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* tree.h (TYPE_STUB_DECL): Add documentation. 

From-SVN: r39340
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Richard Henderson 2001-01-29 17:38:41 -08:00
parent 1270a9b381
commit 2b5f2501ea
2 changed files with 12 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,4 +1,8 @@
2000-11-29 Laurynas Biveinis <lauras@softhome.net>
2001-11-29 Tim Josling <tej@melbpc.org.au>
* tree.h (TYPE_STUB_DECL): Add documentation.
2001-11-29 Laurynas Biveinis <lauras@softhome.net>
* sdbout.c (sdbout_one_type): Skip types with indeterminate size.
(sdbout_field_types): Likwise. Fix use of host_integerp.

7
gcc/tree.h
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@ -939,6 +939,13 @@ struct tree_block
#define TYPE_ALIGN_UNIT(NODE) \
(TYPE_ALIGN (NODE) / BITS_PER_UNIT)
/* If your language allows you to declare types, and you want debug info
for them, then you need to generate corresponding TYPE_DECL nodes.
These "stub" TYPE_DECL nodes have no name, and simply point at the
type node. You then set the TYPE_STUB_DECL field of the type node
to point back at the TYPE_DECL node. This allows the debug routines
to know that the two nodes represent the same type, so that we only
get one debug info record for them. */
#define TYPE_STUB_DECL(NODE) (TREE_CHAIN (NODE))
/* In a RECORD_TYPE, UNION_TYPE or QUAL_UNION_TYPE, it means the type