File: reassociate-deadinst.ll

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llvm-toolchain-9 1%3A9.0.1-16.1
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; RUN: opt < %s -inline -functionattrs -reassociate -S | FileCheck %s

; CHECK-NOT: func1
; CHECK-LABEL: main
; CHECK-NEXT: ret void

define internal i16 @func1() noinline #0 {
  ret i16 0
}

define void @main(i16 %argc, i16** %argv) #0 {
  %_tmp0 = call i16 @func1()
  %_tmp2 = zext i16 %_tmp0 to i32
  ret void
}
attributes #0 = { minsize nounwind optsize }