[libc-commits] [libc] [libc] Fix standalone cross compiling build for the GPU (PR #84042)

[Nick Desaulniers via libc-commits]

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@@ -39,7 +39,11 @@ set(LIBC_BUILD_DIR ${CMAKE_CURRENT_BINARY_DIR})
 set(LIBC_ENABLE_USE_BY_CLANG OFF CACHE BOOL "Whether or not to place libc in a build directory findable by a just built clang")
 
 # Defining a global namespace to enclose all libc functions.
-set(LIBC_NAMESPACE "__llvm_libc_${LLVM_VERSION_MAJOR}_${LLVM_VERSION_MINOR}_${LLVM_VERSION_PATCH}_${LLVM_VERSION_SUFFIX}"
+set(default_namespace "__llvm_libc")
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nickdesaulniers wrote:

Why would `LLVM_VERSION_MAJOR` not be set? Does this happen for the runtimes build? (if so, cc @petrhosek )

https://github.com/llvm/llvm-project/pull/84042