1 // RUN: %clang_safestack %s -o %t 2 // RUN: %run %t 3 4 #include "utils.h" 5 6 // Test that loads/stores work correctly for VLAs on the unsafe stack. 7 main(int argc,char ** argv)8int main(int argc, char **argv) 9 { 10 int i = 128; 11 break_optimization(&i); 12 char buffer[i]; 13 14 // check that we can write to a buffer 15 for (i = 0; argv[0][i] && i < sizeof (buffer) - 1; ++i) 16 buffer[i] = argv[0][i]; 17 buffer[i] = '\0'; 18 19 break_optimization(buffer); 20 21 // check that we can read from a buffer 22 for (i = 0; argv[0][i] && i < sizeof (buffer) - 1; ++i) 23 if (buffer[i] != argv[0][i]) 24 return 1; 25 return 0; 26 } 27