diff options
Diffstat (limited to 'gcc/stor-layout.c')
| -rw-r--r-- | gcc/stor-layout.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/stor-layout.c b/gcc/stor-layout.c index d0beebf..10e9a32 100644 --- a/gcc/stor-layout.c +++ b/gcc/stor-layout.c @@ -1091,6 +1091,10 @@ place_union_field (record_layout_info rli, tree field) if (TREE_CODE (TREE_TYPE (field)) == ERROR_MARK) return; + if (AGGREGATE_TYPE_P (TREE_TYPE (field)) + && TYPE_TYPELESS_STORAGE (TREE_TYPE (field))) + TYPE_TYPELESS_STORAGE (rli->t) = 1; + /* We assume the union's size will be a multiple of a byte so we don't bother with BITPOS. */ if (TREE_CODE (rli->t) == UNION_TYPE) @@ -1168,6 +1172,10 @@ place_field (record_layout_info rli, tree field) return; } + if (AGGREGATE_TYPE_P (type) + && TYPE_TYPELESS_STORAGE (type)) + TYPE_TYPELESS_STORAGE (rli->t) = 1; + /* Work out the known alignment so far. Note that A & (-A) is the value of the least-significant bit in A that is one. */ if (! integer_zerop (rli->bitpos)) @@ -2340,6 +2348,8 @@ layout_type (tree type) SET_TYPE_MODE (type, BLKmode); } } + if (AGGREGATE_TYPE_P (element)) + TYPE_TYPELESS_STORAGE (type) = TYPE_TYPELESS_STORAGE (element); /* When the element size is constant, check that it is at least as large as the element alignment. */ if (TYPE_SIZE_UNIT (element) |