Archived issue #0025395
SIGSEGV in BRepOffsetAPI_MakeThickSolid
Description
An exception was caught 0x7f9914d31bf1 : OSD_SIGSEGV: SIGSEGV 'segmentation violation' detected. Address 0
** Exception ** 0x7f9914d31bf1 : OSD_SIGSEGV: SIGSEGV 'segmentation violation' detected. Address 0
** Exception ** 0x7f9914d31bf1 : OSD_SIGSEGV: SIGSEGV 'segmentation violation' detected. Address 0
Steps to reproduce
#generated by FreeCAD 0.15.4119 +12 (Git)
pload MODELING
restore Attachment 1 (BREP) s1
explode s1 F
offsetparameter 1e-7 p a
offsetload s1 1 s1_2 s1_3 s1_4
offsetperform Thickness
donly Thickness
pload MODELING
restore Attachment 1 (BREP) s1
explode s1 F
offsetparameter 1e-7 p a
offsetload s1 1 s1_2 s1_3 s1_4
offsetperform Thickness
donly Thickness
Additional information
original report http://forum.freecadweb.org/viewtopic.php?f=3&t=8084&p=66255
#0 0x00007fff7b664769 in BRepOffset_Tool::OrientSection (E=..., F1=...,
F2=..., O1=@0x7fffffffa9ac: 32767, O2=@0x7fffffffa9a8: 2210867259)
at occt-eb46b12/src/BRepOffset/BRepOffset_Tool.cxx:524
#0000001 0x00007fff7b63e729 in BRepOffset_Inter3d::ContextIntByArc (this=
0x7fffffffac60, ContextFaces=..., InSide=0, Analyse=...,
InitOffsetFace=..., InitOffsetEdge=...)
at occt-eb46b12/src/BRepOffset/BRepOffset_Inter3d.cxx:783
#0000002 0x00007fff7b64f0e5 in BRepOffset_MakeOffset::Intersection3D (this=
0x7fffffffaf58, Inter=...)
at occt-eb46b12/src/BRepOffset/BRepOffset_MakeOffset.cxx:2592
#0 0x00007fff7b664769 in BRepOffset_Tool::OrientSection (E=..., F1=...,
F2=..., O1=@0x7fffffffa9ac: 32767, O2=@0x7fffffffa9a8: 2210867259)
at occt-eb46b12/src/BRepOffset/BRepOffset_Tool.cxx:524
#0000001 0x00007fff7b63e729 in BRepOffset_Inter3d::ContextIntByArc (this=
0x7fffffffac60, ContextFaces=..., InSide=0, Analyse=...,
InitOffsetFace=..., InitOffsetEdge=...)
at occt-eb46b12/src/BRepOffset/BRepOffset_Inter3d.cxx:783
#0000002 0x00007fff7b64f0e5 in BRepOffset_MakeOffset::Intersection3D (this=
0x7fffffffaf58, Inter=...)
at occt-eb46b12/src/BRepOffset/BRepOffset_MakeOffset.cxx:2592
Public activity
2 archived notes
Participants are labeled by their role within this record.
#same geometry. but this time without external shapes
#generated by FreeCAD 0.15.4119 +12 (Git)
pload MODELING
ellipse Ellipse-curve 0 0 0 100.87 22
mkedge Ellipse-edge Ellipse-curve 0 6.28318530718
wire Ellipse-wire Ellipse-edge
mkplane Ellipse Ellipse-wire
ttranslate Ellipse 0 -27 184.5
explode Ellipse E
wire Sweep-0-spine Ellipse_1
mksweep Sweep-0-spine
setsweep -CF
circle Circle-curve 0 0 0 18
mkedge Circle-edge Circle-curve 0 0
wire Circle Circle-edge
trotate Circle 0 0 0 0 -1 0 90
ttranslate Circle 0 -70 202.5
addsweep Circle
buildsweep Sweep -C -S
box Box001 300 90 300
ttranslate Box001 -150 -27 0
bcut Cut031 Sweep Box001
box Box002 300 100 30
ttranslate Box002 -150 -100 202.5
bcut Cut032 Cut031 Box002
explode Cut032 F
offsetparameter 1e-7 p a
offsetload Cut032 1 Cut032_3 Cut032_2 Cut032_4
offsetperform Thickness
donly Thickness
#generated by FreeCAD 0.15.4119 +12 (Git)
pload MODELING
ellipse Ellipse-curve 0 0 0 100.87 22
mkedge Ellipse-edge Ellipse-curve 0 6.28318530718
wire Ellipse-wire Ellipse-edge
mkplane Ellipse Ellipse-wire
ttranslate Ellipse 0 -27 184.5
explode Ellipse E
wire Sweep-0-spine Ellipse_1
mksweep Sweep-0-spine
setsweep -CF
circle Circle-curve 0 0 0 18
mkedge Circle-edge Circle-curve 0 0
wire Circle Circle-edge
trotate Circle 0 0 0 0 -1 0 90
ttranslate Circle 0 -70 202.5
addsweep Circle
buildsweep Sweep -C -S
box Box001 300 90 300
ttranslate Box001 -150 -27 0
bcut Cut031 Sweep Box001
box Box002 300 100 30
ttranslate Box002 -150 -100 202.5
bcut Cut032 Cut031 Box002
explode Cut032 F
offsetparameter 1e-7 p a
offsetload Cut032 1 Cut032_3 Cut032_2 Cut032_4
offsetperform Thickness
donly Thickness
Problem described in issue is reproduced on current state of OCCT.