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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -S -passes=irce -irce-print-changed-loops=true < %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; REQUIRES: asserts8 9define void @test() {10; CHECK-LABEL: @test(11; CHECK-NEXT: bb:12; CHECK-NEXT: br label [[OUTER_HEADER:%.*]]13; CHECK: outer_latch:14; CHECK-NEXT: [[TMP:%.*]] = or i32 [[TMP5:%.*]], 115; CHECK-NEXT: [[TMP2:%.*]] = add nuw nsw i32 [[TMP5]], 116; CHECK-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP8:%.*]], 017; CHECK-NEXT: br i1 [[TMP3]], label [[RET2:%.*]], label [[OUTER_HEADER]]18; CHECK: outer_header:19; CHECK-NEXT: [[TMP5]] = phi i32 [ 0, [[BB:%.*]] ], [ [[TMP2]], [[OUTER_LATCH:%.*]] ]20; CHECK-NEXT: br label [[INNER_HEADER:%.*]]21; CHECK: inner_exit:22; CHECK-NEXT: [[TMP12_LCSSA:%.*]] = phi i32 [ [[TMP12:%.*]], [[INNER_HEADER]] ]23; CHECK-NEXT: [[TMP7:%.*]] = or i32 [[TMP12_LCSSA]], [[TMP5]]24; CHECK-NEXT: [[TMP8]] = add nuw i32 [[TMP12_LCSSA]], [[TMP5]]25; CHECK-NEXT: [[TMP9:%.*]] = icmp ult i32 [[TMP5]], 026; CHECK-NEXT: br i1 [[TMP9]], label [[OUTER_LATCH]], label [[RET1:%.*]]27; CHECK: ret1:28; CHECK-NEXT: ret void29; CHECK: inner_header:30; CHECK-NEXT: [[TMP12]] = phi i32 [ [[TMP14:%.*]], [[INNER_HEADER]] ], [ 0, [[OUTER_HEADER]] ]31; CHECK-NEXT: [[TMP13:%.*]] = or i32 [[TMP12]], 132; CHECK-NEXT: [[TMP14]] = add nuw nsw i32 [[TMP12]], 133; CHECK-NEXT: br i1 true, label [[INNER_EXIT:%.*]], label [[INNER_HEADER]]34; CHECK: ret2:35; CHECK-NEXT: ret void36;37bb:38 br label %outer_header39 40outer_latch: ; preds = %inner_exit41 %tmp = or i32 %tmp5, 142 %tmp2 = add nuw nsw i32 %tmp5, 143 %tmp3 = icmp eq i32 %tmp8, 044 br i1 %tmp3, label %ret2, label %outer_header45 46outer_header: ; preds = %outer_latch, %bb47 %tmp5 = phi i32 [ 0, %bb ], [ %tmp2, %outer_latch ]48 br label %inner_header49 50inner_exit: ; preds = %inner_header51 %tmp12.lcssa = phi i32 [ %tmp12, %inner_header ]52 %tmp7 = or i32 %tmp12.lcssa, %tmp553 %tmp8 = add nuw i32 %tmp12.lcssa, %tmp554 %tmp9 = icmp ult i32 %tmp5, 055 br i1 %tmp9, label %outer_latch, label %ret156 57ret1: ; preds = %inner_exit58 ret void59 60inner_header: ; preds = %inner_header, %outer_header61 %tmp12 = phi i32 [ %tmp14, %inner_header ], [ 0, %outer_header ]62 %tmp13 = or i32 %tmp12, 163 %tmp14 = add nuw nsw i32 %tmp12, 164 br i1 true, label %inner_exit, label %inner_header65 66ret2: ; preds = %outer_latch67 ret void68}69