[libc][NFC] Make the dummy header target under overlay build a librar…

…y. (llvm#66329) This fixes the broken overlay builders.
kstoimenov · Sep 14, 2023 · 59b5ae8 · 59b5ae8
1 parent b51c985
commit 59b5ae8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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(${target_name} fq_target_name)
   if(NOT LLVM_LIBC_FULL_BUILD)
     # We don't want to use generated headers if we are doing a non-full-build.
-    add_custom_target(${fq_target_name})
+    add_library(${fq_target_name} INTERFACE)
     return()
   endif()
   if(NOT ADD_GEN_HDR_DEF_FILE)