xref: /llvm-project/llvm/test/Transforms/InstSimplify/ConstProp/div-zero.ll (revision 5b4b842ffb0952ce4a8949962a9857b6520fca39)

; RUN: opt < %s -passes=instcombine -S | grep "ret i32 0"
; PR4424
declare void @ext()

define i32 @foo(i32 %ptr) {
entry:
        %zero = sub i32 %ptr, %ptr              ; <i32> [#uses=1]
        %div_zero = sdiv i32 %zero, ptrtoint (ptr getelementptr (i32, ptr null,
i32 1) to i32)             ; <i32> [#uses=1]
        ret i32 %div_zero
}