ref: cc6b70f1d56a105a2affcf4113eb4b529f1c5baa
dir: /test/asm/strin-strrin.asm/
SECTION "Test", ROM0
assert STRIN("foo bar baz", "bar") == STRRIN("foo bar baz", "bar")
assert STRIN("foo bar bargain", "bar") == 5
assert STRRIN("foo bar bargain", "bar") == 9
assert STRIN("foo bar", "qux") == 0
assert STRRIN("foo bar", "qux") == 0
assert STRIN("foo", "foobar") == 0
assert STRRIN("foo", "foobar") == 0
assert STRIN("foobar", "") == 1
assert STRRIN("foobar", "") == STRLEN("foobar") + 1