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// { dg-options "-D_GLIBCXX_PROFILE" } // { dg-do compile { target *-*-linux* } } // -*- C++ -*- // Copyright (C) 2006, 2007, 2009 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. #include <stdio.h> #include <malloc.h> #include <vector> using std::vector; static void my_init_hook (void); static void *my_malloc_hook (size_t, const void *); typedef void* (*malloc_hook) (size_t, const void *); malloc_hook old_malloc_hook; void (*__malloc_initialize_hook) (void) = my_init_hook; static void my_init_hook (void) { old_malloc_hook = __malloc_hook; __malloc_hook = my_malloc_hook; } static void * my_malloc_hook (size_t size, const void *caller) { void *result; __malloc_hook = old_malloc_hook; result = malloc (size); old_malloc_hook = __malloc_hook; // With _GLIBCXX_PROFILE, the instrumentation of the vector constructor // will call back into malloc. vector<int> v; __malloc_hook = my_malloc_hook; return result; } int main() { int* test = (int*) malloc(sizeof(int)); *test = 1; return *test; }