REQUIRES: aarch64
RUN: split-file %s %t.dir && cd %t.dir

RUN: llvm-mc -filetype=obj -triple=arm64ec-windows main.s -o main-arm64ec.obj
RUN: llvm-mc -filetype=obj -triple=aarch64-windows main.s -o main-arm64.obj
RUN: llvm-mc -filetype=obj -triple=arm64ec-windows winmain.s -o winmain-arm64ec.obj
RUN: llvm-mc -filetype=obj -triple=aarch64-windows winmain.s -o winmain-arm64.obj
RUN: llvm-mc -filetype=obj -triple=arm64ec-windows %S/Inputs/loadconfig-arm64ec.s -o loadconfig-arm64ec.obj
RUN: llvm-mc -filetype=obj -triple=aarch64-windows %S/Inputs/loadconfig-arm64.s -o loadconfig-arm64.obj

Check that the subsystem is inferred from EC symbols.

RUN: lld-link -machine:arm64x -entry:entry -out:out.exe main-arm64.obj winmain-arm64ec.obj \
RUN:          loadconfig-arm64.obj loadconfig-arm64ec.obj
RUN: llvm-readobj --headers out.exe | FileCheck --check-prefix=GUI %s
GUI: Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI (0x2)
GUI: Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI (0x2)

RUN: lld-link -machine:arm64x -entry:entry -out:out.exe main-arm64ec.obj winmain-arm64.obj \
RUN:          loadconfig-arm64.obj loadconfig-arm64ec.obj
RUN: llvm-readobj --headers out.exe | FileCheck --check-prefix=CUI %s
CUI: Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI (0x3)
CUI: Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI (0x3)

#--- main.s
    .globl "#main"
    .globl main
    .globl entry
"#main":
main:
entry:
    ret

#--- winmain.s
    .globl "#WinMain"
    .globl WinMain
    .globl entry
"#WinMain":
WinMain:
entry:
    ret