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-rw-r--r--modules/TDEMacros.cmake16
1 files changed, 16 insertions, 0 deletions
diff --git a/modules/TDEMacros.cmake b/modules/TDEMacros.cmake
index 5a9f29b..e75914c 100644
--- a/modules/TDEMacros.cmake
+++ b/modules/TDEMacros.cmake
@@ -2316,6 +2316,22 @@ macro( tde_setup_architecture_flags )
set( TDE_PIE_CFLAGS -fPIE )
set( TDE_PIE_LDFLAGS -pie )
endif( HAVE_PIE_SUPPORT )
+
+ set( _reproducible_cxxflags
+ "-fdebug-prefix-map=${CMAKE_SOURCE_DIR}=."
+ "-fmacro-prefix-map=${CMAKE_SOURCE_DIR}=."
+ )
+ foreach( _flag ${_reproducible_cxxflags} )
+ string( REGEX REPLACE "=.*" "" _flag_name "${_flag}" )
+ string( REGEX REPLACE "[^a-zA-Z0-9]+" "_" _flag_var "CXXFLAG_${_flag_name}" )
+ if( NOT "${CMAKE_CXX_FLAGS}" MATCHES "(^| )${_flag_name}" )
+ check_cxx_compiler_flag( "${_flag}" ${_flag_var} )
+ if( ${_flag_var} )
+ set( CMAKE_C_FLAGS "${CMAKE_CXX_FLAGS} ${_flag}" )
+ set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${_flag}" )
+ endif()
+ endif()
+ endforeach()
endif( )
endmacro( )