History of Types in C/C++

16-bit Machines (Max 32-bit):
Note: short and int are the same, float is 16-bit

• char        8-bit
• short       16-bit
• int         16-bit
• long        32-bit (Max)
• long long   No such type
• float       16-bit
• double      32-bit (Max)
• long double No such type

32-bit Machines (Max 64-bit):
Note: int and long are the same, float is 32-bit

• char        8-bit
• short       16-bit
• int         32-bit
• long        32-bit
• long long   64-bit (Max)
• float       32-bit
• double      64-bit (Max)
• long double No such type

64-bit Machines (Max 128 bit):
Note: int is 32-bit, long is 64-bit, long double is added

• char        8-bit
• short       16-bit
• int         32-bit
• long        64-bit
• long long   128-bit (Max)
• float       32-bit
• double      64-bit
• long double 128-bit (Max)