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Recognize structs with both "pr" and "pw" flags as simple.

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* libguile/struct.c (set_vtable_layout_flags): Keep the
  `SCM_VTABLE_FLAG_SIMPLE' flag when VTABLE has a mixture of `r' and `w'
  fields.

* libguile/struct.h (SCM_VTABLE_FLAG_SIMPLE): Adjust comment.
This commit is contained in:
Ludovic Courtès 2010-01-26 00:00:58 +01:00
parent bb190ddbba
commit e03b7f73e2
2 changed files with 6 additions and 13 deletions
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2
libguile/struct.h
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@ -107,7 +107,7 @@
#define SCM_VTABLE_FLAG_APPLICABLE (1L << 2) /* instances of this vtable are applicable? */
#define SCM_VTABLE_FLAG_SETTER_VTABLE (1L << 3) /* instances of this vtable are applicable-with-setter vtables? */
#define SCM_VTABLE_FLAG_SETTER (1L << 4) /* instances of this vtable are applicable-with-setters? */
#define SCM_VTABLE_FLAG_SIMPLE (1L << 5) /* instances of this vtable have only "pr" fields */
#define SCM_VTABLE_FLAG_SIMPLE (1L << 5) /* instances of this vtable have only "p" fields */
#define SCM_VTABLE_FLAG_SIMPLE_RW (1L << 6) /* instances of this vtable have only "pw" fields */
#define SCM_VTABLE_FLAG_SMOB_0 (1L << 7)
#define SCM_VTABLE_FLAG_GOOPS_0 (1L << 8)