[libc-commits] [libc] [libc][NFC] Make the dummy header target under overlay build a library. (PR #66329)

[via libc-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-libc
            
<details>
<summary>Changes</summary>
This fixes the broken overlay builders.

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Full diff: https://github.com/llvm/llvm-project/pull/66329.diff

1 Files Affected:

- (modified) libc/cmake/modules/LLVMLibCHeaderRules.cmake (+1-1) 


<pre>
diff --git a/libc/cmake/modules/LLVMLibCHeaderRules.cmake b/libc/cmake/modules/LLVMLibCHeaderRules.cmake
index e259a512ea760f6..1027a55946d5f8b 100644
--- a/libc/cmake/modules/LLVMLibCHeaderRules.cmake
+++ b/libc/cmake/modules/LLVMLibCHeaderRules.cmake
@@ -86,7 +86,7 @@ function(add_gen_header target_name)
   get_fq_target_name(${target_name} fq_target_name)
   if(NOT LLVM_LIBC_FULL_BUILD)
     # We don&#x27;t want to use generated headers if we are doing a non-full-build.
-    add_custom_target(${fq_target_name})
+    add_library(${fq_target_name} INTERFACE)
     return()
   endif()
   if(NOT ADD_GEN_HDR_DEF_FILE)
</pre>
</details>


https://github.com/llvm/llvm-project/pull/66329