llvm/llvm/test/CodeGen/X86/vararg_no_start.ll

; RUN: llc -mtriple=x86_64-linux < %s | FileCheck %s
; RUN: llc -mtriple=x86_64-windows-msvc < %s | FileCheck %s

define void @foo(ptr, ...) {
  ret void
}
; CHECK-LABEL: {{^_?}}foo:
; CHECK-NOT: movq
; CHECK: retq