[clang] [clang-tools-extra] [clangd] Update clangDaemonTweaks to set symbol visibility macros (PR #112304)

[Thomas Fransham via cfe-commits]

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@@ -47,7 +47,7 @@ endmacro()
 
 macro(add_clang_library name)
   cmake_parse_arguments(ARG
-    "SHARED;STATIC;INSTALL_WITH_TOOLCHAIN"
+    "SHARED;STATIC;INSTALL_WITH_TOOLCHAIN;CLANG_IMPORT"
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fsfod wrote:

Its not possible to infer if a OBJECT target should be importing or exporting clang symbols, this option allows OBJECT target to specify it should be importing Clang symbols.

https://github.com/llvm/llvm-project/pull/112304