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Commit b9bc4bf6 by Alan Modra Committed by Alan Modra
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* objalloc.h (OBJALLOC_ALIGN): Define using offsetof. 

From-SVN: r45677
parent d71ebc32
Showing with 9 additions and 6 deletions
include/ChangeLog
2001-09-18 Alan Modra <amodra@bigpond.net.au>
* objalloc.h (OBJALLOC_ALIGN): Define using offsetof.
2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* libiberty.h (concat_length, concat_copy, concat_copy2,
......
include/objalloc.h
/* objalloc.h -- routines to allocate memory for objects
Copyright 1997 Free Software Foundation, Inc.
Copyright 1997, 2001 Free Software Foundation, Inc.
Written by Ian Lance Taylor, Cygnus Solutions.
This program is free software; you can redistribute it and/or modify it
......@@ -56,12 +56,11 @@ struct objalloc_align { char x; double d; };
#ifndef offsetof
#include <stddef.h>
#endif
#define OBJALLOC_ALIGN \
((ptrdiff_t) ((char *) &((struct objalloc_align *) 0)->d - (char *) 0))
#else
#define OBJALLOC_ALIGN \
((long) ((char *) &((struct objalloc_align *) 0)->d - (char *) 0))
#endif
#ifndef offsetof
#define offsetof(TYPE, MEMBER) ((unsigned long) &((TYPE *)0)->MEMBER)
#endif
#define OBJALLOC_ALIGN offsetof (struct objalloc_align, d)
/* Create an objalloc structure. Returns NULL if malloc fails. */
......
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