[DAGCombiner] Add target hook function to decide folding (mul (add x, c1), c2)

[llvm-project.git] / llvm / test / Transforms / InstCombine / 2008-10-23-ConstFoldWithoutMask.ll

; RUN: opt < %s -instcombine
; PR2940

define i32 @tstid() {
        %var0 = inttoptr i32 1 to i8*           ; <i8*> [#uses=1]
        %var2 = ptrtoint i8* %var0 to i32               ; <i32> [#uses=1]
        ret i32 %var2
}