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1; RUN: opt -irce-print-changed-loops -S -verify-loop-info -passes=irce,verify < %s 2>&1 | FileCheck %s2; RUN: opt -irce-print-changed-loops -S -verify-loop-info -passes='require<branch-prob>,irce,verify' < %s 2>&1 | FileCheck %s3 4; CHECK-NOT: constrained loop5 6define void @single_access_no_preloop_no_offset(ptr %arr, ptr %a_len_ptr, i32 %n) {7 entry:8 %first.itr.check = icmp sgt i32 %n, 09 br i1 %first.itr.check, label %loop, label %exit10 11 loop:12 %idx = phi i32 [ 0, %entry ] , [ %idx.next, %in.bounds ]13 %idx.next = add i32 %idx, 114 %len = load i32, ptr %a_len_ptr, !range !015 %abc = icmp slt i32 %idx, %len16 br i1 %abc, label %in.bounds, label %out.of.bounds, !prof !117 18 in.bounds:19 %addr = getelementptr i32, ptr %arr, i32 %idx20 store i32 0, ptr %addr21 %next = icmp slt i32 %idx.next, %n22 br i1 %next, label %loop, label %exit23 24 out.of.bounds:25 ret void26 27 exit:28 ret void29}30 31!0 = !{i32 0, i32 2147483647}32!1 = !{!"branch_weights", i32 64, i32 4}33