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ARMClang: fix policy manipulation in the compiler module

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Policies have their own scoping and cannot be set within a function
without affecting callers.
This commit is contained in:
Ben Boeckel 2019-05-23 09:19:59 -04:00
parent a4faf7788c
commit 32e4f236b7
1 changed files with 5 additions and 3 deletions
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8
Modules/Compiler/ARMClang.cmake
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@ -3,6 +3,9 @@ if(_ARMClang_CMAKE_LOADED)
endif()
set(_ARMClang_CMAKE_LOADED TRUE)
cmake_policy(PUSH)
cmake_policy(SET CMP0057 NEW) # if IN_LIST
get_filename_component(_CMAKE_C_TOOLCHAIN_LOCATION "${CMAKE_C_COMPILER}" PATH)
get_filename_component(_CMAKE_CXX_TOOLCHAIN_LOCATION "${CMAKE_CXX_COMPILER}" PATH)
@ -29,9 +32,6 @@ endfunction()
# check processor is in list
function(__armclang_check_processor processor list out_var)
string(TOLOWER "${processor}" processor)
if(POLICY CMP0057)
cmake_policy(SET CMP0057 NEW)
endif()
if(processor IN_LIST list)
set(${out_var} TRUE PARENT_SCOPE)
else()
@ -67,3 +67,5 @@ macro(__compiler_armclang lang)
set(CMAKE_${lang}_OUTPUT_EXTENSION ".o")
set(CMAKE_${lang}_OUTPUT_EXTENSION_REPLACE 1)
endmacro()
cmake_policy(POP)