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stor-layout.c (place_union_field): If any field was aligned with attribute aligned, set record type's TYPE_USER_ALIGN.

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* stor-layout.c (place_union_field): If any field was aligned with
	attribute aligned, set record type's TYPE_USER_ALIGN.
	(place_field): Likewise.
	(finalize_record_size): Don't clear TYPE_USER_ALIGN.
	(layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.

From-SVN: r46475
This commit is contained in:
Jakub Jelinek 2001-10-24 23:47:23 +02:00 committed by Jakub Jelinek
parent 6dee3a2320
commit c163d21d79
2 changed files with 13 additions and 1 deletions
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8
gcc/ChangeLog
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@ -1,3 +1,11 @@
2001-10-24 Jakub Jelinek <jakub@redhat.com>
* stor-layout.c (place_union_field): If any field was aligned with
attribute aligned, set record type's TYPE_USER_ALIGN.
(place_field): Likewise.
(finalize_record_size): Don't clear TYPE_USER_ALIGN.
(layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
2001-10-24 Zack Weinberg <zack@codesourcery.com>
* c-common.h (struct c_common_identifier): Remove rid_code field.

6
gcc/stor-layout.c
View File

@ -650,6 +650,8 @@ place_union_field (rli, field)
MIN (desired_align, (unsigned) BIGGEST_FIELD_ALIGNMENT);
#endif
TYPE_USER_ALIGN (rli->t) |= DECL_USER_ALIGN (field);
/* Union must be at least as aligned as any field requires. */
rli->record_align = MAX (rli->record_align, desired_align);
rli->unpadded_align = MAX (rli->unpadded_align, desired_align);
@ -924,6 +926,8 @@ place_field (rli, field)
DECL_FIELD_BIT_OFFSET (field) = rli->bitpos;
SET_DECL_OFFSET_ALIGN (field, rli->offset_align);
TYPE_USER_ALIGN (rli->t) |= user_align;
/* If this field ended up more aligned than we thought it would be (we
approximate this by seeing if its position changed), lay out the field
again; perhaps we can use an integral mode for it now. */
@ -993,7 +997,6 @@ finalize_record_size (rli)
#else
TYPE_ALIGN (rli->t) = MAX (TYPE_ALIGN (rli->t), rli->record_align);
#endif
TYPE_USER_ALIGN (rli->t) = 0;
/* Compute the size so far. Be sure to allow for extra bits in the
size in bytes. We have guaranteed above that it will be no more
@ -1454,6 +1457,7 @@ layout_type (type)
#else
TYPE_ALIGN (type) = MAX (TYPE_ALIGN (element), BITS_PER_UNIT);
#endif
TYPE_USER_ALIGN (type) = TYPE_USER_ALIGN (element);
#ifdef ROUND_TYPE_SIZE
if (TYPE_SIZE (type) != 0)