diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ada/gcc-interface/trans.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ada/gcc-interface/trans.cc b/gcc/ada/gcc-interface/trans.cc index 9d7fd2b..c1dd567 100644 --- a/gcc/ada/gcc-interface/trans.cc +++ b/gcc/ada/gcc-interface/trans.cc @@ -7181,7 +7181,7 @@ gnat_to_gnu (Node_Id gnat_node) break; case N_Assignment_Statement: - /* Get the LHS and RHS of the statement and convert any reference to an + /* First get the LHS of the statement and convert any reference to an unconstrained array into a reference to the underlying array. */ gnu_lhs = maybe_unconstrained_array (gnat_to_gnu (Name (gnat_node))); @@ -7191,6 +7191,8 @@ gnat_to_gnu (Node_Id gnat_node) && !valid_constant_size_p (TYPE_SIZE_UNIT (TREE_TYPE (gnu_lhs)))) gnu_result = build_call_raise (SE_Object_Too_Large, gnat_node, N_Raise_Storage_Error); + + /* If the RHS is a function call, let Call_to_gnu do the entire work. */ else if (Nkind (Expression (gnat_node)) == N_Function_Call) { get_atomic_access (Name (gnat_node), &aa_type, &aa_sync); @@ -7198,6 +7200,8 @@ gnat_to_gnu (Node_Id gnat_node) = Call_to_gnu (Expression (gnat_node), &gnu_result_type, gnu_lhs, aa_type, aa_sync); } + + /* Otherwise we need to build the assignment statement manually. */ else { const Node_Id gnat_expr = Expression (gnat_node); @@ -7223,6 +7227,9 @@ gnat_to_gnu (Node_Id gnat_node) && Is_Single_Aggregate (gnat_temp)); gnu_rhs = gnat_to_gnu (gnat_temp); } + + /* Otherwise get the RHS of the statement and do the same processing + as for the LHS above. */ else gnu_rhs = maybe_unconstrained_array (gnat_to_gnu (gnat_expr)); |