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* stor-layout.c (excess_unit_span): Only define if used. 

From-SVN: r61707
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Andreas Schwab 2003-01-24 16:32:16 +00:00 committed by Andreas Schwab
parent c13bea50d1
commit b8089d8d6c
2 changed files with 9 additions and 1 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2003-01-24 Andreas Schwab <schwab@suse.de>
* stor-layout.c (excess_unit_span): Only define if used.
2003-01-24 Jerry Quinn <jlquinn@optonline.net>
* gcc/doc/invoke.texi (Optimization Options): List -O levels

6
gcc/stor-layout.c
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@ -1,6 +1,6 @@
/* C-compiler utilities for types and variables storage layout
Copyright (C) 1987, 1988, 1992, 1993, 1994, 1995, 1996, 1996, 1998,
1999, 2000, 2001, 2002 Free Software Foundation, Inc.
1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
This file is part of GCC.
@ -62,9 +62,11 @@ static int reference_types_internal = 0;
static void finalize_record_size PARAMS ((record_layout_info));
static void finalize_type_size PARAMS ((tree));
static void place_union_field PARAMS ((record_layout_info, tree));
#if defined (PCC_BITFIELD_TYPE_MATTERS) || defined (BITFIELD_NBYTES_LIMITED)
static int excess_unit_span PARAMS ((HOST_WIDE_INT, HOST_WIDE_INT,
HOST_WIDE_INT, HOST_WIDE_INT,
tree));
#endif
static unsigned int update_alignment_for_field
PARAMS ((record_layout_info, tree,
unsigned int));
@ -791,6 +793,7 @@ place_union_field (rli, field)
DECL_SIZE_UNIT (field), rli->offset));
}
#if defined (PCC_BITFIELD_TYPE_MATTERS) || defined (BITFIELD_NBYTES_LIMITED)
/* A bitfield of SIZE with a required access alignment of ALIGN is allocated
at BYTE_OFFSET / BIT_OFFSET. Return nonzero if the field would span more
units of alignment than the underlying TYPE. */
@ -808,6 +811,7 @@ excess_unit_span (byte_offset, bit_offset, size, align, type)
> ((unsigned HOST_WIDE_INT) tree_low_cst (TYPE_SIZE (type), 1)
/ align));
}
#endif
/* RLI contains information about the layout of a RECORD_TYPE. FIELD
is a FIELD_DECL to be added after those fields already present in