Hi,
this patch fixes some confussion I managed to introduce into the
toplevel comment.
OK?
Honza
* attr-fnspec.h: Fix toplevel comment.
diff --git a/gcc/attr-fnspec.h b/gcc/attr-fnspec.h
index 921bb48ae6a..30c0becfdf2 100644
--- a/gcc/attr-fnspec.h
+++ b/gcc/attr-fnspec.h
@@ -30,12 +30,11 @@
character 2+2i specifies properties of argument number i as follows:
'x' or 'X' specifies that parameter is unused.
- 'r' or 'R' specifies that parameter is only read and memory pointed to is
- never dereferenced.
- 'w' or 'W' specifies that parameter is only written to.
+ 'r' or 'R' specifies that parameter is only read and it does not escape
+ 'w' or 'W' specifies that parameter does not escape
'.' specifies that nothing is known.
- The uppercase letter in addition specifies that parameter
- is non-escaping.
+ The uppercase letter in addition specifies that parameter is read/written
+ only dirrectly (i.e. *param is ok, but **param is not)
character 3+2i specifies additional properties of argument number i
as follows:
