On Tue, Jul 24, 2018 at 01:20:58PM -0400, Eric Sunshine wrote:
> On Tue, Jul 24, 2018 at 5:26 AM Jeff King wrote:
> > 1. We'll only trigger with -Wimplicit-function-declaration
> > (and only stop compilation with -Werror). These are
> > generally enabled by DEVELOPER=1. If you
On Tue, Jul 24, 2018 at 5:26 AM Jeff King wrote:
> 1. We'll only trigger with -Wimplicit-function-declaration
> (and only stop compilation with -Werror). These are
> generally enabled by DEVELOPER=1. If you _don't_ have
> that set, we'll still catch the problem, but only at
>
There are a few standard C functions (like strcpy) which are
easy to misuse. E.g.:
char path[PATH_MAX];
strcpy(path, arg);
may overflow the "path" buffer. Sometimes there's an earlier
constraint on the size of "arg", but even in such a case
it's hard to verify that the code is correct. If
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