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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 32; RUN: opt < %s -loop-reduce -S | FileCheck %s3 4; Provide legal integer types.5target datalayout = "n8:16:32:64"6 7@d = common global i32 0, align 48 9define void @fn2(i32 %x) nounwind uwtable {10; CHECK-LABEL: define void @fn2(11; CHECK-SAME: i32 [[X:%.*]]) #[[ATTR0:[0-9]+]] {12; CHECK-NEXT: entry:13; CHECK-NEXT: br label [[FOR_COND:%.*]]14; CHECK: for.cond:15; CHECK-NEXT: [[LSR_IV:%.*]] = phi i32 [ [[LSR_IV_NEXT:%.*]], [[FOR_COND]] ], [ -1, [[ENTRY:%.*]] ]16; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i32 [[X]], 017; CHECK-NEXT: [[LSR_IV_NEXT]] = add i32 [[LSR_IV]], 118; CHECK-NEXT: br i1 [[TOBOOL]], label [[FOR_COND]], label [[FOR_END:%.*]]19; CHECK: for.end:20; CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr @d, align 421; CHECK-NEXT: [[TMP2:%.*]] = load i32, ptr @d, align 422; CHECK-NEXT: [[TMP0:%.*]] = sub i32 [[TMP1]], [[TMP2]]23; CHECK-NEXT: [[TOBOOL26:%.*]] = icmp eq i32 [[X]], 024; CHECK-NEXT: br i1 [[TOBOOL26]], label [[FOR_END5:%.*]], label [[FOR_BODY_LR_PH:%.*]]25; CHECK: for.body.lr.ph:26; CHECK-NEXT: [[TOBOOL3:%.*]] = icmp ne i32 [[TMP0]], [[LSR_IV_NEXT]]27; CHECK-NEXT: br label [[FOR_END5]]28; CHECK: for.end5:29; CHECK-NEXT: ret void30;31entry:32 br label %for.cond33 34for.cond:35 %g.0 = phi i32 [ 0, %entry ], [ %dec, %for.cond ]36 %tobool = icmp eq i32 %x, 037 %dec = add nsw i32 %g.0, -138 br i1 %tobool, label %for.cond, label %for.end39 40for.end:41 %tmp1 = load i32, ptr @d, align 442 %add = add nsw i32 %tmp1, %g.043 %tmp2 = load i32, ptr @d, align 444 %tobool26 = icmp eq i32 %x, 045 br i1 %tobool26, label %for.end5, label %for.body.lr.ph46 47for.body.lr.ph:48 %tobool3 = icmp ne i32 %tmp2, %add49 br label %for.end550 51for.end5:52 ret void53}54 55 56