Re: Commit messages and the move to git

2019-11-19 Thread Nicholas Krause
On 11/19/19 6:44 PM, Joseph Myers wrote: On Tue, 19 Nov 2019, Segher Boessenkool wrote: Most of the time after I type "git log" I type "/\<123456\>". We need to keep a way to easily map SVN revision ids to git commits, and something a bit more elegant than the ugly git-svn footers would be

Re: Commit messages and the move to git

2019-11-19 Thread Joseph Myers
On Tue, 19 Nov 2019, Segher Boessenkool wrote: > Most of the time after I type "git log" I type "/\<123456\>". We need > to keep a way to easily map SVN revision ids to git commits, and > something a bit more elegant than the ugly git-svn footers would be nice. Whatever reposurgeon's "write --le

Re: Commit messages and the move to git

2019-11-19 Thread Segher Boessenkool
On Tue, Nov 19, 2019 at 02:36:21PM -0500, Eric S. Raymond wrote: > Jason Merrill : > > Well, I was thinking of also giving some clue of what the commit was > > about. One possibly cut-off line accomplishes that, a simple revision > > number not so much. Sure, but it isn't easy at all to automatic

Re: ToDos on Parallel GCC Wiki

2019-11-19 Thread Nicholas Krause
On 11/18/19 3:44 PM, Nicholas Krause wrote: Greetings Richard, Seems some of these things can either be closed or discussed here: Add support to a multithread environment to Garbage Collector: This may not matter as memory is in bulk at the beginning of passes. I've benchmarked it and i

Re: Commit messages and the move to git

2019-11-19 Thread Richard Earnshaw (lists)
On 19/11/2019 22:14, Eric S. Raymond wrote: > Richard Earnshaw (lists) : >> Nope, that was from running the go version from yesterday. This one, to >> be precise: 1ab3c514c6cd5e1a5d6b68a8224df299751ca637 >> >> This pass used to be very fast a couple of weeks back, but something >> went in recentl

Re: Commit messages and the move to git

2019-11-19 Thread Eric S. Raymond
Richard Earnshaw (lists) : > Nope, that was from running the go version from yesterday. This one, to > be precise: 1ab3c514c6cd5e1a5d6b68a8224df299751ca637 > > This pass used to be very fast a couple of weeks back, but something > went in recently that's caused a major slowdown. > > Oh, and I'v

Re: Commit messages and the move to git

2019-11-19 Thread Eric S. Raymond
Richard Earnshaw (lists) : > I've been unsuccessful so far in creating a simple reproducer. However, > r278216 on the gcc 'ranger' branch is an example of what I mean. The > property list for this is > > $ svn propget svn:mergeinfo -r278216 > FILE:///home/rearnsha/tmp/gcc-mirror/branches/ranger

Re: Commit messages and the move to git

2019-11-19 Thread Richard Earnshaw (lists)
On 19/11/2019 19:47, Richard Earnshaw (lists) wrote: > On 19/11/2019 19:32, Eric S. Raymond wrote: >> Richard Earnshaw (lists) : >>> I was looking at the reposurgeon code last night, and I think I can see what >>> the problem *might* be, but I haven't had time to produce a testcase. >>> >>> Some of

Re: Commit messages and the move to git

2019-11-19 Thread Richard Earnshaw (lists)
On 19/11/2019 19:32, Eric S. Raymond wrote: > Richard Earnshaw (lists) : >> I was looking at the reposurgeon code last night, and I think I can see what >> the problem *might* be, but I haven't had time to produce a testcase. >> >> Some of our commits have mergeinfo that looks a bit like this: >> >

Re: Commit messages and the move to git

2019-11-19 Thread Richard Earnshaw (lists)
On 19/11/2019 11:45, Richard Earnshaw (lists) wrote: > On 19/11/2019 11:24, Eric S. Raymond wrote: >> Richard Earnshaw (lists) : >>> Well a lot of that is a property of the conversion tool.  git svn does a >>> relatively poor job of anything other than straight history (I >>> believe it >>> just ig

Re: Commit messages and the move to git

2019-11-19 Thread Eric S. Raymond
Jason Merrill : > Well, I was thinking of also giving some clue of what the commit was > about. One possibly cut-off line accomplishes that, a simple revision > number not so much. It's conventional under Git to have comments lead with a summary sentence. I think you're going to find that the va

Re: Commit messages and the move to git

2019-11-19 Thread Eric S. Raymond
Richard Earnshaw (lists) : > I was looking at the reposurgeon code last night, and I think I can see what > the problem *might* be, but I haven't had time to produce a testcase. > > Some of our commits have mergeinfo that looks a bit like this: > > 202022-202023,202026,202028-202029,202036,202039

Could unwind landing pads increment the stack?

2019-11-19 Thread Matthew Malcomson
Hello, I'm looking into how the unwind mechanism works in order to gather information to inform how we should eventually handle exceptions in MTE. I'm currently having a discussion on the llvm-dev list about how HWASAN handles exceptions, and believe it has relevence. https://lists.llvm.org/pip

Re: Commit messages and the move to git

2019-11-19 Thread Jason Merrill
On Tue, Nov 19, 2019 at 11:31 AM Segher Boessenkool < seg...@kernel.crashing.org> wrote: > On Tue, Nov 19, 2019 at 09:56:50AM -0500, Jason Merrill wrote: > > Yep. I don't think we need to worry about getting optimal one-line > > summaries for ancient commits; something reasonably unique should be

Re: Commit messages and the move to git

2019-11-19 Thread Richard Earnshaw (lists)
On 19/11/2019 16:31, Segher Boessenkool wrote: On Tue, Nov 19, 2019 at 09:56:50AM -0500, Jason Merrill wrote: Yep. I don't think we need to worry about getting optimal one-line summaries for ancient commits; something reasonably unique should be plenty. In that case, how about just "SVN rN

Re: Commit messages and the move to git

2019-11-19 Thread Jonathan Wakely
On Tue, 19 Nov 2019 at 16:31, Segher Boessenkool wrote: > > On Tue, Nov 19, 2019 at 09:56:50AM -0500, Jason Merrill wrote: > > Yep. I don't think we need to worry about getting optimal one-line > > summaries for ancient commits; something reasonably unique should be plenty. > > In that case, how ab

Re: Commit messages and the move to git

2019-11-19 Thread Segher Boessenkool
On Tue, Nov 19, 2019 at 09:56:50AM -0500, Jason Merrill wrote: > Yep. I don't think we need to worry about getting optimal one-line > summaries for ancient commits; something reasonably unique should be plenty. In that case, how about just "SVN rNN"? And then we don't need the footer from git

Re: Commit messages and the move to git

2019-11-19 Thread Jason Merrill
On Mon, Nov 18, 2019 at 4:38 PM Richard Earnshaw (lists) < richard.earns...@arm.com> wrote: > On 18/11/2019 20:53, Jason Merrill wrote: > > On Mon, Nov 18, 2019 at 2:51 PM Segher Boessenkool < > > seg...@kernel.crashing.org> wrote: > > > >> On Mon, Nov 18, 2019 at 07:21:22PM +, Richard Earnsha

Lets_s Have a look

2019-11-19 Thread Caroline Hayes
Hi, I am curious to know if you would be interested in acquiring a Visitors list of Expo SE 2019. We have 5,000 unique Attendees. Every Contacts include: Contact Name, Email, Job Title, Phone Number etc. Share your thoughts or pass this to concern person. If in

Re: Commit messages and the move to git

2019-11-19 Thread Richard Earnshaw (lists)
On 19/11/2019 11:24, Eric S. Raymond wrote: Richard Earnshaw (lists) : Well a lot of that is a property of the conversion tool. git svn does a relatively poor job of anything other than straight history (I believe it just ignores the non-linear information. Yes, svn-git does a *terrible* job

Re: Commit messages and the move to git

2019-11-19 Thread Eric S. Raymond
Joseph Myers : > I think the main thing to make sure of in the conversion regarding that > issue is that cherry-picks do *not* turn into merge commits I confirm that this is how it now works. -- http://www.catb.org/~esr/";>Eric S. Raymond

Re: Commit messages and the move to git

2019-11-19 Thread Eric S. Raymond
Richard Earnshaw (lists) : > Well a lot of that is a property of the conversion tool. git svn does a > relatively poor job of anything other than straight history (I believe it > just ignores the non-linear information. Yes, svn-git does a *terrible* job on anything other than linear history. Th