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; PR1109
; RUN: opt < %s -basicaa -gvn -instcombine -S | \
; RUN: grep {sub i32}
; RUN: opt < %s -basicaa -gvn -instcombine -S | \
; RUN: not grep {ret i32 0}
; END.
target datalayout = "e-p:32:32"
target triple = "i686-apple-darwin8"
%struct.CONSTRAINT = type { i32, i32, i32, i32 }
%struct.FILE_POS = type { i8, i8, i16, i32 }
%struct.FIRST_UNION = type { %struct.FILE_POS }
%struct.FOURTH_UNION = type { %struct.CONSTRAINT }
%struct.GAP = type { i8, i8, i16 }
%struct.LIST = type { %struct.rec*, %struct.rec* }
%struct.SECOND_UNION = type { { i16, i8, i8 } }
%struct.STYLE = type { { %struct.GAP }, { %struct.GAP }, i16, i16, i16, i8, i8 }
%struct.THIRD_UNION = type { { [2 x i32], [2 x i32] } }
%struct.closure_type = type { [2 x %struct.LIST], %struct.FIRST_UNION, %struct.SECOND_UNION, %struct.THIRD_UNION, %struct.FOURTH_UNION, %struct.rec*, { %struct.rec* } }
%struct.head_type = type { [2 x %struct.LIST], %struct.FIRST_UNION, %struct.SECOND_UNION, %struct.THIRD_UNION, %struct.FOURTH_UNION, %struct.rec*, { %struct.rec* }, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, %struct.rec*, i32 }
%struct.rec = type { %struct.head_type }
define i32 @test(%struct.closure_type* %tmp18169) {
%tmp18174 = getelementptr %struct.closure_type* %tmp18169, i32 0, i32 4, i32 0, i32 0 ; <i32*> [#uses=2]
%tmp18269 = bitcast i32* %tmp18174 to %struct.STYLE* ; <%struct.STYLE*> [#uses=1]
%A = load i32* %tmp18174 ; <i32> [#uses=1]
%tmp18272 = getelementptr %struct.STYLE* %tmp18269, i32 0, i32 0, i32 0, i32 2 ; <i16*> [#uses=1]
store i16 123, i16* %tmp18272
%Q = load i32* %tmp18174 ; <i32> [#uses=1]
%Z = sub i32 %A, %Q ; <i32> [#uses=1]
ret i32 %Z
}
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