diff options
Diffstat (limited to 'boost-1.58.0-pool.patch')
| -rw-r--r-- | boost-1.58.0-pool.patch | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/boost-1.58.0-pool.patch b/boost-1.58.0-pool.patch new file mode 100644 index 0000000..ed8449e --- /dev/null +++ b/boost-1.58.0-pool.patch @@ -0,0 +1,120 @@ +Index: boost/pool/pool.hpp +=================================================================== +--- boost/pool/pool.hpp (revision 78317) ++++ boost/pool/pool.hpp (revision 78326) +@@ -27,4 +27,6 @@ + #include <boost/pool/poolfwd.hpp> + ++// std::numeric_limits ++#include <boost/limits.hpp> + // boost::integer::static_lcm + #include <boost/integer/common_factor_ct.hpp> +@@ -358,4 +360,11 @@ + } + ++ size_type max_chunks() const ++ { //! Calculated maximum number of memory chunks that can be allocated in a single call by this Pool. ++ size_type partition_size = alloc_size(); ++ size_type POD_size = integer::static_lcm<sizeof(size_type), sizeof(void *)>::value + sizeof(size_type); ++ return (std::numeric_limits<size_type>::max() - POD_size) / alloc_size(); ++ } ++ + static void * & nextof(void * const ptr) + { //! \returns Pointer dereferenced. +@@ -377,5 +388,7 @@ + //! the first time that object needs to allocate system memory. + //! The default is 32. This parameter may not be 0. +- //! \param nmax_size is the maximum number of chunks to allocate in one block. ++ //! \param nmax_size is the maximum number of chunks to allocate in one block. ++ set_next_size(nnext_size); ++ set_max_size(nmax_size); + } + +@@ -400,7 +413,7 @@ + } + void set_next_size(const size_type nnext_size) +- { //! Set number of chunks to request from the system the next time that object needs to allocate system memory. This value should never be set to 0. +- //! \returns nnext_size. +- next_size = start_size = nnext_size; ++ { //! Set number of chunks to request from the system the next time that object needs to allocate system memory. This value should never be set to 0. ++ BOOST_USING_STD_MIN(); ++ next_size = start_size = min BOOST_PREVENT_MACRO_SUBSTITUTION(nnext_size, max_chunks()); + } + size_type get_max_size() const +@@ -410,5 +423,6 @@ + void set_max_size(const size_type nmax_size) + { //! Set max_size. +- max_size = nmax_size; ++ BOOST_USING_STD_MIN(); ++ max_size = min BOOST_PREVENT_MACRO_SUBSTITUTION(nmax_size, max_chunks()); + } + size_type get_requested_size() const +@@ -713,7 +727,7 @@ + BOOST_USING_STD_MIN(); + if(!max_size) +- next_size <<= 1; ++ set_next_size(next_size << 1); + else if( next_size*partition_size/requested_size < max_size) +- next_size = min BOOST_PREVENT_MACRO_SUBSTITUTION(next_size << 1, max_size*requested_size/ partition_size); ++ set_next_size(min BOOST_PREVENT_MACRO_SUBSTITUTION(next_size << 1, max_size * requested_size / partition_size)); + + // initialize it, +@@ -753,7 +767,7 @@ + BOOST_USING_STD_MIN(); + if(!max_size) +- next_size <<= 1; ++ set_next_size(next_size << 1); + else if( next_size*partition_size/requested_size < max_size) +- next_size = min BOOST_PREVENT_MACRO_SUBSTITUTION(next_size << 1, max_size*requested_size/ partition_size); ++ set_next_size(min BOOST_PREVENT_MACRO_SUBSTITUTION(next_size << 1, max_size * requested_size / partition_size)); + + // initialize it, +@@ -797,4 +811,6 @@ + //! \returns Address of chunk n if allocated ok. + //! \returns 0 if not enough memory for n chunks. ++ if (n > max_chunks()) ++ return 0; + + const size_type partition_size = alloc_size(); +@@ -845,7 +861,7 @@ + BOOST_USING_STD_MIN(); + if(!max_size) +- next_size <<= 1; ++ set_next_size(next_size << 1); + else if( next_size*partition_size/requested_size < max_size) +- next_size = min BOOST_PREVENT_MACRO_SUBSTITUTION(next_size << 1, max_size*requested_size/ partition_size); ++ set_next_size(min BOOST_PREVENT_MACRO_SUBSTITUTION(next_size << 1, max_size * requested_size / partition_size)); + + // insert it into the list, +Index: libs/pool/test/test_bug_6701.cpp +=================================================================== +--- libs/pool/test/test_bug_6701.cpp (revision 78326) ++++ libs/pool/test/test_bug_6701.cpp (revision 78326) +@@ -0,0 +1,27 @@ ++/* Copyright (C) 2012 Étienne Dupuis ++* ++* Use, modification and distribution is subject to the ++* Boost Software License, Version 1.0. (See accompanying ++* file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt) ++*/ ++ ++// Test of bug #6701 (https://svn.boost.org/trac/boost/ticket/6701) ++ ++#include <boost/pool/object_pool.hpp> ++#include <boost/limits.hpp> ++ ++int main() ++{ ++ boost::pool<> p(1024, std::numeric_limits<size_t>::max() / 768); ++ ++ void *x = p.malloc(); ++ BOOST_ASSERT(!x); ++ ++ BOOST_ASSERT(std::numeric_limits<size_t>::max() / 1024 >= p.get_next_size()); ++ BOOST_ASSERT(std::numeric_limits<size_t>::max() / 1024 >= p.get_max_size()); ++ ++ void *y = p.ordered_malloc(std::numeric_limits<size_t>::max() / 768); ++ BOOST_ASSERT(!y); ++ ++ return 0; ++} |