Re: STL vector resize on MSVC broken?

From:
James Kanze <james.kanze@gmail.com>
Newsgroups:
comp.lang.c++
Date:
Tue, 16 Dec 2008 03:17:46 -0800 (PST)
Message-ID:
<8eaecc85-a076-49a1-ae45-2ae08f8d75f7@b41g2000pra.googlegroups.com>
On Dec 16, 2:11 am, "Daniel T." <danie...@earthlink.net> wrote:

Drawknob <Drawk...@gmail.com> wrote:

Changing the ordering of the resizes below gives me
different results-- if it's this way it works, if I swap
some lines, it results in corrupted data.


    [...]

I suggest the first thing you do is make sure *every* variable
is initialized properly, replace every C array with a vector
and use the 'at()' member function instead of the op[]
member-function,


I agree with using vector, but why at()? In this case, the
immediate core dump you get with op[] would seem preferable. (I
know, the standard says it's undefined behavior, but any decent
implementation of std::vector will give you a core dump---the
ones with VC++ and g++ do, at any rate.)

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