common: Work around GCC8 _xgetbv bug clang and earlier GCC versions do not provide the _xgetbv intrinsic. GCC8 does, but unfortunately it's broken. (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85684). Re-use our _xgetbv implementation to avoid the bug, but rename it to avoid compilation errors as well.
GameDB: Scarface and Harry Potter COS Updates. (#2431) Add ScarfaceIbitHack gamefix to Scarface The World Is Yours (NTSC-U) SLUS-21111 and SLUS-21492. Change Scarface Compatibility to 5 to the above two games. Add code comments to Harry Potter and the Chamber of Secrets (PAL) SLES-51192 and (NTSC-U) SLUS-20576 explaining that they both share the same CRC id.