1; RUN: llc -mtriple=arm-eabi %s -o /dev/null 2 3 %struct.List = type { ptr, i32 } 4@Node5 = external constant %struct.List ; <ptr> [#uses=1] 5@"\01LC" = external constant [7 x i8] ; <ptr> [#uses=1] 6 7define i32 @main() nounwind { 8entry: 9 br label %bb 10 11bb: ; preds = %bb3, %entry 12 %CurL.02 = phi ptr [ @Node5, %entry ], [ %2, %bb3 ] ; <ptr> [#uses=1] 13 %PrevL.01 = phi ptr [ null, %entry ], [ %CurL.02, %bb3 ] ; <ptr> [#uses=1] 14 %0 = icmp eq ptr %PrevL.01, null ; <i1> [#uses=1] 15 br i1 %0, label %bb3, label %bb1 16 17bb1: ; preds = %bb 18 br label %bb3 19 20bb3: ; preds = %bb1, %bb 21 %iftmp.0.0 = phi i32 [ 0, %bb1 ], [ -1, %bb ] ; <i32> [#uses=1] 22 %1 = tail call i32 (ptr, ...) @printf(ptr @"\01LC", i32 0, i32 %iftmp.0.0) nounwind ; <i32> [#uses=0] 23 %2 = load ptr, ptr null, align 4 ; <ptr> [#uses=2] 24 %phitmp = icmp eq ptr %2, null ; <i1> [#uses=1] 25 br i1 %phitmp, label %bb5, label %bb 26 27bb5: ; preds = %bb3 28 ret i32 0 29} 30 31declare i32 @printf(ptr nocapture, ...) nounwind 32