patch-projects_CMakeLists.txt

--- projects/CMakeLists.txt.orig	2018-08-14 06:56:08 UTC
+++ projects/CMakeLists.txt
@@ -8,7 +8,6 @@ foreach(entry ${entries})
        (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/dragonegg) AND
        (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/libcxx) AND
        (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/libcxxabi) AND
-       (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/libunwind) AND
        (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/test-suite) AND
        (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/parallel-libs) AND
        (NOT ${entry} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR}/openmp))
@@ -27,7 +26,6 @@ if(${LLVM_BUILD_RUNTIME})
   if(NOT MSVC OR LLVM_FORCE_BUILD_RUNTIME)
     # Add the projects in reverse order of their dependencies so that the
     # dependent projects can see the target names of their dependencies.
-    add_llvm_external_project(libunwind)
     add_llvm_external_project(libcxxabi)
     add_llvm_external_project(libcxx)
   endif()