Re: Unexpected compiler behavior relating to size_t and boost -
Visual Studio 2005.
* James Kanze:
On Jul 14, 4:51 pm, Juha Nieminen <nos...@thanks.invalid> wrote:
Unknownmat wrote:
I am using Visual Studio 2005 (msvc 8.0, I believe). I am experience
some unexpected compiler warnings that have to do with how integer
types, size_t, and boost interact.
VS2005 has a bug related to this. When you use size_t, it internally
converts it to 'unsigned int'. In some situations it forgets that the
type was actually size_t and only sees it's an 'unsigned int',
How is that a bug? size_t is required to be a typedef, not a
real type, and on a lot of 32 bit machines, it is an unsigned
int. Not "gets converted to", but "is".
It's a bug because the warnings aren't about the actual type but about what it
could be. Thus information about what it could be needs to be retained.
Forgetting that information is a bug.
Cheers,
- Alf
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