diff options
Diffstat (limited to 'src/corelib/tools/qsharedpointer.cpp')
| -rw-r--r-- | src/corelib/tools/qsharedpointer.cpp | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/corelib/tools/qsharedpointer.cpp b/src/corelib/tools/qsharedpointer.cpp index 2ced3d6a7c..58a9a021d0 100644 --- a/src/corelib/tools/qsharedpointer.cpp +++ b/src/corelib/tools/qsharedpointer.cpp @@ -630,9 +630,15 @@ This function will attempt to call a constructor for type \tt T that can accept all the arguments passed. Arguments will be perfectly-forwarded. - \note This function is only available with a C++11 compiler that supports - perfect forwarding of an arbitrary number of arguments. If the compiler - does not support the necessary C++11 features, you must use the overload + \note This function is only fully available with a C++11 compiler that + supports perfect forwarding of an arbitrary number of arguments. + + If the compiler does not support the necessary C++11 features, + then a restricted version is available since Qt 5.4: you may pass + one (but just one) argument, and it will always be passed by const + reference. + + If you target Qt before version 5.4, you must use the overload that calls the default constructor. */ |