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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -verify-scev -passes="print<scalar-evolution>,loop-simplifycfg" -S %s 2>&1 | FileCheck %s3 4; print<scalar-evolution> is used to compute SCEVs for all values & loops in5; the function6 7define void @test_pr58262(ptr %src) {8; CHECK-LABEL: @test_pr58262(9; CHECK-NEXT: entry:10; CHECK-NEXT: br label [[LOOP_1_HEADER:%.*]]11; CHECK: loop.1.header.loopexit:12; CHECK-NEXT: br label [[LOOP_1_HEADER]]13; CHECK: loop.1.header:14; CHECK-NEXT: switch i32 0, label [[LOOP_1_HEADER_SPLIT:%.*]] [15; CHECK-NEXT: i32 1, label [[LOOP_1_HEADER_LOOPEXIT:%.*]]16; CHECK-NEXT: ]17; CHECK: loop.1.header.split:18; CHECK-NEXT: br label [[LOOP_2_HEADER:%.*]]19; CHECK: loop.2.header:20; CHECK-NEXT: call void @clobber()21; CHECK-NEXT: [[L:%.*]] = load i16, ptr [[SRC:%.*]], align 122; CHECK-NEXT: [[C:%.*]] = icmp ult i16 0, [[L]]23; CHECK-NEXT: br i1 [[C]], label [[TRAP:%.*]], label [[LOOP_2_LATCH:%.*]]24; CHECK: loop.2.latch:25; CHECK-NEXT: br label [[LOOP_2_HEADER]]26; CHECK: trap:27; CHECK-NEXT: ret void28;29entry:30 br label %loop.1.header31 32loop.1.header:33 br label %loop.2.header34 35loop.2.header:36 br i1 true, label %then, label %loop.1.header37 38then:39 call void @clobber()40 %l = load i16, ptr %src, align 141 %c = icmp ult i16 0, %l42 br i1 %c, label %trap, label %loop.2.latch43 44loop.2.latch:45 br label %loop.2.header46 47trap: ; preds = %for.body48 ret void49}50 51declare void @clobber()52