4.19 commit level: ab8321efbc08e4f9473dea520af3d8d265ae6041
OS: Linux
Distro: KDE Neon/Ubuntu 17.10 hybrid
Clang:
clang version 5.0.0-3 (tags/RELEASE_500/final)
Target: x86_64-pc-linux-gnu
Thread model: posix
InstalledDir: /usr/bin
System Specs: As reported by steam Here
Issue: When starting UE4Editor with the -vulkan flag it fails with look up symbol in ShaderCompileWorker and Engine/Binaries/Linux/libShaderCompileWorker-VulkanShaderFormat.so. Only an issue with Vulkan, does not happen with OpenGL4 and with or without a project.
Relevant Output:
/Engine/Binaries/Linux/libShaderCompileWorker-VulkanShaderFormat.so: undefined symbol: _ZN7glslang12GlslangToSpvERKNS_13TIntermediateERNSt3__16vectorIjNS3_9allocatorIjEEEEPNS_10SpvOptionsE
/mnt/store/4.19/Engine/Binaries/Linux/ShaderCompileWorker: symbol lookup error: /mnt/store/4.19/Engine/Binaries/Linux/libShaderCompileWorker-VulkanShaderFormat.so: undefined symbol: _ZN7glslang12GlslangToSpvERKNS_13TIntermediateERNSt3__16vectorIjNS3_9allocatorIjEEEEPNS_10SpvOptionsE
/mnt/store/4.19/Engine/Binaries/Linux/ShaderCompileWorker: symbol lookup error: /mnt/store/4.19/Engine/Binaries/Linux/libShaderCompileWorker-VulkanShaderFormat.so: undefined symbol: _ZN7glslang12GlslangToSpvERKNS_13TIntermediateERNSt3__16vectorIjNS3_9allocatorIjEEEEPNS_10SpvOptionsE
/mnt/store/4.19/Engine/Binaries/Linux/ShaderCompileWorker: symbol lookup error: /mnt/store/4.19/Engine/Binaries/Linux/libShaderCompileWorker-VulkanShaderFormat.so: undefined symbol: _ZN7glslang12GlslangToSpvERKNS_13TIntermediateERNSt3__16vectorIjNS3_9allocatorIjEEEEPNS_10SpvOptionsE
/mnt/store/4.19/Engine/Binaries/Linux/ShaderCompileWorker: symbol lookup error: /mnt/store/4.19/Engine/Binaries/Linux/libShaderCompileWorker-VulkanShaderFormat.so: undefined symbol: _ZN7glslang12GlslangToSpvERKNS_13TIntermediateERNSt3__16vectorIjNS3_9allocatorIjEEEEPNS_10SpvOptionsE
Engine/Binaries/Linux/UE4Editor: symbol lookup error: /mnt/store/4.19/Engine/Binaries/Linux/libUE4Editor-VulkanShaderFormat.so: undefined symbol: _ZN7glslang12GlslangToSpvERKNS_13TIntermediateERNSt3__16vectorIjNS3_9allocatorIjEEEEPNS_10SpvOptionsE