[macros,structure.specifications] Add 'Result' element

Author: jensmaurer

source/lib-intro.tex

@@ -349,6 +349,15 @@
 the conditions (sometimes termed observable results)
 established by the function.
 
+\item
+\result
+for a \grammarterm{typename-specifier}, a description of the named type;
+for an \grammarterm{expression},
+a description of the type of the expression;
+the expression is an lvalue if the type is an lvalue reference type,
+an xvalue if the type is an rvalue reference type, and
+a prvalue otherwise.
+
 \item
 \returns
 a description of the value(s) returned by the function.

source/macros.tex

@@ -339,6 +339,7 @@
 \newcommand{\sync}{\Fundesc{Synchronization}}
 \newcommand{\implimits}{\Fundesc{Implementation limits}}
 \newcommand{\replaceable}{\Fundesc{Replaceable}}
+\newcommand{\result}{\Fundesc{Result}}
 \newcommand{\returntype}{\Fundesc{Return type}}
 \newcommand{\cvalue}{\Fundesc{Value}}
 \newcommand{\ctype}{\Fundesc{Type}}