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QNX: Fix autogen compiler predefines detection

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In commit v3.12.0-rc1~20^2 (Move GNU COMPILER_PREDEFINES_COMMAND from
Platform to Compiler, 2018-06-01), `Compiler/GNU.cmake` introduced the
`-dM` flag, which requires `-Wp` prefix for the QNX compiler wrapper.
This commit is contained in:
Cristian Adam
2018-07-11 15:45:40 +02:00
committed by Brad King
parent 7f1569d2d8
commit e014df762b
1 changed files with 2 additions and 0 deletions
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2
Modules/Compiler/QCC.cmake
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@@ -16,6 +16,8 @@ macro(__compiler_qcc lang)
set(_CMAKE_${lang}_IPO_SUPPORTED_BY_CMAKE NO)
set(_CMAKE_${lang}_IPO_MAY_BE_SUPPORTED_BY_COMPILER NO)
set(CMAKE_${lang}_COMPILER_PREDEFINES_COMMAND "${CMAKE_${lang}_COMPILER}" "-Wp,-dM" "-E" "-c" "${CMAKE_ROOT}/Modules/CMakeCXXCompilerABI.cpp")
unset(CMAKE_${lang}_COMPILE_OPTIONS_IPO)
unset(CMAKE_${lang}_ARCHIVE_CREATE_IPO)
unset(CMAKE_${lang}_ARCHIVE_APPEND_IPO)