On Sun, Jan 23, 2022 at 08:03:32PM +0100, Jean-Marc Lasgouttes wrote: > Le 22/01/2022 à 23:04, Pavel Sanda a écrit : > > On Sat, Jan 22, 2022 at 09:43:15PM +0100, Pavel Sanda wrote: > > > lyx::TextMetrics::redoParagraph:522 pm.rows() = breakParagraph(bigrow); > > > -> step into > > > lyx::TextMetrics::breakParagraph:1136 tail = rb.shortenIfNeeded(width, > > > next_width); -> step into > > > lyx::Row::shortenIfNeeded:640 if (cit->splitAt(w - wid, next_width, true, > > > tail)) { > > > > > > ... (equivalently 4x cont on Row.cpp:640 breakpoint and then step in) > > > > > > Thread 1 "lyx" hit Breakpoint 5, lyx::Row::shortenIfNeeded > > > (this=0x5555588a7ae0, w=569, next_width=203) at Row.cpp:640 > > > 640 if (cit->splitAt(w - wid, next_width, true, tail)) { > > > > > > Biset leads to: > > commit d723b90344c0e56b26fc69aa00cb3001e074a723 > > Author: Jean-Marc Lasgouttes <lasgout...@lyx.org> > > Date: Mon Sep 6 14:52:42 2021 +0200 > > > > Break multi-row strings in one pass > > Thanks to all for the debugging while I was not available. It should be > fixed now. > > To find the right point, I discovered that gdb has a command "catch throw" > that stops when there is an exception. Using this, I saw that it was code > trying to handle a negative string length. From there, it was not too > difficult to find the culprit.
Nice trick to know. > Please test. The other zoom issue is still pending, of course. Thanks for the fix. Just tested and I can no longer reproduce. Scott
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