// RUN: %clangxx -fsanitize=pointer-overflow %s -o %t | |
// RUN: %t 1 2>&1 | FileCheck %s --check-prefix=ERR | |
// RUN: %t 0 2>&1 | FileCheck %s --check-prefix=SAFE | |
// RUN: %t -1 2>&1 | FileCheck %s --check-prefix=SAFE | |
#include <stdio.h> | |
#include <stdint.h> | |
#include <stdlib.h> | |
int main(int argc, char *argv[]) { | |
// SAFE-NOT: runtime error | |
// ERR: runtime error: pointer index expression with base {{.*}} overflowed to | |
char *p = (char *)(UINTPTR_MAX); | |
printf("%p\n", p + atoi(argv[1])); | |
return 0; | |
} |