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1; RUN: opt -passes=loop-idiom < %s -S | FileCheck %s2target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"3target triple = "x86_64-apple-darwin10.0.0"4 5; CHECK-LABEL: @memset(6; CHECK-NOT: llvm.memset7define ptr @memset(ptr %b, i32 %c, i64 %len) nounwind uwtable ssp {8entry:9 %cmp1 = icmp ult i64 0, %len10 br i1 %cmp1, label %for.body.lr.ph, label %for.end11 12for.body.lr.ph: ; preds = %entry13 %conv6 = trunc i32 %c to i814 br label %for.body15 16for.body: ; preds = %for.body.lr.ph, %for.body17 %indvar = phi i64 [ 0, %for.body.lr.ph ], [ %indvar.next, %for.body ]18 %p.02 = getelementptr i8, ptr %b, i64 %indvar19 store i8 %conv6, ptr %p.02, align 120 %indvar.next = add i64 %indvar, 121 %exitcond = icmp ne i64 %indvar.next, %len22 br i1 %exitcond, label %for.body, label %for.cond.for.end_crit_edge23 24for.cond.for.end_crit_edge: ; preds = %for.body25 br label %for.end26 27for.end: ; preds = %for.cond.for.end_crit_edge, %entry28 ret ptr %b29}30 31