[ET Trac] [Einstein Toolkit] #1480: Catastrophic test failures with Intel 11

Einstein Toolkit trac-noreply at einsteintoolkit.org
Thu Nov 14 11:49:01 CST 2013


#1480: Catastrophic test failures with Intel 11
-----------------------------------+----------------------------------------
 Reporter:  hinder                 |       Owner:                     
     Type:  defect                 |      Status:  new                
 Priority:  blocker                |   Milestone:  ET_2013_11         
Component:  EinsteinToolkit thorn  |     Version:  development version
 Keywords:                         |  
-----------------------------------+----------------------------------------
 Several tests fail with very large differences or NaNs with Intel 11, but
 not with later versions of the compiler.  We suspect this is due to a
 buggy implementation of Cray pointers, newly used in GRHydro since the
 last release.  The affected tests are:

 {{{
     GRHydro_test_shock_mp5 (from GRHydro)
     GRHydro_test_shock_ppm (from GRHydro)
     GRHydro_test_shock_weno (from GRHydro)
     tov_slowsector (from GRHydro)
     diag_flip_pugh_eno (from Hydro_InitExcision)
     diag_pugh_eno (from Hydro_InitExcision)
     halfsphere_pugh_ppm (from Hydro_InitExcision)
     sphere_pugh_ppm (from Hydro_InitExcision)
     x_flip_pugh_eno (from Hydro_InitExcision)
     x_pugh_eno (from Hydro_InitExcision)
 }}}

 Roland is going to try to implement a workaround for the compiler bug.

-- 
Ticket URL: <https://trac.einsteintoolkit.org/ticket/1480>
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