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[CMake] Separate LLVM_ENABLE_LTO and LLVM_ENABLE_LLD 

These two are independent: it's possible to use LLD without LTO,
and it's possible to do LTO build without LLD.

Differential Revision: https://reviews.llvm.org/D28821

llvm-svn: 292343
This commit is contained in:
Petr Hosek 2017-01-18 05:41:17 +00:00
parent 673c5f9cea
commit 0320314249
1 changed files with 5 additions and 3 deletions
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8
clang/CMakeLists.txt
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@ -515,6 +515,10 @@ if (CLANG_ENABLE_BOOTSTRAP)
set(STAMP_DIR ${CMAKE_CURRENT_BINARY_DIR}/${NEXT_CLANG_STAGE}-stamps/)
set(BINARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/${NEXT_CLANG_STAGE}-bins/)
if(BOOTSTRAP_LLVM_ENABLE_LLD)
add_dependencies(clang-bootstrap-deps lld)
endif()
# If the next stage is LTO we need to depend on LTO and possibly lld or LLVMgold
if(BOOTSTRAP_LLVM_ENABLE_LTO OR LLVM_ENABLE_LTO AND NOT LLVM_BUILD_INSTRUMENTED)
if(APPLE)
@ -531,9 +535,7 @@ if (CLANG_ENABLE_BOOTSTRAP)
-DDYLD_LIBRARY_PATH=${LLVM_LIBRARY_OUTPUT_INTDIR})
elseif(NOT WIN32)
add_dependencies(clang-bootstrap-deps llvm-ar llvm-ranlib)
if(BOOTSTRAP_LLVM_ENABLE_LLD)
add_dependencies(clang-bootstrap-deps lld)
elseif(LLVM_BINUTILS_INCDIR)
if(NOT BOOTSTRAP_LLVM_ENABLE_LLD AND LLVM_BINUTILS_INCDIR)
add_dependencies(clang-bootstrap-deps LLVMgold)
endif()
set(LTO_AR -DCMAKE_AR=${LLVM_RUNTIME_OUTPUT_INTDIR}/llvm-ar)