Is it safe to use -1 to set all bits to true?

Is it safe to use -1 to set all bits to true?

c++ c binary bit-fields

c

Why is assigning a value to a bit field not giving the same value back?

c++ c bit-fields signed-integer implementation-defined-behavior

c

Why bit endianness is an issue in bitfields?

c cross-platform portability low-level bit-fields

c

What does 'unsigned temp:3' in a struct or union mean? [duplicate]

c++ c bit-fields colon

c

When is it worthwhile to use bit fields?

c++ c bit-fields

c

What does a colon in a struct declaration mean, such as :1, :7, :16, or :32?

c++ c bit-fields

c

In C, what does a colon mean inside a declaration? [duplicate]

c bit-fields colon

c

What is the most efficient way to represent small values in a struct?

c struct bit-fields

c

How is the size of a struct with Bit Fields determined/measured?

c bit-fields

c

Colons after variable name in C [duplicate]

c syntax bit-fields

c

Does ANSI C support signed / unsigned bit fields?

c struct bit-fields

c

What does an unnamed zero length bit-field mean in C? [duplicate]

c structure bit-fields

c