search for: ahppens

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2015 May 04
2
[LLVMdev] Semantics of an Inbounds GetElementPtr
On Mon, May 4, 2015 at 9:40 AM, Nicholas White <n.j.white at gmail.com> wrote: > Thanks - that makes sense. It's interesting that at -O3 the optimizer > can't reduce the below though - I'll dig into it a bit and see if I > can make a patch that fixes it: I'm unsure what you expect to happen below. It's not quite the same testcase. GVN will PRE the loads, so you
1998 Apr 27
2
Printers disappearing
Hello people. We have an OLD version of Samba linking a Sun running SunOS 4.1.3 with PCs running Windows 95. Both Samba and the OS are to be upgraded in the next couple of months but until that ahppens we have a problem that I would like some advice on. The problem is the list of defined printers in Windows disappears every now and then. It does not happen for all PCs simultaneously, or even for groups of PCs. But when it does happen the only way to get the listing back is to restart Window...
2015 May 04
2
[LLVMdev] Semantics of an Inbounds GetElementPtr
On Sun, May 3, 2015 at 9:57 PM, David Majnemer <david.majnemer at gmail.com> wrote: > > > On Sun, May 3, 2015 at 6:26 PM, Nicholas White <n.j.white at gmail.com> > wrote: > >> Hi - I've got a question about what optimizations the "inbounds" >> keyword of "getelementptr" allows you to use. In the code below, %five >> is loaded
2015 May 04
2
[LLVMdev] Semantics of an Inbounds GetElementPtr
On Mon, May 4, 2015 at 2:19 PM, Nicholas White <n.j.white at gmail.com> wrote: >> It's not quite the same testcase. > Yes - it's an extension of the first test case that I'd expect to be > optimised out in the same way as my earlier example (i.e., store a > value, read it back and branch on it). If you miss out the > "check.first.array.element" block