Merge pull request #446 from ya1gaurav/patch-37

NORETURN for throw functions in 0.x.y branch
This commit is contained in:
Christopher Dunn 2016-03-17 20:54:48 -05:00
commit d2fc18af7f
2 changed files with 17 additions and 4 deletions

View File

@ -29,6 +29,19 @@
#pragma warning(disable : 4251)
#endif // if defined(JSONCPP_DISABLE_DLL_INTERFACE_WARNING)
//Conditional NORETURN attribute on the throw functions would:
// a) suppress false positives from static code analysis
// b) possibly improve optimization opportunities.
#if !defined(JSONCPP_NORETURN)
# if defined(_MSC_VER)
# define JSONCPP_NORETURN __declspec(noreturn)
# elif defined(__GNUC__)
# define JSONCPP_NORETURN __attribute__ ((__noreturn__))
# else
# define JSONCPP_NORETURN
# endif
#endif
/** \brief JSON (JavaScript Object Notation).
*/
namespace Json {
@ -69,9 +82,9 @@ public:
};
/// used internally
void throwRuntimeError(std::string const& msg);
JSONCPP_NORETURN void throwRuntimeError(std::string const& msg);
/// used internally
void throwLogicError(std::string const& msg);
JSONCPP_NORETURN void throwLogicError(std::string const& msg);
/** \brief Type of the value held by a Value object.
*/

View File

@ -168,11 +168,11 @@ RuntimeError::RuntimeError(std::string const& msg)
LogicError::LogicError(std::string const& msg)
: Exception(msg)
{}
void throwRuntimeError(std::string const& msg)
JSONCPP_NORETURN void throwRuntimeError(std::string const& msg)
{
throw RuntimeError(msg);
}
void throwLogicError(std::string const& msg)
JSONCPP_NORETURN void throwLogicError(std::string const& msg)
{
throw LogicError(msg);
}