LLDB] Optimize lldb build time and memory consumption. https://reviews.llvm.org/D137041