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re PR target/35496 (test failures between revs. 132950 and 132974)

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PR target/35496
	* stor-layout.c (update_alignment_for_field): Set minimum alignment
	of the underlying type of a MS bitfield layout to the natural
	alignment of the type.

From-SVN: r133343
This commit is contained in:
Uros Bizjak 2008-03-19 15:50:15 +01:00
parent 8ddbbcaea4
commit cd7e0bd4b1
2 changed files with 14 additions and 4 deletions
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15
gcc/ChangeLog
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@ -1,3 +1,10 @@
2008-03-19 Uros Bizjak <ubizjak@gmail.com>
PR target/35496
* stor-layout.c (update_alignment_for_field): Set minimum alignment
of the underlying type of a MS bitfield layout to the natural
alignment of the type.
2008-03-19 Jan Hubicka <jh@suse.cz>
PR other/35094
@ -283,7 +290,7 @@
(maybe_fold_stmt_addition): Likewise.
2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
Anatoly Sokolov <aesok@post.ru>
Anatoly Sokolov <aesok@post.ru>
* gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
(avr_arch): Add ARCH_AVR6.
@ -1123,7 +1130,7 @@
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
* config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
label to probe the stack.
label to probe the stack.
2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
@ -1688,7 +1695,7 @@
2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
PR 26264
PR 26264
* builtins.def (BUILT_IN_STDARG_START): Remove.
* builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
* tree-stdarg.c (execute_optimize_stdarg): Likewise.
@ -1868,7 +1875,7 @@
PR fortran/29549
* doc/invoke.texi (-fcx-limited-range): Document new option.
* toplev.c (process_options): Handle -fcx-fortran-rules.
* common.opt: Add documentation for -fcx-fortran-rules.
* common.opt: Add documentation for -fcx-fortran-rules.
2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>

3
gcc/stor-layout.c
View File

@ -699,6 +699,9 @@ update_alignment_for_field (record_layout_info rli, tree field,
&& ! integer_zerop (DECL_SIZE (rli->prev_field)))))
{
unsigned int type_align = TYPE_ALIGN (type);
unsigned int type_size
= tree_low_cst (TYPE_SIZE (type), 1);
type_align = MAX (type_align, type_size);
type_align = MAX (type_align, desired_align);
if (maximum_field_alignment != 0)
type_align = MIN (type_align, maximum_field_alignment);