llvm-project/compiler-rt/test/ubsan_minimal/TestCases/nullptr-and-nonzero-offset.c

23 lines
624 B
C

// RUN: %clang -fsanitize=pointer-overflow %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-C --implicit-check-not="pointer-overflow"
// RUN: %clangxx -fsanitize=pointer-overflow %s -o %t && %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,CHECK-CPP --implicit-check-not="pointer-overflow"
#include <stdlib.h>
int main(int argc, char *argv[]) {
char *base, *result;
base = (char *)0;
result = base + 0;
// CHECK-C: pointer-overflow
base = (char *)0;
result = base + 1;
// CHECK: pointer-overflow
base = (char *)1;
result = base - 1;
// CHECK: pointer-overflow
return 0;
}