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Autogen: Add clang --target= flag to compiler predefines command

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Respect the compiler target value `CMAKE_<LANG>_COMPILER_TARGET` in
`CMAKE_<LANG>_COMPILER_PREDEFINES_COMMAND`.

Issue: #18425
This commit is contained in:
Brad King
2018-10-05 10:19:26 -04:00
parent fd02538974
commit 39534c58c5
1 changed files with 8 additions and 0 deletions
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8
Modules/Compiler/Clang.cmake
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@@ -33,6 +33,14 @@ else()
set(CMAKE_${lang}_LINKER_WRAPPER_FLAG "-Xlinker" " ")
set(CMAKE_${lang}_LINKER_WRAPPER_FLAG_SEP)
if(CMAKE_${lang}_COMPILER_TARGET)
if(CMAKE_${lang}_COMPILER_VERSION VERSION_LESS 3.4.0)
list(APPEND CMAKE_${lang}_COMPILER_PREDEFINES_COMMAND "-target" "${CMAKE_${lang}_COMPILER_TARGET}")
else()
list(APPEND CMAKE_${lang}_COMPILER_PREDEFINES_COMMAND "--target=${CMAKE_${lang}_COMPILER_TARGET}")
endif()
endif()
set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE YES)
set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER YES)