1*9880d681SAndroid Build Coastguard Worker; RUN: opt -S -indvars < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Worker 3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 4*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-apple-macosx10.10.0" 5*9880d681SAndroid Build Coastguard Worker 6*9880d681SAndroid Build Coastguard Worker@a = common global i32 0, align 4 7*9880d681SAndroid Build Coastguard Worker 8*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind ssp uwtable 9*9880d681SAndroid Build Coastguard Workerdefine void @fn1() { 10*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @fn1( 11*9880d681SAndroid Build Coastguard Workerbb: 12*9880d681SAndroid Build Coastguard Worker br label %bb4.preheader 13*9880d681SAndroid Build Coastguard Worker 14*9880d681SAndroid Build Coastguard Workerbb4.preheader: ; preds = %bb, %bb16 15*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: bb4.preheader: 16*9880d681SAndroid Build Coastguard Worker %b.03 = phi i8 [ 0, %bb ], [ %tmp17, %bb16 ] 17*9880d681SAndroid Build Coastguard Worker; CHECK: %tmp9 = icmp ugt i8 %b.03, 1 18*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: %tmp9 = icmp ugt i8 0, 1 19*9880d681SAndroid Build Coastguard Worker 20*9880d681SAndroid Build Coastguard Worker %tmp9 = icmp ugt i8 %b.03, 1 21*9880d681SAndroid Build Coastguard Worker br i1 %tmp9, label %bb4.preheader.bb18.loopexit.split_crit_edge, label %bb4.preheader.bb4.preheader.split_crit_edge 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Workerbb4.preheader.bb4.preheader.split_crit_edge: ; preds = %bb4.preheader 24*9880d681SAndroid Build Coastguard Worker br label %bb4.preheader.split 25*9880d681SAndroid Build Coastguard Worker 26*9880d681SAndroid Build Coastguard Workerbb4.preheader.bb18.loopexit.split_crit_edge: ; preds = %bb4.preheader 27*9880d681SAndroid Build Coastguard Worker store i32 0, i32* @a, align 4 28*9880d681SAndroid Build Coastguard Worker br label %bb18.loopexit.split 29*9880d681SAndroid Build Coastguard Worker 30*9880d681SAndroid Build Coastguard Workerbb4.preheader.split: ; preds = %bb4.preheader.bb4.preheader.split_crit_edge 31*9880d681SAndroid Build Coastguard Worker br label %bb7 32*9880d681SAndroid Build Coastguard Worker 33*9880d681SAndroid Build Coastguard Workerbb4: ; preds = %bb7 34*9880d681SAndroid Build Coastguard Worker %tmp6 = icmp slt i32 %storemerge2, 0 35*9880d681SAndroid Build Coastguard Worker br i1 %tmp6, label %bb7, label %bb16 36*9880d681SAndroid Build Coastguard Worker 37*9880d681SAndroid Build Coastguard Workerbb7: ; preds = %bb4.preheader.split, %bb4 38*9880d681SAndroid Build Coastguard Worker %storemerge2 = phi i32 [ 0, %bb4.preheader.split ], [ %tmp14, %bb4 ] 39*9880d681SAndroid Build Coastguard Worker %tmp14 = add nsw i32 %storemerge2, 1 40*9880d681SAndroid Build Coastguard Worker br i1 false, label %bb18.loopexit, label %bb4 41*9880d681SAndroid Build Coastguard Worker 42*9880d681SAndroid Build Coastguard Workerbb16: ; preds = %bb4 43*9880d681SAndroid Build Coastguard Worker %tmp14.lcssa5 = phi i32 [ %tmp14, %bb4 ] 44*9880d681SAndroid Build Coastguard Worker %tmp17 = add i8 %b.03, -1 45*9880d681SAndroid Build Coastguard Worker %tmp2 = icmp eq i8 %tmp17, -2 46*9880d681SAndroid Build Coastguard Worker br i1 %tmp2, label %bb18.loopexit1, label %bb4.preheader 47*9880d681SAndroid Build Coastguard Worker 48*9880d681SAndroid Build Coastguard Workerbb18.loopexit: ; preds = %bb7 49*9880d681SAndroid Build Coastguard Worker br label %bb18.loopexit.split 50*9880d681SAndroid Build Coastguard Worker 51*9880d681SAndroid Build Coastguard Workerbb18.loopexit.split: ; preds = %bb4.preheader.bb18.loopexit.split_crit_edge, %bb18.loopexit 52*9880d681SAndroid Build Coastguard Worker br label %bb18 53*9880d681SAndroid Build Coastguard Worker 54*9880d681SAndroid Build Coastguard Workerbb18.loopexit1: ; preds = %bb16 55*9880d681SAndroid Build Coastguard Worker %tmp14.lcssa5.lcssa = phi i32 [ %tmp14.lcssa5, %bb16 ] 56*9880d681SAndroid Build Coastguard Worker store i32 %tmp14.lcssa5.lcssa, i32* @a, align 4 57*9880d681SAndroid Build Coastguard Worker br label %bb18 58*9880d681SAndroid Build Coastguard Worker 59*9880d681SAndroid Build Coastguard Workerbb18: ; preds = %bb18.loopexit1, %bb18.loopexit.split 60*9880d681SAndroid Build Coastguard Worker ret void 61*9880d681SAndroid Build Coastguard Worker} 62*9880d681SAndroid Build Coastguard Worker 63*9880d681SAndroid Build Coastguard Workerdeclare void @abort() 64