1*9880d681SAndroid Build Coastguard Worker; RUN: opt -S -simplifycfg < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker%ST = type { i8, i8 } 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Workerdefine i8* @test1(%ST* %x, i8* %y) nounwind { 6*9880d681SAndroid Build Coastguard Workerentry: 7*9880d681SAndroid Build Coastguard Worker %cmp = icmp eq %ST* %x, null 8*9880d681SAndroid Build Coastguard Worker br i1 %cmp, label %if.then, label %if.end 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Workerif.then: 11*9880d681SAndroid Build Coastguard Worker %incdec.ptr = getelementptr %ST, %ST* %x, i32 0, i32 1 12*9880d681SAndroid Build Coastguard Worker br label %if.end 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Workerif.end: 15*9880d681SAndroid Build Coastguard Worker %x.addr = phi i8* [ %incdec.ptr, %if.then ], [ %y, %entry ] 16*9880d681SAndroid Build Coastguard Worker ret i8* %x.addr 17*9880d681SAndroid Build Coastguard Worker 18*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @test1( 19*9880d681SAndroid Build Coastguard Worker; CHECK: %incdec.ptr.y = select i1 %cmp, i8* %incdec.ptr, i8* %y 20*9880d681SAndroid Build Coastguard Worker; CHECK: ret i8* %incdec.ptr.y 21*9880d681SAndroid Build Coastguard Worker} 22