http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47775

Tobias Burnus <burnus at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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                 CC|                            |burnus at gcc dot gnu.org

--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> 2011-02-17 
07:33:55 UTC ---
If I try the example, I get a segmentation fault in m_string.F90's
string_to_char

The code looks as follows:

elemental function string_to_char( s ) result(res)
[...]
  character(len=size(s%string)) :: res
[...]
  if( allocated(s%string) ) then
    res = transfer( s%string, res )
  else
    res = ''
  end if

The crash happens in the "res =''" line and makes perfectly sense. If the
variable "s%string" is not allocated, it is not surprising that there is a
segfault:

"13.7.156 SIZE (ARRAY [, DIM, KIND])" [...]
"Arguments.
'ARRAY shall be an array of any type. It shall not be an unallocated
allocatable variable or a pointer that is not associated."

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