#7264: segfault while substituting powers of exp
-------------------------+--------------------------------------------------
   Reporter:  burcin     |       Owner:  burcin       
       Type:  defect     |      Status:  needs_work   
   Priority:  critical   |   Milestone:  sage-4.3     
  Component:  symbolics  |    Keywords:  pynac        
Work_issues:             |      Author:  Burcin Erocal
   Upstream:  N/A        |    Reviewer:               
     Merged:             |  
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Changes (by kcrisman):

  * status:  needs_review => needs_work


Comment:

 This needs work, because somehow the following test with the new spkg
 causes a segfault (Mac OSX 10.5, Intel):
 {{{
 sage: exp(x)^I*exp(z)^(2.5)


 ------------------------------------------------------------
 Unhandled SIGSEGV: A segmentation fault occured in SAGE.
 This probably occured because a *compiled* component
 of SAGE has a bug in it (typically accessing invalid memory)
 or is not properly wrapped with _sig_on, _sig_off.
 You might want to run SAGE under gdb with 'sage -gdb' to debug this.
 SAGE will now terminate (sorry).
 ------------------------------------------------------------
 }}}
 However, everything else behaves properly, so if this can be fixed, all
 three tickets will have positive review.  These are important fixes, so
 thanks for the work!

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/7264#comment:5>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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