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warning fixes for Borland

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@22899 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2003-08-14 21:08:41 +00:00
parent c2a331e027
commit d566b182a5
1 changed files with 19 additions and 13 deletions
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32
include/wx/ptr_scpd.h
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@ -30,22 +30,28 @@
#include "wx/defs.h"
/* checked deleters are used to make sure that the
type being deleted is really a complete type.
- Jesse Lovelace <jllovela@eos.ncsu.edu>
/*
checked deleters are used to make sure that the type being deleted is really
a complete type.: otherwise sizeof() would result in a compile-time error
do { ... } while ( 0 ) construct is used to have an anonymous scope
(otherwise we could have name clashes between different "complete"s) but
still force a semicolon after the macro
*/
#define wxCHECKED_DELETE(ptr) \
if (true) { \
typedef char complete[sizeof(*ptr)]; \
delete ptr; \
}
#define wxCHECKED_DELETE(ptr) \
do \
{ \
typedef char complete[sizeof(*ptr)]; \
delete ptr; \
} while ( 0 )
#define wxCHECKED_DELETE_ARRAY(ptr) \
if (true) { \
typedef char complete[sizeof(*ptr)]; \
delete [] ptr; \
}
#define wxCHECKED_DELETE_ARRAY(ptr) \
do \
{ \
typedef char complete[sizeof(*ptr)]; \
delete [] ptr; \
} while ( 0 )
/* These scoped pointers are *not* assignable and cannot be used
within a container. Look for wxDECLARE_SHARED_PTR for this