Hi, Forwarded from bug-lilypond here:
http://lists.gnu.org/archive/html/bug-lilypond/2012-12/msg00068.html Looks like Yevgeny Lezhnin is investigating issue 2990. Perhaps you guys can give him some feedback on this. Cheers, Colin. ----- Forwarded message from Yevgeny Lezhnin <z_lezh...@mail2000.ru> ----- Date: Sun, 16 Dec 2012 14:50:25 +0700 From: Yevgeny Lezhnin <z_lezh...@mail2000.ru> To: bug-lilyp...@gnu.org Subject: finding problem in issue 2990 issue 2990 : lilypond crashes with a stack overflow on Windows (1) also tested in Linux, also crash There is infinite loop in calc_skylines function, I don't know yet, what may cause it. This is quotes from discussion with Mike Solomon: I get this backtrace running gdb lilypond with sample from issue 2990: #0 0xb79aa0ac in ?? () from /lib/i386-linux-gnu/libc.so.6 #1 0xb79acddc in malloc () from /lib/i386-linux-gnu/libc.so.6 #2 0xb7b8cdb7 in operator new(unsigned int) () from /usr/lib/i386-linux-gnu/libstdc++.so.6 #3 0x0823e328 in allocate (this=<optimized out>, __n=<optimized out>) at /usr/include/c++/4.7/ext/new_allocator.h:94 #4 _M_get_node (this=<optimized out>) at /usr/include/c++/4.7/bits/stl_list.h:335 #5 _M_create_node (__x=..., this=<optimized out>) at /usr/include/c++/4.7/bits/stl_list.h:482 #6 _M_insert (__x=..., __position=..., this=<optimized out>) at /usr/include/c++/4.7/bits/stl_list.h:1525 #7 push_back (__x=..., this=0xbf800128) at /usr/include/c++/4.7/bits/stl_list.h:997 #8 Skyline::Skyline (this=0xbf800128, src=...) at skyline.cc:463 #9 0x0807e356 in Drul_array (this=0xbf800128) at ../flower/include/drul-array.hh:30 #10 Skyline_pair (this=0xbf800128) at ./include/skyline-pair.hh:25 #11 add_interior_skylines (me=0x844c6c8, x_common=x_common@entry=0x852fd30, y_common=y_common@entry=0x8705ec0, skylines=skylines@entry=0xbfffc6ac) at axis-group-interface.cc:632 #12 0x0807e474 in add_interior_skylines (me=0x845fcd8, x_common=x_common@entry=0x852fd30, y_common=y_common@entry=0x8705ec0, ---Type <return> to continue, or q <return> to quit--- and so on add_interior_skylines (more then 5000 entries) (gdb) bt -5 #87233 0x0807e4e4 in add_interior_skylines (me=0x8705e78, x_common=x_common@entry=0x852fd20, y_common=y_common@entry=0x8705e78, skylines=skylines@entry=0xbfffc6ac) at axis-group-interface.cc:624 #87234 0x0807e4e4 in add_interior_skylines (me=0x8709880, x_common=0x852fd20, y_common=0x8705e78, skylines=0xbfffc6ac) at axis-group-interface.cc:624 #87235 0x08080144 in Axis_group_interface::skyline_spacing (me=0x8705e78, elements=...) at axis-group-interface.cc:881 #87236 0x080803ad in Axis_group_interface::calc_skylines (smob=0xb6e06408) at axis-group-interface.cc:397 #87237 0xb6e06408 in ?? () Backtrace stopped: previous frame inner to this frame (corrupt stack?) 1) http://code.google.com/p/lilypond/issues/detail?id=2990&colspec=ID%20Type%20Status%20Stars%20Owner%20Patch%20Needs%20Summary _______________________________________________ bug-lilypond mailing list bug-lilyp...@gnu.org https://lists.gnu.org/mailman/listinfo/bug-lilypond ----- End forwarded message ----- -- Colin Hall South Mains West Linton EH46 7AY Scotland Tel: 01968 661994 Mob: 07786 677582 _______________________________________________ lilypond-devel mailing list lilypond-devel@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-devel