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Re: [Bug middle-end/33279] Failed to warn uninitialized stack variable
- From: "Andrew Pinski" <pinskia at gmail dot com>
- To: gcc-bugzilla at gcc dot gnu dot org
- Cc: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 2 Sep 2007 07:01:13 -0700
- Subject: Re: [Bug middle-end/33279] Failed to warn uninitialized stack variable
- References: <bug-33279-682@http.gcc.gnu.org/bugzilla/> <20070902135613.23769.qmail@sourceware.org>
On 2 Sep 2007 13:56:13 -0000, hjl at lucon dot org
<gcc-bugzilla@gcc.gnu.org> wrote:
> What does bar get back to? Are you saying if a pointer is passed to bar,
> it can get back to any original struct where the pointer is a field?
It only matters at the context at the point bar is called with the
struct. No other place matters. It does not matter if bar can be
called with a simple array (that will cause undefined code if bar
tries to go before the array) as it still can be using pointer
arithmetic.