Older CPUs and some fairly modern microcontrollers are not made to readily support C compilers. Among those are the 1802, some 8-bit PICs, and the 6502 at the heart of the Commodore 64. That’s not to ...
Performance gains of up to approximately 30% over gcc 3.2. Optional Fortran compiler vs. g77, which translates into C and compiles with GCC. GCC compatibility mode. 64-bit support (Intel Itanium only) ...