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IDProjectCategoryView StatusDate SubmittedLast Update
0002124graphvizDotpublic2011-08-05 12:422011-08-05 16:28
Reporterkevin brintnall 
Assigned Toerg 
Platformamd64OSFreeBSDOS Version8.1-RELEASE
Summary0002124: Large graph core dumps on 2.28.0, worked fine in 2.26.3
DescriptionWorks OK in 2.26.3:

% neato -Tpng -ogv-crash.png
% ls -l gv-crash.png
-rw-r--r-- 1 kbrintn staff 581K Aug 5 16:37:21 2011 gv-crash.png

Core dumps in 2.28.0, leaving an empty file:

% ./228/bin/neato -Tpng -ogv-crash.png
neato: graph is too large for cairo-renderer bitmaps. Scaling by 1.52583e-05 to fit
neato: failure to create cairo surface: out of memory
[3] 78672 segmentation fault (core dumped) ./run/bin/neato -Tpng -ogv-crash.png
ls -l gv-crash.png
-rw-r--r-- 1 kbrintn staff 0B Aug 5 16:38:10 2011 gv-crash.png

Also, fails with GD renderer. Does not crash, output is empty.

% ./228/bin/neato -Tpng:gd -ogv-crash.png
gd warning: one parameter to a memory allocation multiplication is negative, failing operation gracefully
Error: gdImageCreate returned NULL. Malloc problem?
% ls -l gv-crash.png
-rw-r--r-- 1 kbrintn staff 0B Aug 5 16:40:31 2011 gv-crash.png
Steps To Reproduceneato -Tpng -ogv-crash.png
Additional InformationThis graph generates the following warnings:

Warning: node 'AAB', graph 'XXX_XXXX' size too small for label

They are benign and have not affected us in any version of GV thusfar.
TagsNo tags attached.
Attached Filesdot file icon [^] (6,506 bytes) 2011-08-05 12:42

- Relationships

-  Notes
User avatar (0000048)
erg (administrator)
2011-08-05 16:28

In making prism the default for overlap=false, if prism isn't available, it
picked up scale instead of voronoi as in 2.26. The fix switched these around.

- Issue History
Date Modified Username Field Change
2011-08-05 12:42 kevin brintnall New Issue
2011-08-05 12:42 kevin brintnall File Added:
2011-08-05 16:28 erg DATE-FIXED => 2011-08-05
2011-08-05 16:28 erg Note Added: 0000048
2011-08-05 16:28 erg Status new => closed
2011-08-05 16:28 erg Assigned To => erg
2011-08-05 16:28 erg Resolution open => fixed

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