C++ vectors fun.
#include <iostream> | |
#include <vector> | |
using namespace std; | |
struct test { | |
int a; | |
long b; | |
}; | |
int main() { | |
unsigned int expectedSize = 100; | |
vector<test> data; | |
data.reserve(expectedSize); | |
auto it = data.begin(); | |
for (unsigned int i = 0; i < expectedSize; i++) { | |
// Do something | |
test t; | |
t.a = i; | |
// Put in vector - no error at all | |
(*it) = t; | |
it++; | |
} | |
cout << "expectedSize = " << expectedSize << endl; | |
cout << "data.size() = " << data.size() << endl; | |
cout << "data.capacity() = " << data.capacity() << endl; | |
// Dependent on implementation | |
cout << endl << "data[2891] = " << data[2891].a << endl; | |
// cout << endl << "data[2892] = " << data[2892].a << endl; // Gives segfault | |
return 0; | |
} |
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