4.15 Architecture

• The values or expressions assigned to the macros specified in the headers <float.h>, <limits.h>, and <stdint.h> (C90 and C99 5.2.4.2, C99 7.18.2, C99 7.18.3).

  Determined by ABI.

• The number, order, and encoding of bytes in any object (when not explicitly specified in this International Standard) (C99 6.2.6.1).

  Determined by ABI.

• The value of the result of the sizeof operator (C90 6.3.3.4, C99 6.5.3.4).

  Determined by ABI.