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#include "testsuite.h"
#include <blitz/array.h>
using namespace blitz;
int main(int argc, char** argv)
{
// test 64-bit compatibility if enabled
if(sizeof(sizeType)>4) {
// wrap in try so we can catch allocation failure if test platform
// has insufficient memory. To minimize memory reqs we use arrays
// of char, but we still need at least 4GB. (We want it to be a
// contiguous array so the loops are coalesced.)
Array<unsigned char,4> test(contiguousArray);
try {
test.resize(shape(256,256,256,256));
}
catch (std::bad_alloc&) {
cerr << "Allocation failure - not enough memory to test 64-bit compatibility\n";
return 0;
}
// we MUST do a full assignment, because if we use a subarray the
// offset is wrt the subarray. But we avoid using some complicated
// index expression since that makes it very slow.
test = 42;
unsigned char crap= test(255,255,255,255);
cout << int(crap) << endl;
BZTEST(test(255,255,255,255)==42);
test = test + test;
BZTEST(test(255,255,255,255)==84);
test.free();
#ifdef BZ_FULLY64BIT
// test arrays with long dimensions
Array<char, 1> test2(1<<32);
test2 = 1;
BZTEST(sum(test2)==1<<32);
test2.free();
#endif
}
else {
cerr << "Not a 64-bit machine, can't test 64-bit compatibility.\n";
}
return 0;
}
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