ARRAY[] with \'s is broken?

Can anyone explain what's going on with the slashes?

ssdb=# select version();                                 version
---------------------------------------------------------------------------PostgreSQL 8.0.1 on sparc-sun-solaris2.9,
compiledby GCC gcc (GCC)
 
3.4.2
(1 row)

ssdb=# select ARRAY['\\a']; array
---------{"\\a"}
(1 row)

ssdb=# select ARRAY['\a'];array
-------{a}
(1 row)

ssdb=# select ARRAY['\\\a']; array
---------{"\\a"}
(1 row)




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