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| author | Joseph Myers <jsm@polyomino.org.uk> | 2004-10-18 01:22:27 +0100 |
|---|---|---|
| committer | Joseph Myers <jsm28@gcc.gnu.org> | 2004-10-18 01:22:27 +0100 |
| commit | 7dcb044217de829680851c86142b9976baf97a0b (patch) | |
| tree | 78d5b7357feb4f7c31568132c8e30c8c8bd21b55 /gcc/doc | |
| parent | eedfbe08e38aa2b033cdb337be974c45914df33e (diff) | |
| download | gcc-7dcb044217de829680851c86142b9976baf97a0b.zip gcc-7dcb044217de829680851c86142b9976baf97a0b.tar.gz gcc-7dcb044217de829680851c86142b9976baf97a0b.tar.bz2 | |
extend.texi (Attribute Syntax): Clarify details of attributes on parameters.
* doc/extend.texi (Attribute Syntax): Clarify details of
attributes on parameters.
From-SVN: r89190
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/extend.texi | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi index d523615..eef64f1 100644 --- a/gcc/doc/extend.texi +++ b/gcc/doc/extend.texi @@ -2424,6 +2424,15 @@ declaration as a whole. In the obsolescent usage where a type of specifiers and qualifiers may be an attribute specifier list with no other specifiers or qualifiers. +At present, the first parameter in a function prototype must have some +type specifier which is not an attribute specifier; this resolves an +ambiguity in the interpretation of @code{void f(int +(__attribute__((foo)) x))}, but is subject to change. At present, if +the parentheses of a function declarator contain only attributes then +those attributes are ignored, rather than yielding an error or warning +or implying a single parameter of type int, but this is subject to +change. + An attribute specifier list may appear immediately before a declarator (other than the first) in a comma-separated list of declarators in a declaration of more than one identifier using a single list of |