diff options
| -rw-r--r-- | llvm/cmake/modules/LLVMProcessSources.cmake | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/llvm/cmake/modules/LLVMProcessSources.cmake b/llvm/cmake/modules/LLVMProcessSources.cmake index 7cbd2863500..d0be0e8b3ba 100644 --- a/llvm/cmake/modules/LLVMProcessSources.cmake +++ b/llvm/cmake/modules/LLVMProcessSources.cmake @@ -30,7 +30,15 @@ endmacro(add_td_sources) function(add_header_files_for_glob hdrs_out glob) file(GLOB hds ${glob}) - set(${hdrs_out} ${hds} PARENT_SCOPE) + set(filtered) + foreach(file ${hds}) + # Explicit existence check is necessary to filter dangling symlinks + # out. See https://bugs.gentoo.org/674662. + if(EXISTS ${file}) + list(APPEND filtered ${file}) + endif() + endforeach() + set(${hdrs_out} ${filtered} PARENT_SCOPE) endfunction(add_header_files_for_glob) function(find_all_header_files hdrs_out additional_headerdirs) |
