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; RUN: opt -S < %s -passes=loop-vectorize -force-vector-width=4 | FileCheck %s
declare void @llvm.sideeffect()
; Vectorization across a @llvm.sideeffect.
; CHECK-LABEL: store_ones
; CHECK: store <4 x float>
define void @store_ones(ptr %p, i64 %n) nounwind {
bb7.lr.ph:
br label %bb7
bb7:
%i.02 = phi i64 [ 0, %bb7.lr.ph ], [ %tmp13, %bb7 ]
call void @llvm.sideeffect()
%tmp10 = getelementptr inbounds float, ptr %p, i64 %i.02
store float 1.0, ptr %tmp10, align 4
%tmp13 = add i64 %i.02, 1
%tmp6 = icmp ult i64 %tmp13, %n
br i1 %tmp6, label %bb7, label %bb14
bb14:
ret void
}
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