================
@@ -45,7 +45,9 @@ if(CLANG_BUILT_STANDALONE)
mark_as_advanced(LLVM_ENABLE_ASSERTIONS)
endif()
- find_package(LLVM REQUIRED HINTS "${LLVM_CMAKE_DIR}")
+ if(NOT LLVM_FOUND)
----------------
ferdymercury wrote:
As said, that solution will not work because it will invalidate the workflow
when -DLLVM_DIR is passed as a hint for the search, rather than being a sign
that it was already found before.
> because `LLVM_FOUND` can easily fail across multiple scopes.
Since this is a specific downstream use case, I'd argue the calling side should
take care of it being visible by downstream scopes. It's working fine on my
side, but if not, I would just set as global property llvm_found to true or as
a cache force.
https://github.com/llvm/llvm-project/pull/218965
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