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| ; RUN: opt < %s -instcombine -S | FileCheck %s
define void @test(float* %a, float* readnone %a_end, i64 %b) unnamed_addr {
entry:
%cmp1 = icmp ult float* %a, %a_end
br i1 %cmp1, label %for.body.preheader, label %for.end
for.body.preheader: ; preds = %entry
%b.float = inttoptr i64 %b to float*
br label %for.body
for.body: ; preds = %for.body.preheader, %for.body
%a.addr.03 = phi float* [ %incdec.ptr, %for.body ], [ %a, %for.body.preheader ]
%b.addr.float = phi float* [ %b.addr.float.inc, %for.body ], [ %b.float, %for.body.preheader ]
%b.addr.i64 = phi i64 [ %b.addr.i64.inc, %for.body ], [ %b, %for.body.preheader ]
; CHECK: %a.addr.03 = phi float* [ %incdec.ptr, %for.body ], [ %a, %for.body.preheader ]
; CHECK-NEXT: %b.addr.float = phi float* [ %b.addr.float.inc, %for.body ], [ %b.float, %for.body.preheader ]
; CHECK-NEXT: = load float
%l = load float, float* %b.addr.float, align 4
%mul.i = fmul float %l, 4.200000e+01
store float %mul.i, float* %a.addr.03, align 4
; CHECK: store float
%b.addr.float.2 = inttoptr i64 %b.addr.i64 to float*
; CHECK-NOT: inttoptr
%b.addr.float.inc = getelementptr inbounds float, float* %b.addr.float.2, i64 1
; CHECK: %b.addr.float.inc =
%b.addr.i64.inc = ptrtoint float* %b.addr.float.inc 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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