1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -basicaa -gvn -instcombine -S | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker; BasicAA was incorrectly concluding that P1 and P2 didn't conflict! 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workerdefine i32 @test(i32 *%Ptr, i64 %V) { 6*9880d681SAndroid Build Coastguard Worker; CHECK: sub i32 %X, %Y 7*9880d681SAndroid Build Coastguard Worker %P2 = getelementptr i32, i32* %Ptr, i64 1 8*9880d681SAndroid Build Coastguard Worker %P1 = getelementptr i32, i32* %Ptr, i64 %V 9*9880d681SAndroid Build Coastguard Worker %X = load i32, i32* %P1 10*9880d681SAndroid Build Coastguard Worker store i32 5, i32* %P2 11*9880d681SAndroid Build Coastguard Worker %Y = load i32, i32* %P1 12*9880d681SAndroid Build Coastguard Worker %Z = sub i32 %X, %Y 13*9880d681SAndroid Build Coastguard Worker ret i32 %Z 14*9880d681SAndroid Build Coastguard Worker} 15