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

[llvm-project.git] / llvm / test / Transforms / InstCombine / 2007-04-08-SingleEltVectorCrash.ll

; RUN: opt < %s -instcombine -disable-output
; PR1304

define i64 @bork(<1 x i64> %vec) {
  %tmp = extractelement <1 x i64> %vec, i32 0
  ret i64 %tmp
}