1*9880d681SAndroid Build Coastguard Worker; RUN: opt -S -jump-threading < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @f( 5*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: entry: 6*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: br label %[[loop:.*]] 7*9880d681SAndroid Build Coastguard Worker; CHECK: [[loop]]: 8*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: br label %[[loop]] 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Workerdefine void @f() { 11*9880d681SAndroid Build Coastguard Workerentry: 12*9880d681SAndroid Build Coastguard Worker br label %for.cond1 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Workerif.end16: 15*9880d681SAndroid Build Coastguard Worker %phi1 = phi i32 [ undef, %for.cond1 ] 16*9880d681SAndroid Build Coastguard Worker %g.3 = phi i32 [ %g.1, %for.cond1 ] 17*9880d681SAndroid Build Coastguard Worker %sext = shl i32 %g.3, 16 18*9880d681SAndroid Build Coastguard Worker %conv20 = ashr exact i32 %sext, 16 19*9880d681SAndroid Build Coastguard Worker %tobool21 = icmp eq i32 %phi1, 0 20*9880d681SAndroid Build Coastguard Worker br i1 %tobool21, label %lor.rhs, label %for.cond1 21*9880d681SAndroid Build Coastguard Worker 22*9880d681SAndroid Build Coastguard Workerfor.cond1: 23*9880d681SAndroid Build Coastguard Worker %g.1 = phi i32 [ 0, %entry ], [ 0, %lor.rhs ], [ %g.3, %if.end16 ] 24*9880d681SAndroid Build Coastguard Worker br i1 undef, label %lor.rhs, label %if.end16 25*9880d681SAndroid Build Coastguard Worker 26*9880d681SAndroid Build Coastguard Workerlor.rhs: 27*9880d681SAndroid Build Coastguard Worker br label %for.cond1 28*9880d681SAndroid Build Coastguard Worker} 29