[cmake] Enable zlib support for Apple stage2 builds

This allows llvm-profdata to interact with profiles containing
compressed name data.

rdar://problem/26122944

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@268947 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/cmake/caches/Apple-stage2.cmake b/cmake/caches/Apple-stage2.cmake
index afceab0d9f48e3efe1f458a92b6308b0248bdf6c..a5ba535490b28927558526205fce679e4b19e0f8 100644 (file)
--- a/cmake/caches/Apple-stage2.cmake
+++ b/cmake/caches/Apple-stage2.cmake
@@ -10,7 +10,7 @@ set(CLANG_TOOL_SCAN_BUILD_BUILD OFF CACHE BOOL "")
 set(CLANG_TOOL_SCAN_VIEW_BUILD OFF CACHE BOOL "")
 set(CLANG_LINKS_TO_CREATE clang++ cc c++ CACHE STRING "")
 set(CMAKE_MACOSX_RPATH ON CACHE BOOL "")
-set(LLVM_ENABLE_ZLIB OFF CACHE BOOL "")
+set(LLVM_ENABLE_ZLIB ON CACHE BOOL "")
 set(LLVM_ENABLE_BACKTRACES OFF CACHE BOOL "")
 set(LLVM_EXTERNALIZE_DEBUGINFO ON CACHE BOOL "")
 set(CLANG_PLUGIN_SUPPORT OFF CACHE BOOL "")