[GRASS-dev] [GRASS GIS] #3469: i.atcorr: Sentinel-2 support broken on some systems

GRASS GIS trac at osgeo.org
Thu Dec 21 01:54:27 PST 2017


#3469: i.atcorr: Sentinel-2 support broken on some systems
--------------------------+-------------------------
  Reporter:  sbl          |      Owner:  grass-dev@…
      Type:  defect       |     Status:  new
  Priority:  normal       |  Milestone:  7.4.0
 Component:  Packaging    |    Version:  unspecified
Resolution:               |   Keywords:  i.atcorr
       CPU:  Unspecified  |   Platform:  Unspecified
--------------------------+-------------------------

Comment (by mmetz):

 Replying to [comment:1 mlennert]:
 > I'm on Debian testing with gcc (Debian 7.2.0-17) 7.2.1 20171205.
 >
 > Using fresh trunk with the following compiler settings:
 >
 > {{{
 > CFLAGS="-g -Wall -fopenmp -lgomp -Ofast -fno-fast-math
 > -march=core-avx-i -fno-common -fexceptions $PENTIUM64"
 > LDFLAGS="-Wl,--no-undefined -fopenmp -lgomp"
 > CXXFLAGS="-g -Ofast"
 > }}}

 -Ofast is dangerous. I would regard any optimization larger than -O3 as
 experimental. Some code only runs properly with max -O1.

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Ticket URL: <https://trac.osgeo.org/grass/ticket/3469#comment:2>
GRASS GIS <https://grass.osgeo.org>



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