[postgis-devel] Issue 112 in postgis: ST_CurveToLine sometimes crashes server

[codesite-noreply at google.com]

Comment #1 on issue 112 by mark.cav... at siriusit.co.uk: ST_CurveToLine  
sometimes crashes server
http://code.google.com/p/postgis/issues/detail?id=112

Here's the preliminary backtrace:

(gdb) bt
#0  0x000000000067c68a in pfree ()
#1  0x00007ffa773e502b in lwgeom_release (lwgeom=0xb7f420) at lwgeom.c:332
#2  0x00007ffa773df079 in LWGEOM_curve_segmentize () from
/home/pg83/rel-8.3.5/lib/postgresql/postgis-1.4.so
#3  0x00000000005294bd in ExecMakeFunctionResult ()
#4  0x0000000000527615 in ExecEvalFuncArgs ()
#5  0x0000000000529433 in ExecMakeFunctionResult ()
#6  0x00000000005273ce in ExecProject ()
#7  0x000000000052d1df in ExecScan ()
#8  0x00000000005268e8 in ExecProcNode ()
#9  0x0000000000524905 in ExecutorRun ()
#10 0x00000000005be5a0 in PortalRunSelect ()
#11 0x00000000005bfc09 in PortalRun ()
#12 0x00000000005baeac in exec_simple_query ()
#13 0x00000000005bc3d7 in PostgresMain ()
#14 0x00000000005907b2 in ServerLoop ()
#15 0x0000000000591494 in PostmasterMain ()
#16 0x0000000000546b48 in main ()
(gdb) frame 1
#1  0x00007ffa773e502b in lwgeom_release (lwgeom=0xb7f420) at lwgeom.c:332
332                     lwfree(lwgeom->bbox);
Current language:  auto; currently c
(gdb)


I suspect it's probably related to some geometries having bboxs and some  
not...


ATB,

Mark.


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