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authorJerry Quinn <jlquinn@optonline.net>2010-01-04 05:48:07 +0000
committerJerry Quinn <jlquinn@gcc.gnu.org>2010-01-04 05:48:07 +0000
commitf42621553669746ede1f161f110f78c7df817aa6 (patch)
tree304dd864781d27044b4168cf5142c5f827ac74a4 /gcc/doc
parentab1c1187c394dda9e345124da82320bb0766e7d0 (diff)
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c-tree.texi (RETURN_STMT): Change to RETURN_EXPR.
2010-01-03 Jerry Quinn <jlquinn@optonline.net> * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update description of expression operand. From-SVN: r155604
Diffstat (limited to 'gcc/doc')
-rw-r--r--gcc/doc/c-tree.texi10
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/doc/c-tree.texi b/gcc/doc/c-tree.texi
index b53f758..fd64102 100644
--- a/gcc/doc/c-tree.texi
+++ b/gcc/doc/c-tree.texi
@@ -1802,11 +1802,13 @@ statement can be obtained with the @code{LABEL_EXPR_LABEL} macro. The
@code{IDENTIFIER_NODE} giving the name of the label can be obtained from
the @code{LABEL_DECL} with @code{DECL_NAME}.
-@item RETURN_STMT
+@item RETURN_EXPR
-Used to represent a @code{return} statement. The @code{RETURN_EXPR} is
-the expression returned; it will be @code{NULL_TREE} if the statement
-was just
+Used to represent a @code{return} statement. Operand 0 represents the
+value to return. It should either be the @code{RESULT_DECL} for the
+containing function, or a @code{MODIFY_EXPR} or @code{INIT_EXPR}
+setting the function's @code{RESULT_DECL}. It will be
+@code{NULL_TREE} if the statement was just
@smallexample
return;
@end smallexample