third_party/llvm-7.0/llvm/test/Feature/aliases.ll

; RUN: llvm-as < %s | llvm-dis > %t1.ll
; RUN: llvm-as %t1.ll -o - | llvm-dis > %t2.ll
; RUN: diff %t1.ll %t2.ll

@llvm.used = appending global [1 x i8*] [i8* bitcast (i32* @foo1 to i8*)], section "llvm.metadata"

@bar = global i32 0
@foo1 = alias i32, i32* @bar
@foo2 = alias i32, i32* @bar
@foo3 = alias i32, i32* @foo2
@foo4 = unnamed_addr alias i32, i32* @foo2

; Make sure the verifier does not complain about references to a global
; declaration from an initializer.
@decl = external global i32
@ptr = global i32* @decl
@ptr_a = alias i32*, i32** @ptr

%FunTy = type i32()

define i32 @foo_f() {
  ret i32 0
}
@bar_f = weak_odr alias %FunTy, %FunTy* @foo_f
@bar_ff = alias i32(), i32()* @bar_f

@bar_i = internal alias i32, i32* @bar

@A = alias i64, bitcast (i32* @bar to i64*)

define i32 @test() {
entry:
   %tmp = load i32, i32* @foo1
   %tmp1 = load i32, i32* @foo2
   %tmp0 = load i32, i32* @bar_i
   %tmp2 = call i32 @foo_f()
   %tmp3 = add i32 %tmp, %tmp2
   %tmp4 = call %FunTy @bar_f()
   %tmp5 = add i32 %tmp3, %tmp4
   %tmp6 = add i32 %tmp1, %tmp5
   %tmp7 = add i32 %tmp6, %tmp0
   ret i32 %tmp7
}