realloc-zero.cpp
349 Bytes
// Test that realloc(nullptr, 0) return a non-NULL pointer.
// RUN: %clang_tsan %s -o %t
// RUN: %run %t 2>&1 | FileCheck %s
#include <malloc/malloc.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/mman.h>
int main() {
void *p = realloc(NULL, 0);
if (!p) {
abort();
}
fprintf(stderr, "Okay.\n");
return 0;
}
// CHECK: Okay.