gcc/ChangeLog
PR c/110029
* doc/extend.texi (Common Variable Attributes): Explain what
happens when multiple variables with cleanups are in the same scope.
---
gcc/doc/extend.texi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index 616e26d47dc..0bc586d120e 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -7782,6 +7782,11 @@ with static storage duration. The function must take
one parameter,
a pointer to a type compatible with the variable. The return value
of the function (if any) is ignored.
+When multiple variables in the same scope have @code{cleanup}
+attributes, at exit from the scope their associated cleanup functions
+are run in reverse order of definition (last defined, first
+cleanup).
+
If @option{-fexceptions} is enabled, then @var{cleanup_function}
is run during the stack unwinding that happens during the
processing of the exception. Note that the @code{cleanup} attribute
--
2.31.1
