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only VC++ >= 7.0 has __COUNTER__

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@30033 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2004-10-20 10:47:28 +00:00
parent cd0c48001c
commit 871cc651b7
2 changed files with 20 additions and 5 deletions
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21
include/wx/debug.h
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@@ -203,16 +203,31 @@
#define wxCOMPILE_TIME_ASSERT(expr, msg) \
class wxMAKE_UNIQUE_ASSERT_NAME { \
unsigned int msg: expr; \
wxMAKE_UNIQUE_ASSERT_NAME(){wxUnusedVar(msg);} \
wxMAKE_UNIQUE_ASSERT_NAME() { wxUnusedVar(msg); } \
}
#else
#define wxCOMPILE_TIME_ASSERT(expr, msg) \
struct wxMAKE_UNIQUE_ASSERT_NAME { unsigned int msg: expr; }
#endif
/*
When using VC++ 6 with "Edit and Continue" on, the compiler completely
mishandles __LINE__ and so wxCOMPILE_TIME_ASSERT() doesn't work, provide a
way to make "unique" assert names by specifying a unique prefix explicitly
*/
#define wxMAKE_UNIQUE_ASSERT_NAME2(text) wxCONCAT(wxAssert_, text)
/* for compatibility only, don't use any more, not needed */
#define wxCOMPILE_TIME_ASSERT2(expr, msg, text) wxCOMPILE_TIME_ASSERT(expr, msg)
#ifdef __WATCOMC__
/* avoid "unused symbol" warning */
#define wxCOMPILE_TIME_ASSERT2(expr, msg, text) \
class wxMAKE_UNIQUE_ASSERT_NAME2(text) { \
unsigned int msg: expr; \
wxMAKE_UNIQUE_ASSERT_NAME2(text) { wxUnusedVar(msg); } \
}
#else
#define wxCOMPILE_TIME_ASSERT2(expr, msg, text) \
struct wxMAKE_UNIQUE_ASSERT_NAME2(text) { unsigned int msg: expr; }
#endif
/* helpers for wxCOMPILE_TIME_ASSERT below, for private use only */
#define wxMAKE_BITSIZE_MSG(type, size) type ## SmallerThan ## size ## Bits