llvm/ir-test/ir-test.ll

@str = internal constant [12 x i8] c"hello world\00"

declare i32 @puts(i8 *)

define i32 @main() {
    %cast210 = getelementptr [12 x i8]* @str, i64 0, i64 0

    call i32 @puts(i8 * %cast210)
    ret i32 0
}