1*9880d681SAndroid Build Coastguard Worker; RUN: opt -globals-aa -gvn < %s -S | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-unknown-linux-gnu" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker; @o and @m are initialized to @i, so they should not be classed as 7*9880d681SAndroid Build Coastguard Worker; indirect globals referring only to allocation functions. 8*9880d681SAndroid Build Coastguard Worker@o = internal global i32* @i, align 8 9*9880d681SAndroid Build Coastguard Worker@m = internal global i32* @i, align 8 10*9880d681SAndroid Build Coastguard Worker@i = internal global i32 0, align 4 11*9880d681SAndroid Build Coastguard Worker 12*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @f 13*9880d681SAndroid Build Coastguard Workerdefine i1 @f() { 14*9880d681SAndroid Build Coastguard Workerentry: 15*9880d681SAndroid Build Coastguard Worker %0 = load i32*, i32** @o, align 8 16*9880d681SAndroid Build Coastguard Worker store i32 0, i32* %0, align 4 17*9880d681SAndroid Build Coastguard Worker %1 = load volatile i32*, i32** @m, align 8 18*9880d681SAndroid Build Coastguard Worker store i32 1, i32* %1, align 4 19*9880d681SAndroid Build Coastguard Worker ; CHECK: %[[a:.*]] = load i32* 20*9880d681SAndroid Build Coastguard Worker %2 = load i32*, i32** @o, align 8 21*9880d681SAndroid Build Coastguard Worker ; CHECK: %[[b:.*]] = load i32, i32* %[[a]] 22*9880d681SAndroid Build Coastguard Worker %3 = load i32, i32* %2, align 4 23*9880d681SAndroid Build Coastguard Worker ; CHECK: %[[c:.*]] = icmp ne i32 %[[b]], 0 24*9880d681SAndroid Build Coastguard Worker %tobool.i = icmp ne i32 %3, 0 25*9880d681SAndroid Build Coastguard Worker ; CHECK: ret i1 %[[c]] 26*9880d681SAndroid Build Coastguard Worker ret i1 %tobool.i 27*9880d681SAndroid Build Coastguard Worker} 28