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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/developer-notes.md | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/doc/developer-notes.md b/doc/developer-notes.md index ef40265818..ddbbd0709b 100644 --- a/doc/developer-notes.md +++ b/doc/developer-notes.md @@ -32,6 +32,7 @@ Developer Notes - [C++ data structures](#c-data-structures) - [Strings and formatting](#strings-and-formatting) - [Shadowing](#shadowing) + - [Lifetimebound](#lifetimebound) - [Threads and synchronization](#threads-and-synchronization) - [Scripts](#scripts) - [Shebang](#shebang) @@ -885,6 +886,16 @@ please name variables so that their names do not shadow variables defined in the When using nested cycles, do not name the inner cycle variable the same as in the outer cycle, etc. +Lifetimebound +-------------- + +The [Clang `lifetimebound` +attribute](https://clang.llvm.org/docs/AttributeReference.html#lifetimebound) +can be used to tell the compiler that a lifetime is bound to an object and +potentially see a compile-time warning if the object has a shorter lifetime from +the invalid use of a temporary. You can use the attribute by adding a `LIFETIMEBOUND` +annotation defined in `src/attributes.h`; please grep the codebase for examples. + Threads and synchronization ---------------------------- |