Clang-15 crashed while compiling libcxx

[24bit-xjkp]

Summary

I tried to use clang-15 to compile the libcxx15,but clang thrown an error below.

Assertion failed: isa<X>(Val) && "cast<Ty>() argument of incompatible type!",
file D:\LLVM\include\llvm/Support/Casting.h, line 262

Stack dump

0.      Program arguments: D:\\LLVM\\bin\\clang++.exe -DNDEBUG -D_ALLOW_ITERATOR_DEBUG_LEVEL_MISMATCH -D_ALLOW_MSC_VER_MISMATCH -D_CRTBLD -D_CRT_SECURE_NO_WARNINGS -D_CRT_STDIO_ISO_WIDE_SPECIFIERS -D_LIBCPP_BUILDING_LIBRARY -D_LIBCPP_DISABLE_NEW_DELETE_DEFINITIONS -D_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER -IE:/llvm/LLVM/libcxx/src -O3 -DNDEBUG -D_DLL -D_MT -Xclang --dependent-lib=msvcrt -faligned-allocation -nostdinc++ -fvisibility-inlines-hidden -fvisibility=hidden -Wall -Wextra -W -Wwrite-strings -Wno-unused-parameter -Wno-long-long -Werror=return-type -Wextra-semi -Wundef -Wformat-nonliteral -Wno-user-defined-literals -Wno-covered-switch-default -Wno-suggest-override -Wno-c++98-compat -Wno-c++98-compat-pedantic -Wno-c++11-compat -Wno-undef -Wno-reserved-id-macro -Wno-gnu-include-next -Wno-gcc-compat -Wno-zero-as-null-pointer-constant -Wno-deprecated-dynamic-exception-spec -Wno-sign-conversion -Wno-old-style-cast -Wno-deprecated -Wno-shift-sign-overflow -Wno-double-promotion -Wno-error -IE:/build/libcxx/include/c++/v1 -std=c++20 -MD -MT src/CMakeFiles/cxx_shared.dir/locale.cpp.obj -MF src\\CMakeFiles\\cxx_shared.dir\\locale.cpp.obj.d -o src/CMakeFiles/cxx_shared.dir/locale.cpp.obj -c E:/llvm/LLVM/libcxx/src/locale.cpp
1.      <eof> parser at end of file
2.      E:/llvm/LLVM/libcxx/src/locale.cpp:55:1 <Spelling=E:/build/libcxx/include/c++/v1\__config:824:47>: LLVM IR generation of declaration 'std'
3.      E:/llvm/LLVM/libcxx/src/locale.cpp:1774:36: Generating code for declaration 'std::codecvt<wchar_t, char, _Mbstatet>::do_encoding'
 #0 0x00007ff6d844afc5 (D:\LLVM\bin\clang++.exe+0x226afc5)
 #1 0x00007ff858bf1881 (C:\WINDOWS\System32\ucrtbase.dll+0x71881)
 #2 0x00007ff858bf2851 (C:\WINDOWS\System32\ucrtbase.dll+0x72851)
 #3 0x00007ff858bf41b5 (C:\WINDOWS\System32\ucrtbase.dll+0x741b5)
 #4 0x00007ff858bf44f1 (C:\WINDOWS\System32\ucrtbase.dll+0x744f1)
 #5 0x00007ff6d8a3a6a2 (D:\LLVM\bin\clang++.exe+0x285a6a2)
 #6 0x00007ff6d87fdb27 (D:\LLVM\bin\clang++.exe+0x261db27)
 #7 0x00007ff6d88e1f91 (D:\LLVM\bin\clang++.exe+0x2701f91)
 #8 0x00007ff6d88e23de (D:\LLVM\bin\clang++.exe+0x27023de)
 #9 0x00007ff6d8a6dd24 (D:\LLVM\bin\clang++.exe+0x288dd24)
#10 0x00007ff6d8a69785 (D:\LLVM\bin\clang++.exe+0x2889785)
#11 0x00007ff6d8a5a644 (D:\LLVM\bin\clang++.exe+0x287a644)
#12 0x00007ff6d8a5b4aa (D:\LLVM\bin\clang++.exe+0x287b4aa)
#13 0x00007ff6d8a68a0a (D:\LLVM\bin\clang++.exe+0x2888a0a)
#14 0x00007ff6d8a6491b (D:\LLVM\bin\clang++.exe+0x288491b)
#15 0x00007ff6d88f8e97 (D:\LLVM\bin\clang++.exe+0x2718e97)
#16 0x00007ff6d8a6d59a (D:\LLVM\bin\clang++.exe+0x288d59a)
#17 0x00007ff6d8a68abd (D:\LLVM\bin\clang++.exe+0x2888abd)
#18 0x00007ff6d8a69ba8 (D:\LLVM\bin\clang++.exe+0x2889ba8)
#19 0x00007ff6d8a6491b (D:\LLVM\bin\clang++.exe+0x288491b)
#20 0x00007ff6d88f8e97 (D:\LLVM\bin\clang++.exe+0x2718e97)
#21 0x00007ff6d88cd0df (D:\LLVM\bin\clang++.exe+0x26ed0df)
#22 0x00007ff6d8a31079 (D:\LLVM\bin\clang++.exe+0x2851079)
#23 0x00007ff6d8a33094 (D:\LLVM\bin\clang++.exe+0x2853094)
#24 0x00007ff6d8a2fe07 (D:\LLVM\bin\clang++.exe+0x284fe07)
#25 0x00007ff6d88d196d (D:\LLVM\bin\clang++.exe+0x26f196d)
#26 0x00007ff6d878974b (D:\LLVM\bin\clang++.exe+0x25a974b)
#27 0x00007ff6d87891b0 (D:\LLVM\bin\clang++.exe+0x25a91b0)
#28 0x00007ff6d8788cbb (D:\LLVM\bin\clang++.exe+0x25a8cbb)
#29 0x00007ff6d878d0a3 (D:\LLVM\bin\clang++.exe+0x25ad0a3)
#30 0x00007ff6d8787031 (D:\LLVM\bin\clang++.exe+0x25a7031)
#31 0x00007ff6d878d2a5 (D:\LLVM\bin\clang++.exe+0x25ad2a5)
#32 0x00007ff6d8787031 (D:\LLVM\bin\clang++.exe+0x25a7031)
#33 0x00007ff6d878d2a5 (D:\LLVM\bin\clang++.exe+0x25ad2a5)
#34 0x00007ff6dac095ef (D:\LLVM\bin\clang++.exe+0x4a295ef)
#35 0x00007ff6dac05c94 (D:\LLVM\bin\clang++.exe+0x4a25c94)
#36 0x00007ff6d9b71967 (D:\LLVM\bin\clang++.exe+0x3991967)
#37 0x00007ff6d8de1606 (D:\LLVM\bin\clang++.exe+0x2c01606)
#38 0x00007ff6dac0506f (D:\LLVM\bin\clang++.exe+0x4a2506f)
#39 0x00007ff6d8de1418 (D:\LLVM\bin\clang++.exe+0x2c01418)
#40 0x00007ff6d8da98d1 (D:\LLVM\bin\clang++.exe+0x2bc98d1)
#41 0x00007ff6d8e5ae4e (D:\LLVM\bin\clang++.exe+0x2c7ae4e)
#42 0x00007ff6d62af0d0 (D:\LLVM\bin\clang++.exe+0xcf0d0)
#43 0x00007ff6d62a9a19 (D:\LLVM\bin\clang++.exe+0xc9a19)
#44 0x00007ff6d8cc5687 (D:\LLVM\bin\clang++.exe+0x2ae5687)
#45 0x00007ff6d842a32f (D:\LLVM\bin\clang++.exe+0x224a32f)
#46 0x00007ff6d8cc5c7b (D:\LLVM\bin\clang++.exe+0x2ae5c7b)
#47 0x00007ff6d8c422dc (D:\LLVM\bin\clang++.exe+0x2a622dc)
#48 0x00007ff6d8c42521 (D:\LLVM\bin\clang++.exe+0x2a62521)
#49 0x00007ff6d8c298f9 (D:\LLVM\bin\clang++.exe+0x2a498f9)
#50 0x00007ff6d62ac09b (D:\LLVM\bin\clang++.exe+0xcc09b)
#51 0x00007ff6daa7b6e0 (D:\LLVM\bin\clang++.exe+0x489b6e0)
#52 0x00007ff85a777034 (C:\WINDOWS\System32\KERNEL32.DLL+0x17034)
#53 0x00007ff85acc2651 (C:\WINDOWS\SYSTEM32\ntdll.dll+0x52651)

Other information

clang version 15.0.0 (https://gitee.com/mirrors/LLVM.git f1c8667069753408966d83a0f950866b4fc5f864)
Target: x86_64-pc-windows-msvc
Thread model: posix
InstalledDir: D:\LLVM\bin
clang++: error: clang frontend command failed due to signal (use -v to see invocation)
Preprocessed source(s) and associated run script(s) are located at:
clang++: note: diagnostic msg: C:\Users\WDM\AppData\Local\Temp\locale-84fb6c.cpp
clang++: note: diagnostic msg: C:\Users\WDM\AppData\Local\Temp\locale-84fb6c.sh

[llvmbot]

@llvm/issue-subscribers-clang-frontend

[EugeneZelenko]

@24bit-xjkp: Could you please elaborate?

[24bit-xjkp]

This issue is long past and it may have been fixed in one of the updates.