diff options
| author | Rui Ueyama <ruiu@google.com> | 2017-07-12 21:43:14 +0000 |
|---|---|---|
| committer | Rui Ueyama <ruiu@google.com> | 2017-07-12 21:43:14 +0000 |
| commit | 86784318a65116e9fb00d0832d94221a94544354 (patch) | |
| tree | 4e64a0fbd0db9d4c6fce8030c1b45f313e5516e0 /cmake | |
| parent | 13ba207632aec7ed2c7de25c829d2325626491aa (diff) | |
[Solaris] Detect Solaris LD, use detection results to pass Solaris-ld options
Solaris ld is not the only linker available on Solaris.
Introducing linker detection and using LLVM_LINKER_IS_SOLARISLD to
select Solaris-ld specific handling.
Patch by: Fedor Sergeev
Differential Revision: https://reviews.llvm.org/D35325
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@307852 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'cmake')
| -rw-r--r-- | cmake/modules/AddLLVM.cmake | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/cmake/modules/AddLLVM.cmake b/cmake/modules/AddLLVM.cmake index e6a405b52d0c..1c922651b133 100644 --- a/cmake/modules/AddLLVM.cmake +++ b/cmake/modules/AddLLVM.cmake @@ -91,7 +91,7 @@ function(add_llvm_symbol_exports target_name export_file) DEPENDS ${export_file} VERBATIM COMMENT "Creating export file for ${target_name}") - if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS") + if (${LLVM_LINKER_IS_SOLARISLD}) set_property(TARGET ${target_name} APPEND_STRING PROPERTY LINK_FLAGS " -Wl,-M,${CMAKE_CURRENT_BINARY_DIR}/${native_export_file}") else() @@ -148,13 +148,28 @@ function(add_llvm_symbol_exports target_name export_file) endfunction(add_llvm_symbol_exports) if(NOT WIN32 AND NOT APPLE) + # Detect what linker we have here execute_process( COMMAND ${CMAKE_C_COMPILER} -Wl,--version OUTPUT_VARIABLE stdout - ERROR_QUIET + ERROR_VARIABLE stderr ) + set(LLVM_LINKER_DETECTED ON) if("${stdout}" MATCHES "GNU gold") set(LLVM_LINKER_IS_GOLD ON) + message(STATUS "Linker detection: GNU Gold") + elseif("${stdout}" MATCHES "^LLD") + set(LLVM_LINKER_IS_LLD ON) + message(STATUS "Linker detection: LLD") + elseif("${stdout}" MATCHES "GNU ld") + set(LLVM_LINKER_IS_GNULD ON) + message(STATUS "Linker detection: GNU ld") + elseif("${stderr}" MATCHES "Solaris Link Editors") + set(LLVM_LINKER_IS_SOLARISLD ON) + message(STATUS "Linker detection: Solaris ld") + else() + set(LLVM_LINKER_DETECTED OFF) + message(STATUS "Linker detection: unknown") endif() endif() |