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InstCombine
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2009-03-20-AShrOverShift.ll
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; RUN: opt < %s -instcombine -S | grep {ashr i32 %val, 31}
; PR3851
define
i32
@foo2
(
i32
%val
)
nounwind
{
entry
:
%shr
=
ashr
i32
%val
,
15
; <i32> [#uses=3]
%shr4
=
ashr
i32
%shr
,
17
; <i32> [#uses=1]
ret
i32
%shr4
}