- /* Remove NOPs from GNU_EXPR and conversions from GNU_PREFIX.
- We only use GNU_EXPR to see if a COMPONENT_REF was involved. */
- while (TREE_CODE (gnu_expr) == NOP_EXPR)
+ /* Remove NOPs and conversions between original and packable version
+ from GNU_EXPR, and conversions from GNU_PREFIX. We use GNU_EXPR
+ to see if a COMPONENT_REF was involved. */
+ while (TREE_CODE (gnu_expr) == NOP_EXPR
+ || (TREE_CODE (gnu_expr) == VIEW_CONVERT_EXPR
+ && TREE_CODE (TREE_TYPE (gnu_expr)) == RECORD_TYPE
+ && TREE_CODE (TREE_TYPE (TREE_OPERAND (gnu_expr, 0)))
+ == RECORD_TYPE
+ && TYPE_NAME (TREE_TYPE (gnu_expr))
+ == TYPE_NAME (TREE_TYPE (TREE_OPERAND (gnu_expr, 0)))))