test/Transforms/InstCombine/call-cast-target-preallocated.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt < %s -passes=instcombine -S | FileCheck %s

target datalayout = "e-p:32:32"
target triple = "i686-pc-win32"


declare token @llvm.call.preallocated.setup(i32)
declare ptr @llvm.call.preallocated.arg(token, i32)

declare void @takes_i32(i32)
declare void @takes_i32_preallocated(ptr preallocated(i32))

define void @f() {
; CHECK-LABEL: define void @f() {
; CHECK-NEXT:    [[T:%.*]] = call token @llvm.call.preallocated.setup(i32 1)
; CHECK-NEXT:    [[A:%.*]] = call ptr @llvm.call.preallocated.arg(token [[T]], i32 0) #[[ATTR1:[0-9]+]]
; CHECK-NEXT:    call void @takes_i32(ptr preallocated(i32) [[A]]) [ "preallocated"(token [[T]]) ]
; CHECK-NEXT:    ret void
;
  %t = call token @llvm.call.preallocated.setup(i32 1)
  %a = call ptr @llvm.call.preallocated.arg(token %t, i32 0) preallocated(i32)
  call void @takes_i32(ptr preallocated(i32) %a) ["preallocated"(token %t)]
  ret void
}

define void @g() {
; CHECK-LABEL: define void @g() {
; CHECK-NEXT:    call void @takes_i32_preallocated(i32 0)
; CHECK-NEXT:    ret void
;
  call void @takes_i32_preallocated(i32 0)
  ret void
}