1berry/MariaDB-server
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Better and more correct comment.

Browse Source
This commit is contained in:
Jan Lindström 2015-03-18 15:17:17 +02:00
parent 2bdbfd334b
commit 1020d56934
2 changed files with 16 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
storage/innobase/sync/sync0sync.cc
View File

@ -47,14 +47,20 @@ Created 9/5/1995 Heikki Tuuri
#include "ha_prototypes.h"
#include "my_cpu.h"
/* There is a bug in Visual Studio 2010
/* There is a bug in Visual Studio 2010.
Visual Studio has a feature "Checked Iterators". In a debug build, every
iterator operation is checked at runtime for errors, e g, out of range.
iterator operation is checked at runtime for errors, e.g., out of range.
Because of bug there is runtime error on following code
for (std::vector<sync_level_t>::iterator it = array->elems.begin(); it !=
array->elems.end(); ++it) and runtime check fails on comparison
it != array->elems.end() that is correct and standard way to do end
of range comparison.
Disable this "Checked Iterators" for Windows and Debug if defined.
*/
#ifdef UNIV_DEBUG
#ifdef __WIN__
#ifdef _ITERATOR_DEBUG_LEVEL
#undef _ITERATOR_DEBUG_LEVEL
#define _ITERATOR_DEBUG_LEVEL 0
#endif /* _ITERATOR_DEBUG_LEVEL */
#endif /* __WIN__*/

10
storage/xtradb/sync/sync0sync.cc
View File

@ -48,14 +48,20 @@ Created 9/5/1995 Heikki Tuuri
#include "ha_prototypes.h"
#include "my_cpu.h"
/* There is a bug in Visual Studio 2010
/* There is a bug in Visual Studio 2010.
Visual Studio has a feature "Checked Iterators". In a debug build, every
iterator operation is checked at runtime for errors, e g, out of range.
iterator operation is checked at runtime for errors, e.g., out of range.
Because of bug there is runtime error on following code
for (std::vector<sync_level_t>::iterator it = array->elems.begin(); it !=
array->elems.end(); ++it) and runtime check fails on comparison
it != array->elems.end() that is correct and standard way to do end
of range comparison.
Disable this "Checked Iterators" for Windows and Debug if defined.
*/
#ifdef UNIV_DEBUG
#ifdef __WIN__
#ifdef _ITERATOR_DEBUG_LEVEL
#undef _ITERATOR_DEBUG_LEVEL
#define _ITERATOR_DEBUG_LEVEL 0
#endif /* _ITERATOR_DEBUG_LEVEL */
#endif /* __WIN__*/