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; RUN: opt < %s -instcombine -S | FileCheck %s
define void @test1(float* %a, float* readnone %a_end, i32* %b.i) {
; CHECK-LABEL: @test1
entry:
%cmp1 = icmp ult float* %a, %a_end
br i1 %cmp1, label %for.body.preheader, label %for.end
for.body.preheader: ; preds = %entry
%b = ptrtoint i32 * %b.i to i64
; CHECK: bitcast
; CHECK-NOT: ptrtoint
br label %for.body
; CHECK: br label %for.body
for.body: ; preds = %for.body, %for.body.preheader
%a.addr.03 = phi float* [ %incdec.ptr, %for.body ], [ %a, %for.body.preheader ]
%b.addr.02 = phi i64 [ %add.int, %for.body ], [ %b, %for.body.preheader ]
; CHECK: %a.addr.03 = phi float* [ %incdec.ptr, %for.body ], [ %a, %for.body.preheader ]
; CHECK-NOT: phi i64
%tmp = inttoptr i64 %b.addr.02 to float*
; CHECK-NOT: inttoptr
%tmp1 = load float, float* %tmp, align 4
; CHECK: = load
%mul.i = fmul float %tmp1, 4.200000e+01
store float %mul.i, float* %a.addr.03, align 4
%add = getelementptr inbounds float, float* %tmp, i64 1
; CHECK: %add =
%add.int = ptrtoint float* %add to i64
; CHECK-NOT: ptrtoint
%incdec.ptr = getelementptr inbounds float, float* %a.addr.03, i64 1
; CHECK: %incdec.ptr =
%cmp = icmp ult float* %incdec.ptr, %a_end
br i1 %cmp, label %for.body, label %for.end
for.end: ; preds = %for.body, %entry
ret void
}
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