endif()
endfunction()
+function(has_msvc_incremental_no_flag flags incr_no_flag_on)
+ set(${incr_no_flag_on} OFF PARENT_SCOPE)
+ string(FIND "${flags}" "/INCREMENTAL" idx REVERSE)
+ if (${idx} GREATER -1)
+ string(SUBSTRING "${flags}" ${idx} 15 no_flag)
+ if (${no_flag} MATCHES "/INCREMENTAL:NO")
+ set(${incr_no_flag_on} ON PARENT_SCOPE)
+ endif()
+ endif()
+endfunction()
+
if( LLVM_ENABLE_LLD )
if ( LLVM_USE_LINKER )
message(FATAL_ERROR "LLVM_ENABLE_LLD and LLVM_USE_LINKER can't be set at the same time")
if (SUPPORTS_BREPRO)
# Check if /INCREMENTAL is passed to the linker and complain that it
# won't work with /Brepro.
- string(FIND "${all_linker_flags_uppercase}" "/INCREMENTAL" linker_flag_idx)
- if (${linker_flag_idx} GREATER -1)
- message(WARNING "/Brepro not compatible with /INCREMENTAL linking - builds will be non-deterministic")
- else()
+ has_msvc_incremental_no_flag("${CMAKE_EXE_LINKER_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${CMAKE_EXE_LINKER_FLAGS}" NO_INCR_EXE)
+ has_msvc_incremental_no_flag("${CMAKE_MODULE_LINKER_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${CMAKE_MODULE_LINKER_FLAGS}" NO_INCR_MODULE)
+ has_msvc_incremental_no_flag("${CMAKE_SHARED_LINKER_FLAGS_${uppercase_CMAKE_BUILD_TYPE}} ${CMAKE_SHARED_LINKER_FLAGS}" NO_INCR_SHARED)
+ if (NO_INCR_EXE AND NO_INCR_MODULE AND NO_INCR_SHARED)
append("/Brepro" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
+ else()
+ message(WARNING "/Brepro not compatible with /INCREMENTAL linking - builds will be non-deterministic")
endif()
endif()
endif()