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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=canon-freeze -S | FileCheck %s3declare void @call(i32)4 5define void @add(i32 %init, i32 %n) {6; CHECK-LABEL: @add(7; CHECK-NEXT: entry:8; CHECK-NEXT: [[INIT_FROZEN:%.*]] = freeze i32 [[INIT:%.*]]9; CHECK-NEXT: br label [[LOOP:%.*]]10; CHECK: loop:11; CHECK-NEXT: [[I:%.*]] = phi i32 [ [[INIT_FROZEN]], [[ENTRY:%.*]] ], [ [[I_NEXT:%.*]], [[LOOP]] ]12; CHECK-NEXT: [[I_NEXT]] = add i32 [[I]], 113; CHECK-NEXT: [[NONSTEP:%.*]] = mul nsw i32 [[I]], 214; CHECK-NEXT: call void @call(i32 [[NONSTEP]])15; CHECK-NEXT: [[COND:%.*]] = icmp eq i32 [[I_NEXT]], [[N:%.*]]16; CHECK-NEXT: br i1 [[COND]], label [[LOOP]], label [[EXIT:%.*]]17; CHECK: exit:18; CHECK-NEXT: ret void19;20entry:21 br label %loop22 23loop:24 %i = phi i32 [ %init, %entry], [%i.next, %loop ]25 %i.next = add nsw i32 %i, 126 %i.next.fr = freeze i32 %i.next27 %nonstep = mul nsw i32 %i, 228 call void @call(i32 %nonstep)29 %cond = icmp eq i32 %i.next.fr, %n30 br i1 %cond, label %loop, label %exit31 32exit:33 ret void34}35