llvm-project/llvm/test/CodeGen/X86/inalloca-ctor.ll

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; RUN: llc < %s -mtriple=i686-pc-win32 | FileCheck %s
%Foo = type { i32, i32 }
%frame = type { %Foo, i32, %Foo }
declare void @f(%frame* inalloca %a)
declare void @Foo_ctor(%Foo* %this)
define void @g() {
entry:
%args = alloca inalloca %frame
%c = getelementptr %frame* %args, i32 0, i32 2
; CHECK: movl $20, %eax
; CHECK: calll __chkstk
; CHECK: movl %esp,
call void @Foo_ctor(%Foo* %c)
; CHECK: leal 12(%{{.*}}),
; CHECK-NEXT: pushl
; CHECK-NEXT: calll _Foo_ctor
; CHECK: addl $4, %esp
%b = getelementptr %frame* %args, i32 0, i32 1
store i32 42, i32* %b
; CHECK: movl $42,
%a = getelementptr %frame* %args, i32 0, i32 0
call void @Foo_ctor(%Foo* %a)
; CHECK-NEXT: pushl
; CHECK-NEXT: calll _Foo_ctor
; CHECK: addl $4, %esp
call void @f(%frame* inalloca %args)
; CHECK: calll _f
ret void
}