no symbols found in documents 'xxx.c'

[xixilvtt]

Issue Type: Bug

A source code file is in wsl2 ubuntu folder, and opened by VScode, then the 'OUTLINE' can show the symbol and display " no symbol found in documents in xxx"

Extension version: 0.2.2 VS Code version: Code 1.67.1 (da15b6fd3ef856477bf6f4fb29ba1b7af717770d, 2022-05-06T12:37:03.389Z) OS version: Windows_NT x64 10.0.19044 Restricted Mode: No

System Info

Item	Value
CPUs	Intel(R) Core(TM) i5-10600K CPU @ 4.10GHz (12 x 4104)
GPU Status	2d_canvas: enabled canvas_oop_rasterization: disabled_off direct_rendering_display_compositor: disabled_off_ok gpu_compositing: enabled multiple_raster_threads: enabled_on oop_rasterization: enabled opengl: enabled_on rasterization: enabled raw_draw: disabled_off_ok skia_renderer: enabled_on video_decode: enabled video_encode: enabled vulkan: disabled_off webgl: enabled webgl2: enabled
Load (avg)	undefined
Memory (System)	31.93GB (23.85GB free)
Process Argv	--crash-reporter-id cfc057aa-22c1-477c-a2ca-852fcb6e3c90 --crash-reporter-id cfc057aa-22c1-477c-a2ca-852fcb6e3c90
Screen Reader	no
VM	44%

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