[Bug fortran/15958] New: ICE and assertion failure in trans-expr.c

["Mart dot Rentmeester at sci dot kun dot nl" <gcc-bugzilla at gcc dot gnu dot org>]

This piece of (valid) code generates the following ICE and
assertion failure.


gfortran -v -c n6.f95
Reading specs from /OPT/32/gcc-2004-06-09/lib/gcc/hppa2.0w-hp-hpux11.11/3.5.
0/specs
Configured with: ../configure --enable-languages=c,f95 
--prefix=/opt32/gcc-2004-06-09 --with-gmp=/opt32/gmp --with-gnu-as 
--with-as=/opt32/binutils/bin/as --enable-threads --disable-shared --disable-nls
Thread model: posix
gcc version 3.5.0 20040611 (experimental)
 /OPT/32/gcc-2004-06-09/libexec/gcc/hppa2.0w-hp-hpux11.11/3.5.0/f951 n6.f95 
-quiet -dumpbase n6.f95 -auxbase n6 -version -o /var/tmp//ccq2tvvp.s
GNU F95 version 3.5.0 20040611 (experimental) (hppa2.0w-hp-hpux11.11)
        compiled by GNU C version 3.5.0 20040611 (experimental).
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096

Assertion failed: sym->ts.cl && sym->ts.cl->length && sym->ts.
cl->length->expr_type == EXPR_CONSTANT, file ../../gcc/fortran/trans-expr.c, 
line 1042
n6.f95: In function `querystring':
n6.f95:29: internal compiler error: Aborted









      module cgi

      contains

!*******************************************************************************
! Process the contents of a querystring

      subroutine querystring(varcheck,qs)

      implicit none
      character(*), intent(in) :: qs
      integer                  :: i,j,k,l
      external varcheck


!     Length of querystring input
      l = len_trim(qs)

!     Empty querystring
      if (l <= 1) return

!     Split up qs and send keyword/value strings to 'varcheck'
      i = 1
      do while (i <= l)
          j = index(qs(i:),'=')
          k = index(qs(i:),'&')
          if (k == 0) k = l - i + 2 
          if (j /= k-1) call varcheck(trim(urldecode(qs(i:i+j-2))),    &
                                      trim(urldecode(qs(i+j:i+k-2)))   ) 
          i = i + k
      enddo

      end subroutine querystring

!*******************************************************************************

      function urldecode(s) result(o)

      implicit none
      character(*), intent(in)  :: s
      character(len(s))         :: o

      o = s

      end function urldecode

!*******************************************************************************

      end module cgi

-- 
           Summary: ICE and assertion failure in trans-expr.c
           Product: gcc
           Version: 3.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: fortran
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: Mart dot Rentmeester at sci dot kun dot nl
                CC: gcc-bugs at gcc dot gnu dot org


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15958