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fixed large new size that throws an exception

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This commit is contained in:
Jeff Hill
2004-05-25 17:27:23 +00:00
parent 51a1d5991d
commit 5ecac228c6
1 changed files with 14 additions and 2 deletions
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16
src/libCom/test/epicsExceptionTest.cpp
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@@ -30,6 +30,17 @@ const nothrow_t nothrow ;
}
#endif
// some interesting bugs found in the MS implementation of new
#if defined ( _MSC_VER )
# if _MSC_VER > 1310 /* this gets fixed some release after visual studio 7 we hope */
static const size_t unsuccessfulNewSize = numeric_limits<size_t>::max();
# else
static const size_t unsuccessfulNewSize = numeric_limits<size_t>::max()-100;
# endif
#else
static const size_t unsuccessfulNewSize = numeric_limits<size_t>::max();
#endif
class myThread : public epicsThreadRunable {
public:
myThread ();
@@ -44,7 +55,7 @@ static void epicsExceptionTestPrivate ()
{
int excep = false;
try {
new char [numeric_limits<DST_T>::max (size_t)];
new char [unsuccessfulNewSize];
assert ( 0 );
}
catch ( const bad_alloc & ) {
@@ -54,7 +65,8 @@ static void epicsExceptionTestPrivate ()
assert ( 0 );
}
try {
char * p = new ( nothrow ) char [LONG_MAX];
char * p = new ( nothrow )
char [unsuccessfulNewSize];
assert ( p == 0);
}
catch( ... ) {