Anders Logg <[email protected]> writes: > On Wed, Feb 10, 2010 at 09:31:06AM +0000, Garth N. Wells wrote: >> I get occasionally get a CGAL error when running DOLFIN: >> >> terminate called after throwing an instance of 'CGAL::Assertion_exception' >> what(): CGAL ERROR: assertion violation! >> Expr: -CGAL_IA_MUL(-1.1, 10.1) != CGAL_IA_MUL(1.1, 10.1) >> File: /home/garth/local/include/CGAL/Interval_nt.h >> Line: 158 >> Explanation: Wrong rounding: did you forget the -frounding-math option >> if you use GCC? >> ==10917== >> >> It typically arises when trying to run inside a debugger, etc. Has >> anyone else seen this? I do compile with '-frounding-math'. >> >> Garth > > Yes, I've seen this too when trying to debug some code. It's quite > annoying. It's somewhat similar to PETSc in that CGAL seems to go in > and catch errors and prevent debugging. I don't know what to do about > it. > > -- > Anders
You can disable these checks by recompiling CGAL, http://www.cgal.org/Manual/3.3/doc_html/Developers_manual/Developers_manual/Chapter_checks.html#Section_5.2 As for PETSc, the command line argument '-no_signal_handler' removes most of the annoying stuff. Niclas
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