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Optimized BOOST_ASSERT_MSG so that it is more lightweight and doesn't prevent enclosing functions from inlining. Also added branching hints for the checked conditions.

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[SVN r84682]
This commit is contained in:
Andrey Semashev 2013-06-07 20:21:24 +00:00
parent 6bb1ce9b7b
commit 9baf33dd16
1 changed files with 15 additions and 10 deletions
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13
include/boost/assert.hpp
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@ -34,6 +34,7 @@
#elif defined(BOOST_ENABLE_ASSERT_HANDLER)
#include <boost/config.hpp>
#include <boost/current_function.hpp>
namespace boost
@ -42,7 +43,7 @@ namespace boost
char const * function, char const * file, long line); // user defined
} // namespace boost
#define BOOST_ASSERT(expr) ((expr) \
#define BOOST_ASSERT(expr) (BOOST_LIKELY(!!(expr)) \
? ((void)0) \
: ::boost::assertion_failed(#expr, BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))
@ -63,6 +64,7 @@ namespace boost
#elif defined(BOOST_ENABLE_ASSERT_HANDLER)
#include <boost/config.hpp>
#include <boost/current_function.hpp>
namespace boost
@ -71,7 +73,7 @@ namespace boost
char const * function, char const * file, long line); // user defined
} // namespace boost
#define BOOST_ASSERT_MSG(expr, msg) ((expr) \
#define BOOST_ASSERT_MSG(expr, msg) (BOOST_LIKELY(!!(expr)) \
? ((void)0) \
: ::boost::assertion_failed_msg(#expr, msg, BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))
@ -80,6 +82,7 @@ namespace boost
#define BOOST_ASSERT_HPP
#include <cstdlib>
#include <iostream>
#include <boost/config.hpp>
#include <boost/current_function.hpp>
// IDE's like Visual Studio perform better if output goes to std::cout or
@ -94,7 +97,9 @@ namespace boost
{
namespace detail
{
inline void assertion_failed_msg(char const * expr, char const * msg, char const * function,
// Note: The template is needed to make the function non-inline and avoid linking errors
template< typename CharT >
BOOST_NOINLINE void assertion_failed_msg(CharT const * expr, char const * msg, char const * function,
char const * file, long line)
{
BOOST_ASSERT_MSG_OSTREAM
@ -113,7 +118,7 @@ namespace boost
} // detail
#endif
#define BOOST_ASSERT_MSG(expr, msg) ((expr) \
#define BOOST_ASSERT_MSG(expr, msg) (BOOST_LIKELY(!!(expr)) \
? ((void)0) \
: ::boost::assertion::detail::assertion_failed_msg(#expr, msg, \
BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))