YouCompleteMe无法识别STL文件问题求助及相关疑问

在Vim中使用YouCompleteMe插件时，近期遇到了无法识别STL文件的问题，以下是相关调试信息：

:YcmDebugInfo输出信息 #

Printing YouCompleteMe debug information...
-- Resolve completions: Up front
-- Client logfile: /tmp/ycm_squvcfr3.log
-- Server Python interpreter: /usr/bin/python3
-- Server Python version: 3.10.6
-- Server has Clang support compiled in: False
-- Clang version: None
-- No extra configuration file found
-- C-family completer debug information:
--   Clangd running
--   Clangd process ID: 1295096
--   Clangd executable: ['/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clangd/output/bin/clangd', '-header-insertion-decorators=0', '-resource-dir=/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clang/lib/clang/15.0.1', '-limit-results=500']
--   Clangd logfiles:
--     /tmp/clangd_stderr8_kc02pn.log
--   Clangd Server State: Initialized
--   Clangd Project Directory: /home/vailii/src/testTest
--   Clangd Settings: {}
--   Clangd Compilation Command: False
-- Server running at: http://127.0.0.1:43779
-- Server process ID: 1295083
-- Server logfiles:
--   /tmp/ycmd_43779_stdout_3fzpz77h.log
--   /tmp/ycmd_43779_stderr_clzjpieb.log
-- Semantic highlighting supported: True
-- Virtual text supported: False
-- Popup windows supported: True

clangd日志信息 #

2023-04-09 23:05:26,531 - INFO - Completion config: 50, detailing -1 candiates
2023-04-09 23:05:26,531 - INFO - Completion config: 50, detailing -1 candiates
2023-04-09 23:05:26,531 - INFO - Completion config: 50, detailing -1 candiates
2023-04-09 23:05:26,532 - INFO - Completion config: 50, detailing -1 candiates
127.0.0.1 - - [09/Apr/2023 23:05:26] "GET /ready HTTP/1.1" 200 4
2023-04-09 23:05:26,546 - INFO - Adding buffer identifiers for file: /home/vailii/src/testTest/src/main.cpp
2023-04-09 23:05:26,572 - INFO - Clangd executable found at /home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clangd/output/bin and up to date
2023-04-09 23:05:26,572 - INFO - Using Clangd from /home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clangd/output/bin/clangd
2023-04-09 23:05:26,572 - INFO - Computed Clangd command: ['/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clangd/output/bin/clangd', '-header-insertion-decorators=0', '-resource-dir=/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clang/lib/clang/15.0.1', '-limit-results=500']
2023-04-09 23:05:26,573 - INFO - Completion config: 50, detailing -1 candiates
2023-04-09 23:05:26,573 - INFO - Returning cached Clangd command: ['/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clangd/output/bin/clangd', '-header-insertion-decorators=0', '-resource-dir=/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clang/lib/clang/15.0.1', '-limit-results=500']
2023-04-09 23:05:26,574 - INFO - Starting Clangd: ['/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clangd/output/bin/clangd', '-header-insertion-decorators=0', '-resource-dir=/home/vailii/.vim/plugged/YouCompleteMe/third_party/ycmd/third_party/clang/lib/clang/15.0.1', '-limit-results=500']
127.0.0.1 - - [09/Apr/2023 23:05:26] "GET /signature_help_available?subserver=cpp HTTP/1.1" 200 23
127.0.0.1 - - [09/Apr/2023 23:05:26] "POST /event_notification HTTP/1.1" 200 2
2023-04-09 23:05:26,576 - INFO - Clangd started with PID 1295096
127.0.0.1 - - [09/Apr/2023 23:05:26] "POST /event_notification HTTP/1.1" 200 2
2023-04-09 23:05:26,601 - INFO - cfamily: Language server does not require resolve request
2023-04-09 23:05:26,601 - INFO - cfamily: Language server requires sync type of Incremental
2023-04-09 23:05:26,601 - INFO - cfamily: Using characters for signature triggers: (,),{,},<,>,
127.0.0.1 - - [09/Apr/2023 23:05:26] "POST /semantic_completion_available HTTP/1.1" 200 4
127.0.0.1 - - [09/Apr/2023 23:05:26] "POST /receive_messages HTTP/1.1" 200 3017
127.0.0.1 - - [09/Apr/2023 23:05:31] "POST /debug_info HTTP/1.1" 200 800
127.0.0.1 - - [09/Apr/2023 23:05:36] "POST /receive_messages HTTP/1.1" 200 4
127.0.0.1 - - [09/Apr/2023 23:05:46] "POST /receive_messages HTTP/1.1" 200 4
127.0.0.1 - - [09/Apr/2023 23:05:56] "POST /receive_messages HTTP/1.1" 200 4
127.0.0.1 - - [09/Apr/2023 23:06:07] "POST /receive_messages HTTP/1.1" 200 4
127.0.0.1 - - [09/Apr/2023 23:06:17] "POST /receive_messages HTTP/1.1" 200 4

已尝试的解决方法 #

• 执行python3 install.py --clangd-completer重新配置YCM
• 设置g:ycm_clangd_binary_path参数，改用系统clangd

疑问与求助 #

注意到:YcmDebugInfo中显示以下内容：

-- Server has Clang support compiled in: False
-- Clang version: None

但clangd明明处于运行状态，这种情况是否正常？希望能找到修复方法，让YCM（或clangd）正常识别STL文件。

内容的提问来源于stack exchange，提问作者Vasilii