clang/AST/Type.h

159     FastMask = (1 << FastWidth) - 1
328   unsigned getFastQualifiers() const { return Mask & FastMask; }
330     assert(!(mask & ~FastMask) && "bitmask contains non-fast qualifier bits");
331     Mask = (Mask & ~FastMask) | mask;
334     assert(!(mask & ~FastMask) && "bitmask contains non-fast qualifier bits");
338     removeFastQualifiers(FastMask);
341     assert(!(mask & ~FastMask) && "bitmask contains non-fast qualifier bits");
347   bool hasNonFastQualifiers() const { return Mask & ~FastMask; }
728     assert(!(TQs & ~Qualifiers::FastMask)
740     assert(!(Mask & ~Qualifiers::FastMask) && "mask has non-fast qualifiers");
1065   //    b) Update Qualifiers::FastWidth and FastMask.
4739   assert((int)Qualifiers::CVRMask == (int)Qualifiers::FastMask);