[GRASS-dev] [GRASS GIS] #2839: r.watershed: calculating stream power index crashes

[GRASS GIS]

#2839: r.watershed: calculating stream power index crashes
---------------------+-------------------------
  Reporter:  hellik  |      Owner:  grass-dev@…
      Type:  defect  |     Status:  new
  Priority:  normal  |  Milestone:  7.0.4
 Component:  Raster  |    Version:  svn-trunk
Resolution:          |   Keywords:  r.watershed
       CPU:  x86-64  |   Platform:  MSWindows 7
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Comment (by hellik):

 Replying to [comment:3 mmetz]:
 > Replying to [comment:2 hellik]:
 > > Replying to [comment:1 hellik]:
 > > >
 > > > also tested with winGRASS 64bit
 > > >
 > > > r.watershed also crashes here.
 > >
 > >
 > > it seems stream power index calculation in r.watershed works with -m
 flag (Enable disk swap memory option) in both 32bit and 64bit
 winGRASS7trunk, but not in normal mode.
 >
 > Stupid segfault, should be fixed in r67919.

 tested with

 {{{
 GRASS version: 7.1.svn
 GRASS SVN revision: 68008
 Build date: 2016-03-08
 Build platform: x86_64-w64-mingw32
 GDAL: 2.0.2
 PROJ.4: 4.9.2
 GEOS: 3.5.0
 SQLite: 3.7.17
 Python: 2.7.5
 wxPython: 2.8.12.1
 Platform: Windows-7-6.1.7601-SP1 (OSGeo4W)
 }}}

 {{{
 r.watershed elevation=elevation at PERMANENT spi=streampower
 SECTION 1a (of 4): Initiating Memory.
 SECTION 1b (of 4): Determining Offmap Flow.
 SECTION 2: A* Search.
 SECTION 3a: Accumulating Surface Flow with MFD.
 SECTION 3b: Adjusting drainage directions.
 SECTION 4: Closing Maps.
 (Tue Mar 08 10:38:52 2016) Command finished (4 sec)
 (Tue Mar 08 10:39:49 2016)
 r.watershed -m elevation=elevation at PERMANENT spi=streampowerms
 SECTION 1 beginning: Initiating Variables. 4 sections total.
 SECTION 1a: Mark masked and NULL cells
 SECTION 1b: Determining Offmap Flow.
 SECTION 2: A* Search.
 SECTION 3a: Accumulating Surface Flow with MFD.
 SECTION 3b: Adjusting drainage directions.
 SECTION 4: Closing Maps.
 Closing SPI map
 (Tue Mar 08 10:40:03 2016) Command finished (13 sec)
 }}}

 bug fixed, closing ticket.

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Ticket URL: <https://trac.osgeo.org/grass/ticket/2839#comment:4>
GRASS GIS <https://grass.osgeo.org>