1*9880d681SAndroid Build Coastguard Worker; RUN: llvm-as %s -o /dev/null 2*9880d681SAndroid Build Coastguard Worker; RUN: verify-uselistorder %s 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker; Dominance relationships is not calculated correctly for unreachable blocks, 5*9880d681SAndroid Build Coastguard Worker; which causes the verifier to barf on this input. 6*9880d681SAndroid Build Coastguard Worker 7*9880d681SAndroid Build Coastguard Workerdefine i32 @test(i1 %b) { 8*9880d681SAndroid Build Coastguard WorkerBB0: 9*9880d681SAndroid Build Coastguard Worker ret i32 7 ; Loop is unreachable 10*9880d681SAndroid Build Coastguard Worker 11*9880d681SAndroid Build Coastguard WorkerLoop: ; preds = %L2, %Loop 12*9880d681SAndroid Build Coastguard Worker %B = phi i32 [ %B, %L2 ], [ %B, %Loop ] ;PHI has same value always. 13*9880d681SAndroid Build Coastguard Worker br i1 %b, label %L2, label %Loop 14*9880d681SAndroid Build Coastguard Worker 15*9880d681SAndroid Build Coastguard WorkerL2: ; preds = %Loop 16*9880d681SAndroid Build Coastguard Worker br label %Loop 17*9880d681SAndroid Build Coastguard Worker} 18*9880d681SAndroid Build Coastguard Worker 19