xref: /netbsd-src/external/apache2/llvm/dist/clang/examples/clang-interpreter/CMakeLists.txt (revision 7330f729ccf0bd976a06f95fad452fe774fc7fd1) 
1set(LLVM_LINK_COMPONENTS
2  Core
3  ExecutionEngine
4  MC
5  MCJIT
6  Object
7  OrcJit
8  Option
9  RuntimeDyld
10  Support
11  native
12  )
13
14add_clang_executable(clang-interpreter
15  main.cpp
16  )
17
18add_dependencies(clang-interpreter
19  clang-resource-headers
20  )
21
22clang_target_link_libraries(clang-interpreter
23  PRIVATE
24  clangBasic
25  clangCodeGen
26  clangDriver
27  clangFrontend
28  clangSerialization
29  )
30
31export_executable_symbols(clang-interpreter)
32
33if (MSVC)
34  # Is this a CMake bug that even with export_executable_symbols, Windows
35  # needs to explictly export the type_info vtable
36  set_property(TARGET clang-interpreter
37               APPEND_STRING PROPERTY LINK_FLAGS " /EXPORT:??_7type_info@@6B@")
38endif()
39
40function(clang_enable_exceptions TARGET)
41  # Really have to jump through hoops to enable exception handling independent
42  # of how LLVM is being built.
43  if (NOT LLVM_REQUIRES_EH AND NOT LLVM_REQUIRES_RTTI)
44    if (MSVC)
45      # /EHs to allow throwing from extern "C"
46      set(excptnExceptions_ON "/D _HAS_EXCEPTIONS=1 /EHs /wd4714")
47      set(excptnExceptions_OFF "/D _HAS_EXCEPTIONS=0 /EHs-c-")
48      set(excptnRTTI_ON "/GR")
49      set(excptnRTTI_OFF "/GR-")
50      set(excptnEHRTTIRegEx "(/EHs(-c-?)|_HAS_EXCEPTIONS=(0|1))")
51    else()
52      set(excptnExceptions_ON "-fexceptions")
53      set(excptnExceptions_OFF "-fno-exceptions")
54      set(excptnRTTI_ON "-frtti")
55      set(excptnRTTI_OFF "-fno-rtti")
56      set(excptnEHRTTIRegEx "-f(exceptions|no-exceptions)")
57    endif()
58    if (LLVM_REQUIRES_EH)
59      set(excptnExceptions_DFLT ${excptnExceptions_ON})
60    else()
61      set(excptnExceptions_DFLT ${excptnExceptions_OFF})
62    endif()
63    if (LLVM_REQUIRES_RTTI)
64      set(excptnRTTI_DFLT ${excptnRTTI_ON})
65    else()
66      set(excptnRTTI_DFLT ${excptnRTTI_OFF})
67    endif()
68
69    # Strip the exception & rtti flags from the target
70    get_property(addedFlags TARGET ${TARGET} PROPERTY COMPILE_FLAGS)
71    string(REGEX REPLACE ${excptnEHRTTIRegEx} "" editedFlags "${addedFlags}")
72    string(REPLACE ${excptnRTTI_OFF} "" editedFlags "${editedFlags}")
73    set_property(TARGET ${TARGET} PROPERTY COMPILE_FLAGS "${editedFlags}")
74
75    get_property(addedFlags TARGET ${TARGET} PROPERTY COMPILE_DEFINITIONS)
76    string(REGEX REPLACE ${excptnEHRTTIRegEx} "" editedFlags "${addedFlags}")
77    string(REPLACE ${excptnRTTI_OFF} "" editedFlags "${editedFlags}")
78    set_property(TARGET ${TARGET} PROPERTY COMPILE_DEFINITIONS "${editedFlags}")
79
80    # Re-add the exception & rtti flags from LLVM
81    set_property(SOURCE main.cpp APPEND_STRING PROPERTY COMPILE_FLAGS
82                   " ${excptnExceptions_DFLT} ${excptnRTTI_DFLT} ")
83    set_property(SOURCE Manager.cpp APPEND_STRING PROPERTY COMPILE_FLAGS
84                   " ${excptnExceptions_DFLT} ${excptnRTTI_DFLT} ")
85
86    # Invoke with exceptions & rtti
87    set_property(SOURCE Invoke.cpp APPEND_STRING PROPERTY COMPILE_FLAGS
88                   " ${excptnExceptions_ON} ${excptnRTTI_ON} ")
89
90  endif()
91endfunction(clang_enable_exceptions)
92
93clang_enable_exceptions(clang-interpreter)
94