main.cpp:

#include <iostream>
#include <string>
using namespace std;

int main()
{
	unsigned int m = (1<<31);
	string s(m, 'a');
	string s1(m, 'a');	
	string s2(m, 'a');	
	return 0;
}
       main.c:

#include <stdio.h>
int main()
{
	int a[1024*1024*100] = {0};
	return 0;
}
       结果:

taoge@localhost Desktop> g++ main.cpp
taoge@localhost Desktop> ./a.out 
terminate called after throwing an instance of 'std::length_error'
  what():  basic_string::_S_create
Aborted (core dumped)
taoge@localhost Desktop> gcc main.c
taoge@localhost Desktop> ./a.out 
Segmentation fault (core dumped)
taoge@localhost Desktop>






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