41 lines · cpp
1
2// nodefaultlib build: cl -Zi sigsegv.cpp /link /nodefaultlib
3
4#ifdef USE_CRT
5#include <stdio.h>
6#else
7int main();
8extern "C"
9{
10 int _fltused;
11 void mainCRTStartup() { main(); }
12 void printf(const char*, ...) {}
13}
14#endif
15
16void crash(bool crash_self)
17{
18 printf("Before...\n");
19 if(crash_self)
20 {
21 printf("Crashing in 3, 2, 1 ...\n");
22 *(volatile int*)nullptr = 0;
23 }
24 printf("After...\n");
25}
26
27int foo(int x, float y, const char* msg)
28{
29 bool flag = x > y;
30 if(flag)
31 printf("x = %d, y = %f, msg = %s\n", x, y, msg);
32 crash(flag);
33 return x << 1;
34}
35
36int main()
37{
38 foo(10, 3.14, "testing");
39}
40
41