1*9880d681SAndroid Build Coastguard Worker; In this test, a local alloca cannot alias an incoming argument. 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; CHECK: define i32 @test 6*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: ret i32 0 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @test(i32* %P) { 9*9880d681SAndroid Build Coastguard Worker %X = alloca i32 10*9880d681SAndroid Build Coastguard Worker %V1 = load i32, i32* %P 11*9880d681SAndroid Build Coastguard Worker store i32 0, i32* %X 12*9880d681SAndroid Build Coastguard Worker %V2 = load i32, i32* %P 13*9880d681SAndroid Build Coastguard Worker %Diff = sub i32 %V1, %V2 14*9880d681SAndroid Build Coastguard Worker ret i32 %Diff 15*9880d681SAndroid Build Coastguard Worker} 16