1 // RUN: %clangxx_asan %s -o %t && %run %t 2 // RUN: %clangxx_asan %s -o %t -static-libstdc++ && %run %t 3 4 // Clang doesn't support exceptions on Windows yet. 5 // XFAIL: win32 6 7 #include <stdio.h> 8 static volatile int zero = 0; 9 inline void pretend_to_do_something(void *x) { 10 __asm__ __volatile__("" : : "r" (x) : "memory"); 11 } 12 13 __attribute__((noinline)) 14 void ReallyThrow() { 15 fprintf(stderr, "ReallyThrow\n"); 16 try { 17 if (zero == 0) 18 throw 42; 19 else if (zero == 1) 20 throw 1.; 21 } catch(double x) { 22 } 23 } 24 25 __attribute__((noinline)) 26 void Throw() { 27 int a, b, c, d, e; 28 pretend_to_do_something(&a); 29 pretend_to_do_something(&b); 30 pretend_to_do_something(&c); 31 pretend_to_do_something(&d); 32 pretend_to_do_something(&e); 33 fprintf(stderr, "Throw stack = %p\n", &a); 34 ReallyThrow(); 35 } 36 37 __attribute__((noinline)) 38 void CheckStack() { 39 int ar[100]; 40 pretend_to_do_something(ar); 41 for (int i = 0; i < 100; i++) 42 ar[i] = i; 43 fprintf(stderr, "CheckStack stack = %p, %p\n", ar, ar + 100); 44 } 45 46 int main(int argc, char** argv) { 47 try { 48 Throw(); 49 } catch(int a) { 50 fprintf(stderr, "a = %d\n", a); 51 } 52 CheckStack(); 53 } 54 55
