memset (&init_dr, 0, sizeof (struct data_reference));
DR_REF (&init_dr) = init_ref;
DR_STMT (&init_dr) = phi;
- if (!dr_analyze_innermost (&init_dr))
+ if (!dr_analyze_innermost (&init_dr, loop))
return NULL;
if (!valid_initializer_p (&init_dr, ref->distance + 1, root->ref))
val = gimple_assign_lhs (stmt);
if (TREE_CODE (val) != SSA_NAME)
{
- gcc_assert (gimple_assign_copy_p (stmt));
val = gimple_assign_rhs1 (stmt);
+ gcc_assert (gimple_assign_single_p (stmt));
+ if (TREE_CLOBBER_P (val))
+ {
+ val = gimple_default_def (cfun, SSA_NAME_VAR (new_tree));
+ if (val == NULL_TREE)
+ {
+ val = make_ssa_name (SSA_NAME_VAR (new_tree),
+ gimple_build_nop ());
+ set_default_def (SSA_NAME_VAR (new_tree), val);
+ }
+ }
+ else
+ gcc_assert (gimple_assign_copy_p (stmt));
}
}
else