Displaying 3 results from an estimated 3 matches for "pr1782".
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pr17892
2007 Nov 13
2
[LLVMdev] BasicAliasAnalysis and out-of-bound GEP indices
Hi!
While investigating into the PR1782 I spent some time analyzing
BasicAliasAnalysis.cpp. While the mentioned problem should be fixed now
(I hope), I have discovered some other possibilities for a bug to occur.
In the case of checking for aliasing of two pointer values, where at
least one of them is a GEP instruction with out-of-bound...
2007 Nov 13
0
[LLVMdev] BasicAliasAnalysis and out-of-bound GEP indices
...whatever
makes optimization easiest." If the two do actually happen to alias,
well, it's the programmer's fault anyways, because they were doing
something undefined!
--Owen
On Nov 13, 2007, at 4:13 PM, Wojciech Matyjewicz wrote:
> Hi!
>
> While investigating into the PR1782 I spent some time analyzing
> BasicAliasAnalysis.cpp. While the mentioned problem should be fixed
> now
> (I hope), I have discovered some other possibilities for a bug to
> occur.
>
> In the case of checking for aliasing of two pointer values, where at
> least one of them...
2007 Nov 15
2
[LLVMdev] BasicAliasAnalysis and out-of-bound GEP indices
...; If the two do actually happen to alias,
> well, it's the programmer's fault anyways, because they were doing
> something undefined!
>
> --Owen
>
> On Nov 13, 2007, at 4:13 PM, Wojciech Matyjewicz wrote:
>
> > Hi!
> >
> > While investigating into the PR1782 I spent some time analyzing
> > BasicAliasAnalysis.cpp. While the mentioned problem should be fixed
> > now
> > (I hope), I have discovered some other possibilities for a bug to
> > occur.
> >
> > In the case of checking for aliasing of two pointer values, where...