Version 12.0
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-* [libc++] [P0482] [C++20] Implement missing bits for codecvt and codecvt_byname.
+* a984dcaf7c21 - [libc++] [P0482] [C++20] Implement missing bits for codecvt and codecvt_byname.
This commit added new instantiations with char8_t for classes codecvt and
codecvt_byname in <locale> in the library.
Symbol added: _ZNKSt3__17codecvtIDsDu11__mbstate_tE5do_inERS1_PKDuS5_RS5_PDsS7_RS7_
Symbol added: _ZTSNSt3__114codecvt_bynameIDiDu11__mbstate_tEE
-* XXXXXXX - [libc++] Instantiate additional <iostream> members in the dylib
+* 997d41cdec53 - [libc++] Instantiate additional <iostream> members in the dylib
This commit added new explicit instantiations for classes in <iostream> in
the library. This was done after noticing that many programs that used streams