1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple thumbv6-apple-macosx10.6.0 | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker; test that we print the label of a bb that is only used in a jump table. 4*9880d681SAndroid Build Coastguard Worker 5*9880d681SAndroid Build Coastguard Worker; CHECK: .long [[JUMPTABLE_DEST:LBB[0-9]+_[0-9]+]] 6*9880d681SAndroid Build Coastguard Worker; CHECK: [[JUMPTABLE_DEST]]: 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Workerdefine i32 @calculate() { 9*9880d681SAndroid Build Coastguard Workerentry: 10*9880d681SAndroid Build Coastguard Worker switch i32 undef, label %return [ 11*9880d681SAndroid Build Coastguard Worker i32 1, label %sw.bb 12*9880d681SAndroid Build Coastguard Worker i32 2, label %sw.bb6 13*9880d681SAndroid Build Coastguard Worker i32 3, label %sw.bb13 14*9880d681SAndroid Build Coastguard Worker i32 4, label %sw.bb20 15*9880d681SAndroid Build Coastguard Worker ] 16*9880d681SAndroid Build Coastguard Worker 17*9880d681SAndroid Build Coastguard Workersw.bb: ; preds = %entry 18*9880d681SAndroid Build Coastguard Worker br label %return 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Workersw.bb6: ; preds = %entry 21*9880d681SAndroid Build Coastguard Worker br label %return 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Workersw.bb13: ; preds = %entry 24*9880d681SAndroid Build Coastguard Worker br label %return 25*9880d681SAndroid Build Coastguard Worker 26*9880d681SAndroid Build Coastguard Workersw.bb20: ; preds = %entry 27*9880d681SAndroid Build Coastguard Worker %div = sdiv i32 undef, undef 28*9880d681SAndroid Build Coastguard Worker br label %return 29*9880d681SAndroid Build Coastguard Worker 30*9880d681SAndroid Build Coastguard Workerreturn: ; preds = %sw.bb20, %sw.bb13, %sw.bb6, %sw.bb, %entry 31*9880d681SAndroid Build Coastguard Worker %retval.0 = phi i32 [ %div, %sw.bb20 ], [ undef, %sw.bb13 ], [ undef, %sw.bb6 ], [ undef, %sw.bb ], [ 0, %entry ] 32*9880d681SAndroid Build Coastguard Worker ret i32 %retval.0 33*9880d681SAndroid Build Coastguard Worker} 34