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Daniel Frey's NRVO patches

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[SVN r16084]
This commit is contained in:
Dave Abrahams
2002-11-04 01:59:32 +00:00
parent 49e2972952
commit f0ab8c6d41
2 changed files with 13 additions and 0 deletions
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7
include/boost/config/compiler/gcc.hpp
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@ -40,6 +40,13 @@
// //
#define BOOST_HAS_LONG_LONG #define BOOST_HAS_LONG_LONG
//
// gcc implements the named return value optimization since version 3.1
//
#if __GNUC__ > 3 || ( __GNUC__ == 3 && __GNUC_MINOR__ >= 1 )
#define BOOST_HAS_NRVO
#endif
#define BOOST_COMPILER "GNU C++ version " BOOST_STRINGIZE(__GNUC__) "." BOOST_STRINGIZE(__GNUC_MINOR__) #define BOOST_COMPILER "GNU C++ version " BOOST_STRINGIZE(__GNUC__) "." BOOST_STRINGIZE(__GNUC_MINOR__)
// //

6
include/boost/config/compiler/intel.hpp
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@ -62,6 +62,12 @@
# define BOOST_DISABLE_WIN32 # define BOOST_DISABLE_WIN32
#endif #endif
// I checked version 6.0 build 020312Z, it implements the NRVO.
// Correct this as you find out which version of the compiler
// implemented the NRVO first. (Daniel Frey)
#if (BOOST_INTEL_CXX_VERSION >= 600)
# define BOOST_HAS_NRVO
#endif
// //
// versions check: // versions check: