lld/test/COFF/subsystem-inference-weak-external.s

   1 # REQUIRES: x86
   2 # RUN: rm -rf %t && split-file %s %t
   3
   4 ## Ensure that weak externals are considered during subsystem inference.
   5
   6 # RUN: llvm-mc -triple x86_64-windows-msvc -filetype obj -o %t/cui.obj %t/cui.s
   7 # RUN: lld-link -out:%t/cui.exe %t/cui.obj
   8 # RUN: llvm-readobj --file-headers %t/cui.exe | FileCheck --check-prefix=CUI %s
   9 # RUN: llvm-mc -triple x86_64-windows-msvc -filetype obj -o %t/gui.obj %t/gui.s
  10 # RUN: lld-link -out:%t/gui.exe %t/gui.obj
  11 # RUN: llvm-readobj --file-headers %t/gui.exe | FileCheck --check-prefix=GUI %s
  12
  13 # CUI:     Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI
  14 # GUI:     Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
  15
  16 #--- cui.s
  17 .global default_main
  18 default_main:
  19         ret
  20
  21 .weak main
  22 main = default_main
  23
  24 .global mainCRTStartup
  25 mainCRTStartup:
  26         ret
  27
  28 #--- gui.s
  29 .global default_WinMain
  30 default_WinMain:
  31         ret
  32
  33 .weak WinMain
  34 WinMain = default_WinMain
  35
  36 .global WinMainCRTStartup
  37 WinMainCRTStartup:
  38         ret