Usage of sizeof ()

Machine Platform: x86_64 processor

Operating system: Red Hat 4.1.2-14

Compiler: GCC version 4.1.2 20070626

Size of Char is:1

Size of unsigned char is:1

Size of signed Char Is:1

Size of int is:4

Size of short is:2

Size of long Is:8

Size of long int is:8

Size of signed int is:4

Size of unsigned int is:4

Size of unsigned long int is:8

Size of long Long int is:8

Size of unsigned long long is:8

Size of float is:4

Size of Double is:8

Size of long double is:16

Size of (void *) Is:8

Size of (char *) is:8

Size of (int *) Is:8

Size of (long *) is:8

Size of (Long long *) is:8

Size of (float *) is:8

Size of (double *) is:8

All pointers are accounted for 8 bytes

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Machine Platform: X86_32 processor

Operating system: Windows XP SP2

Compiler: VS2005 's own C + + compiler

Size of Char is:1

Size of unsigned char is:1

Size of signed Char Is:1

Size of int is:4

Size of short is:2

Size of long is:4

Size of long int is:4

Size of signed int is:4

Size of unsigned int is:4

Size of unsigned long int is:4

Size of Long long int is:8

Size of unsigned long long is:8

Size of float is:4

Size of Double is:8

Size of long double is:8

Size of (void *) is:4

Size of (char *) is:4

Size of (int *) is:4

Size of (long *) is:4

Size of (Long long *) is:4

Size of (float *) is:4

Size of (double *) is:4

All pointers are accounted for 4 bytes

Usage of sizeof ()