; RUN: opt < %s -S -basic-aa -licm | FileCheck %s ; Check that the LICM pass does not operate on a loop which has the ; llvm.licm.disable metadata. ; CHECK-LABEL: @licm_disable ; CHECK: entry: ; CHECK-NOT: load ; CHECK: do.body: ; CHECK: load i64, i64* bitcast (i32** @in to i64*) target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-pc-windows-msvc" @in = internal unnamed_addr global i32* null, align 8 @out = internal unnamed_addr global i32* null, align 8 define void @licm_disable(i32 %N) { entry: br label %do.body do.body: ; preds = %entry %i.0 = phi i32 [ 0, %entry ], [ %inc, %do.body ] %v1 = load i64, i64* bitcast (i32** @in to i64*), align 8 store i64 %v1, i64* bitcast (i32** @out to i64*), align 8 %inc = add nsw i32 %i.0, 1 %cmp = icmp slt i32 %inc, %N br i1 %cmp, label %do.body, label %do.end, !llvm.loop !1 do.end: ; preds = %do.body ret void } !1 = !{!1, !2} !2 = !{!"llvm.licm.disable"}