[Fuchsia] Don't install libc++, libc++abi or libunwind on Darwin

The Clang driver doesn't currently know how to use the libraries
that are shipped as part of the toolchain so there's no reason to
ship them at all.

Differential Revision: https://reviews.llvm.org/D44724

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@328114 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/cmake/caches/Fuchsia-stage2.cmake b/cmake/caches/Fuchsia-stage2.cmake
index 7f1d32d8dfe5f28df2b5765d7af06fc630e00857..3105f05ab7c9f817fb866bc1cc1582901b008403 100644 (file)
--- a/cmake/caches/Fuchsia-stage2.cmake
+++ b/cmake/caches/Fuchsia-stage2.cmake
@@ -38,17 +38,28 @@ endforeach()
 set(LLVM_RUNTIME_TARGETS "default;x86_64-fuchsia;aarch64-fuchsia;x86_64-fuchsia-asan:x86_64-fuchsia;aarch64-fuchsia-asan:aarch64-fuchsia" CACHE STRING "")
 
 # Set the default target runtimes options.
-set(LIBUNWIND_ENABLE_SHARED OFF CACHE BOOL "")
-set(LIBUNWIND_USE_COMPILER_RT ON CACHE BOOL "")
-set(LIBUNWIND_INSTALL_LIBRARY OFF CACHE BOOL "")
-set(LIBCXXABI_USE_COMPILER_RT ON CACHE BOOL "")
-set(LIBCXXABI_ENABLE_SHARED OFF CACHE BOOL "")
-set(LIBCXXABI_USE_LLVM_UNWINDER ON CACHE BOOL "")
-set(LIBCXXABI_ENABLE_STATIC_UNWINDER ON CACHE BOOL "")
-set(LIBCXXABI_INSTALL_LIBRARY OFF CACHE BOOL "")
-set(LIBCXX_USE_COMPILER_RT ON CACHE BOOL "")
-set(LIBCXX_ENABLE_SHARED OFF CACHE BOOL "")
-set(LIBCXX_ENABLE_STATIC_ABI_LIBRARY ON CACHE BOOL "")
+if(APPLE)
+  # Disable installing libc++, libc++abi or libunwind on Darwin, since Clang
+  # driver doesn't know how to use libraries that are part of the toolchain.
+  set(LIBUNWIND_INSTALL_HEADERS OFF CACHE BOOL "")
+  set(LIBUNWIND_INSTALL_LIBRARY OFF CACHE BOOL "")
+  set(LIBCXXABI_INSTALL_HEADERS OFF CACHE BOOL "")
+  set(LIBCXXABI_INSTALL_LIBRARY OFF CACHE BOOL "")
+  set(LIBCXX_INSTALL_HEADERS OFF CACHE BOOL "")
+  set(LIBCXX_INSTALL_LIBRARY OFF CACHE BOOL "")
+else()
+  set(LIBUNWIND_ENABLE_SHARED OFF CACHE BOOL "")
+  set(LIBUNWIND_USE_COMPILER_RT ON CACHE BOOL "")
+  set(LIBUNWIND_INSTALL_LIBRARY OFF CACHE BOOL "")
+  set(LIBCXXABI_USE_COMPILER_RT ON CACHE BOOL "")
+  set(LIBCXXABI_ENABLE_SHARED OFF CACHE BOOL "")
+  set(LIBCXXABI_USE_LLVM_UNWINDER ON CACHE BOOL "")
+  set(LIBCXXABI_ENABLE_STATIC_UNWINDER ON CACHE BOOL "")
+  set(LIBCXXABI_INSTALL_LIBRARY OFF CACHE BOOL "")
+  set(LIBCXX_USE_COMPILER_RT ON CACHE BOOL "")
+  set(LIBCXX_ENABLE_SHARED OFF CACHE BOOL "")
+  set(LIBCXX_ENABLE_STATIC_ABI_LIBRARY ON CACHE BOOL "")
+endif()
 
 # Set the per-target runtimes options.
 foreach(target x86_64;aarch64)