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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 42; RUN: opt < %s -passes=jump-threading -S -jump-threading-across-loop-headers | FileCheck %s3 4; Make sure we correctly distinguish between %tmp15 and %tmp16 when we clone5; body2.6 7define i32 @test(i1 %ARG1, i1 %ARG2, i32 %n) {8; CHECK-LABEL: define i32 @test(9; CHECK-SAME: i1 [[ARG1:%.*]], i1 [[ARG2:%.*]], i32 [[N:%.*]]) {10; CHECK-NEXT: head1:11; CHECK-NEXT: br i1 [[ARG1]], label [[EXIT:%.*]], label [[BODY2:%.*]]12; CHECK: head1.thread:13; CHECK-NEXT: br i1 [[ARG1]], label [[EXIT]], label [[BODY2_THREAD9:%.*]]14; CHECK: body2.thread9:15; CHECK-NEXT: [[TMP1612:%.*]] = add i32 [[TMP165:%.*]], 116; CHECK-NEXT: br label [[LATCH1:%.*]]17; CHECK: body1:18; CHECK-NEXT: [[TMP12:%.*]] = icmp sgt i32 [[TMP165]], 119; CHECK-NEXT: br i1 [[TMP12]], label [[BODY2_THREAD:%.*]], label [[HEAD1_THREAD:%.*]]20; CHECK: body2.thread:21; CHECK-NEXT: [[TMP163:%.*]] = add i32 [[TMP165]], 122; CHECK-NEXT: br label [[LATCH1]]23; CHECK: body2:24; CHECK-NEXT: [[TMP14:%.*]] = phi i32 [ 0, [[HEAD1:%.*]] ]25; CHECK-NEXT: [[TMP15:%.*]] = phi i32 [ 0, [[HEAD1]] ]26; CHECK-NEXT: [[TMP16:%.*]] = add i32 [[TMP14]], 127; CHECK-NEXT: br i1 [[ARG2]], label [[EXIT]], label [[LATCH1]]28; CHECK: latch1:29; CHECK-NEXT: [[TMP165]] = phi i32 [ [[TMP163]], [[BODY2_THREAD]] ], [ [[TMP16]], [[BODY2]] ], [ [[TMP1612]], [[BODY2_THREAD9]] ]30; CHECK-NEXT: [[TMP154:%.*]] = phi i32 [ [[TMP165]], [[BODY2_THREAD]] ], [ [[TMP15]], [[BODY2]] ], [ [[TMP165]], [[BODY2_THREAD9]] ]31; CHECK-NEXT: [[TMP18:%.*]] = icmp sgt i32 [[TMP165]], [[N]]32; CHECK-NEXT: br i1 [[TMP18]], label [[EXIT]], label [[BODY1:%.*]]33; CHECK: exit:34; CHECK-NEXT: [[RC:%.*]] = phi i32 [ [[TMP15]], [[BODY2]] ], [ [[TMP154]], [[LATCH1]] ], [ -1, [[HEAD1]] ], [ -1, [[HEAD1_THREAD]] ]35; CHECK-NEXT: ret i32 [[RC]]36;37entry:38 br label %head139 40head1: ; preds = %entry, %body141 %tmp = phi i32 [ 0, %entry ], [ %tmp16, %body1 ]42 %tmp3 = phi i32 [ 0, %entry ], [ %tmp16, %body1 ]43 %tmp4 = phi i32 [ 0, %entry ], [ %tmp16, %body1 ]44 br i1 %ARG1, label %exit, label %body245 46body1: ; preds = %latch147 %tmp12 = icmp sgt i32 %tmp16, 148 br i1 %tmp12, label %body2, label %head149 50body2: ; preds = %head1, %body151 %tmp14 = phi i32 [ %tmp16, %body1 ], [ %tmp, %head1 ]52 %tmp15 = phi i32 [ %tmp16, %body1 ], [ %tmp3, %head1 ]53 %tmp16 = add i32 %tmp14, 154 br i1 %ARG2, label %exit, label %latch155 56latch1: ; preds = %body257 %tmp18 = icmp sgt i32 %tmp16, %n58 br i1 %tmp18, label %exit, label %body159 60exit: ; preds = %latch1, %body2, %head161 %rc = phi i32 [ %tmp15, %body2 ], [ %tmp15, %latch1 ], [ -1, %head1 ]62 ret i32 %rc63}64