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1; RUN: opt < %s -S -passes=licm | FileCheck %s2 3; Check that the LICM pass does not operate on a loop which has the4; llvm.licm.disable metadata.5; CHECK-LABEL: @licm_disable6; CHECK: entry:7; CHECK-NOT: load8; CHECK: do.body:9; CHECK: load i64, ptr @in10 11target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"12target triple = "x86_64-pc-windows-msvc"13 14@in = internal unnamed_addr global ptr null, align 815@out = internal unnamed_addr global ptr null, align 816 17define void @licm_disable(i32 %N) {18entry:19 br label %do.body20 21do.body: ; preds = %entry22 %i.0 = phi i32 [ 0, %entry ], [ %inc, %do.body ]23 %v1 = load i64, ptr @in, align 824 store i64 %v1, ptr @out, align 825 %inc = add nsw i32 %i.0, 126 %cmp = icmp slt i32 %inc, %N27 br i1 %cmp, label %do.body, label %do.end, !llvm.loop !128 29do.end: ; preds = %do.body30 ret void31}32!1 = !{!1, !2}33!2 = !{!"llvm.licm.disable"}34