llvm segfault

segfault.ll

%Bar = type { i32 }
%Foo = type { %Bar* }

@.str5 = private constant [4 x i8] c"%d\0A\00", align 1

declare i32 @printf(i8* nocapture, ...) nounwind

define i32 @main() ssp {
entry:
  %Bar.i.i.i.i = alloca %Bar, align 8
  %Foo.i.i.i = alloca %Foo, align 8
  %"@bar.i.i.i" = getelementptr inbounds %Foo* %Foo.i.i.i, i64 0, i32 0
  store %Bar* %Bar.i.i.i.i, %Bar** %"@bar.i.i.i", align 8
  %"@field.i.i.i.i" = getelementptr inbounds %Bar* %Bar.i.i.i.i, i64 0, i32 0
  store i32 20, i32* %"@field.i.i.i.i", align 4
  %0 = load %Bar** %"@bar.i.i.i", align 8
  %1 = getelementptr inbounds %Foo* %Foo.i.i.i, i64 0, i32 0
  %2 = load %Bar** %1, align 8
  %3 = getelementptr inbounds %Bar* %2, i64 0, i32 0
  %4 = load i32* %3, align 4
  %5 = call i32 (i8*, ...)* @printf(i8* getelementptr inbounds ([4 x i8]* @.str5, i64 0, i64 0), i32 %4) nounwind
  ret i32 0
}