Changes between Initial Version and Version 1 of doc/tec/bugs


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Timestamp:
Mar 17, 2011 12:49:12 PM (14 years ago)
Author:
raasch
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  • doc/tec/bugs

    v1 v1  
     1== Known bugs ==
     2
     3||='''Date'''  =||='''Reported by'''  =||='''Description'''  =||
     4|----------------------
     5||17/03/11 ||SR  ||OpenMP-parallelization does not work for low optimization level (-O0). Program crashes with different error messages, e.g. "{{{integer devide by zero}}}" and/or gives wrong results. The problem seems to lie within routine {{{flow_statistics}}}. If {{{$OMP}}}-directives are removed from {{{flow_statistics}}}, everything seems to work. \\ Another error source in case of 1D-decomposition along {{{y}}} might be {{{poisfft}}}. Here, removing array {{{work_fftx}}} from the {{{PRIVATE}}} clause in lines 1072 and 1183 (in r695) seems to help. \\ \\ '''So far, usage of Intel compiler option {{{-openmp}}} is not recommended!'''||