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stor-layout.c (layout_decl): Check DECL_PACKED before calling ADJUST_FIELD_ALIGN.

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* stor-layout.c (layout_decl): Check DECL_PACKED before calling
	ADJUST_FIELD_ALIGN.  Check maximum_field_alignment after.

From-SVN: r80860
This commit is contained in:
Daniel Jacobowitz 2004-04-19 18:02:40 +00:00 committed by Daniel Jacobowitz
parent c2b5e13ba5
commit 9ca75f15bc
2 changed files with 10 additions and 4 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2004-04-19 Daniel Jacobowitz <drow@mvista.com>
* stor-layout.c (layout_decl): Check DECL_PACKED before calling
ADJUST_FIELD_ALIGN. Check maximum_field_alignment after.
2004-04-19 Andrew PInski <pinskia@physics.uc.edu>
* builtins.c (fold_builtin_cabs): Remove fndecl parameter.

9
gcc/stor-layout.c
View File

@ -512,10 +512,7 @@ layout_decl (tree decl, unsigned int known_align)
|| TREE_CODE (DECL_SIZE_UNIT (decl)) == INTEGER_CST))
DECL_ALIGN (decl) = MIN (DECL_ALIGN (decl), BITS_PER_UNIT);
/* Should this be controlled by DECL_USER_ALIGN, too? */
if (maximum_field_alignment != 0)
DECL_ALIGN (decl) = MIN (DECL_ALIGN (decl), maximum_field_alignment);
if (! DECL_USER_ALIGN (decl))
if (! DECL_USER_ALIGN (decl) && ! DECL_PACKED (decl))
{
/* Some targets (i.e. i386, VMS) limit struct field alignment
to a lower boundary than alignment of variables unless
@ -528,6 +525,10 @@ layout_decl (tree decl, unsigned int known_align)
DECL_ALIGN (decl) = ADJUST_FIELD_ALIGN (decl, DECL_ALIGN (decl));
#endif
}
/* Should this be controlled by DECL_USER_ALIGN, too? */
if (maximum_field_alignment != 0)
DECL_ALIGN (decl) = MIN (DECL_ALIGN (decl), maximum_field_alignment);
}
/* Evaluate nonconstant size only once, either now or as soon as safe. */