1 ; RUN: opt < %s -globalopt -S | FileCheck %s
2 target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
4 @G = internal global i32* null ; <i32**> [#uses=3]
7 define void @init() #0 {
11 %malloccall = tail call i8* @malloc(i64 4) ; <i8*> [#uses=1]
12 %P = bitcast i8* %malloccall to i32* ; <i32*> [#uses=1]
13 store i32* %P, i32** @G
14 %GV = load i32*, i32** @G ; <i32*> [#uses=1]
19 declare noalias i8* @malloc(i64)
21 define i32 @get() #0 {
23 ; CHECK: load i32*, i32** @G
24 ; CHECK-NEXT: load i32, i32* %GV
25 %GV = load i32*, i32** @G ; <i32*> [#uses=1]
26 %V = load i32, i32* %GV ; <i32> [#uses=1]
31 attributes #0 = { "null-pointer-is-valid"="true" }