gcc/fortran/ChangeLog:
PR fortran/104849
* expr.c (find_array_section): Avoid NULL pointer dereference on
invalid array section.
gcc/testsuite/ChangeLog:
PR fortran/104849
* gfortran.dg/pr104849.f90: New test.
(cherry picked from commit
22015e77d3e45306077396b9de8a8a28bb67fb20)
{
if ((begin && begin->expr_type != EXPR_CONSTANT)
|| (finish && finish->expr_type != EXPR_CONSTANT)
- || (step && step->expr_type != EXPR_CONSTANT))
+ || (step && step->expr_type != EXPR_CONSTANT)
+ || (!begin && !lower)
+ || (!finish && !upper))
{
t = false;
goto cleanup;
--- /dev/null
+! { dg-do compile }
+! PR fortran/104849 - ICE in find_array_section
+! Contributed by G.Steinmetz
+
+program p
+ integer, parameter :: a(:) = [1, 2] ! { dg-error "deferred shape" }
+ integer :: x(2)
+ data x /a(:)/ ! { dg-error "Invalid" }
+end