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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -loop-reduce -S %s | FileCheck %s3 4target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128-ni:1-p2:32:8:8:32-ni:2"5target triple = "x86_64-unknown-linux-gnu"6 7; Make sure we do not crash when applying info from loop guards to expressions in @bar.8; Test case for PR47776.9 10define void @bar() personality ptr @zot {11; CHECK-LABEL: @bar(12; CHECK-NEXT: bb:13; CHECK-NEXT: br label [[BB1:%.*]]14; CHECK: bb1.loopexit:15; CHECK-NEXT: br label [[BB1]]16; CHECK: bb1:17; CHECK-NEXT: [[TMP:%.*]] = phi i32 [ 1, [[BB:%.*]] ], [ 0, [[BB1_LOOPEXIT:%.*]] ]18; CHECK-NEXT: br label [[BB2:%.*]]19; CHECK: bb2:20; CHECK-NEXT: [[TMP3:%.*]] = phi i64 [ 0, [[BB1]] ], [ [[TMP7:%.*]], [[BB5:%.*]] ]21; CHECK-NEXT: [[TMP4:%.*]] = invoke i32 @fn()22; CHECK-NEXT: to label [[BB5]] unwind label [[BB23_LOOPEXIT_SPLIT_LP:%.*]]23; CHECK: bb5:24; CHECK-NEXT: [[TMP6:%.*]] = load atomic i32, ptr addrspace(1) undef unordered, align 825; CHECK-NEXT: [[TMP7]] = add nuw nsw i64 [[TMP3]], 126; CHECK-NEXT: [[C_0:%.*]] = icmp ult i64 [[TMP7]], 1000027; CHECK-NEXT: br i1 [[C_0]], label [[BB2]], label [[BB8:%.*]]28; CHECK: bb8:29; CHECK-NEXT: [[TMP9:%.*]] = icmp ult i32 [[TMP]], [[TMP6]]30; CHECK-NEXT: br i1 [[TMP9]], label [[BB10:%.*]], label [[BB29:%.*]]31; CHECK: bb10:32; CHECK-NEXT: [[TMP11:%.*]] = mul i32 [[TMP]], -133; CHECK-NEXT: [[TMP0:%.*]] = sext i32 [[TMP11]] to i6434; CHECK-NEXT: [[TMP1:%.*]] = add nsw i64 [[TMP0]], 135; CHECK-NEXT: [[TMP2:%.*]] = sub i64 [[TMP1]], [[TMP7]]36; CHECK-NEXT: [[TMP1:%.*]] = trunc i64 [[TMP2]] to i3237; CHECK-NEXT: [[TMP16:%.*]] = and i32 [[TMP1]], 738; CHECK-NEXT: br label [[BB17:%.*]]39; CHECK: bb17:40; CHECK-NEXT: [[TMP18:%.*]] = phi i32 [ [[TMP21:%.*]], [[BB20:%.*]] ], [ [[TMP16]], [[BB10]] ]41; CHECK-NEXT: [[TMP19:%.*]] = invoke i32 @fn()42; CHECK-NEXT: to label [[BB20]] unwind label [[BB23_LOOPEXIT:%.*]]43; CHECK: bb20:44; CHECK-NEXT: [[TMP21]] = add i32 [[TMP18]], -145; CHECK-NEXT: [[TMP22:%.*]] = icmp eq i32 [[TMP21]], 046; CHECK-NEXT: br i1 [[TMP22]], label [[BB1_LOOPEXIT]], label [[BB17]]47; CHECK: bb23.loopexit:48; CHECK-NEXT: [[LPAD_LOOPEXIT:%.*]] = landingpad token49; CHECK-NEXT: cleanup50; CHECK-NEXT: br label [[BB23:%.*]]51; CHECK: bb23.loopexit.split-lp:52; CHECK-NEXT: [[LPAD_LOOPEXIT_SPLIT_LP:%.*]] = landingpad token53; CHECK-NEXT: cleanup54; CHECK-NEXT: br label [[BB23]]55; CHECK: bb23:56; CHECK-NEXT: ret void57; CHECK: bb29:58; CHECK-NEXT: ret void59;60bb:61 br label %bb162 63bb1: ; preds = %bb20, %bb64 %tmp = phi i32 [ 1, %bb ], [ 0, %bb20 ]65 br label %bb266 67bb2: ; preds = %bb5, %bb168 %tmp3 = phi i64 [ 0, %bb1 ], [ %tmp7, %bb5 ]69 %tmp4 = invoke i32 @fn()70 to label %bb5 unwind label %bb2371 72bb5: ; preds = %bb273 %tmp6 = load atomic i32, ptr addrspace(1) undef unordered, align 874 %tmp7 = add nuw nsw i64 %tmp3, 175 %c.0 = icmp ult i64 %tmp7, 1000076 br i1 %c.0, label %bb2, label %bb877 78bb8: ; preds = %bb579 %tmp9 = icmp ult i32 %tmp, %tmp680 br i1 %tmp9, label %bb10, label %bb2981 82bb10: ; preds = %bb883 %tmp11 = mul i32 %tmp, -184 %tmp12 = zext i32 %tmp11 to i6485 %tmp13 = sub i64 %tmp12, %tmp786 %tmp14 = add i64 %tmp13, 187 %tmp15 = trunc i64 %tmp14 to i3288 %tmp16 = and i32 %tmp15, 789 br label %bb1790 91bb17: ; preds = %bb20, %bb1092 %tmp18 = phi i32 [ %tmp21, %bb20 ], [ %tmp16, %bb10 ]93 %tmp19 = invoke i32 @fn()94 to label %bb20 unwind label %bb2395 96bb20: ; preds = %bb1797 %tmp21 = add i32 %tmp18, -198 %tmp22 = icmp eq i32 %tmp21, 099 br i1 %tmp22, label %bb1, label %bb17100 101bb23: ; preds = %bb17102 %tmp24 = landingpad token103 cleanup104 ret void105 106bb29: ; preds = %bb8107 ret void108}109 110declare ptr @zot() #1111 112declare i32 @fn()113