[index] Add missing entries for Cpp17 concepts (#6940)

Author: AlisdairM

source/lib-intro.tex

@@ -1863,12 +1863,12 @@
 swappable with any rvalue or lvalue, respectively, of type \tcode{T}.
 
 \pnum
-A type \tcode{X} meets the \oldconcept{Swappable} requirements
+A type \tcode{X} meets the \defnoldconcept{Swappable} requirements
 if lvalues of type \tcode{X} are swappable.
 
 \pnum
 A type \tcode{X} meeting any of the iterator requirements\iref{iterator.requirements}
-meets the \oldconcept{ValueSwappable} requirements if,
+meets the \defnoldconcept{ValueSwappable} requirements if,
 for any dereferenceable object
 \tcode{x} of type \tcode{X},
 \tcode{*x} is swappable.

source/threads.tex

@@ -230,7 +230,7 @@
 \rSec3[thread.req.lockable.basic]{\oldconcept{BasicLockable} requirements}
 
 \pnum
-A type \tcode{L} meets the \oldconcept{BasicLockable} requirements if the following expressions are
+A type \tcode{L} meets the \defnoldconcept{BasicLockable} requirements if the following expressions are
 well-formed and have the specified semantics (\tcode{m} denotes a value of type \tcode{L}).
 
 \begin{itemdecl}
@@ -266,7 +266,7 @@
 \rSec3[thread.req.lockable.req]{\oldconcept{Lockable} requirements}
 
 \pnum
-A type \tcode{L} meets the \oldconcept{Lockable} requirements if it meets the \oldconcept{BasicLockable}
+A type \tcode{L} meets the \defnoldconcept{Lockable} requirements if it meets the \oldconcept{BasicLockable}
 requirements and the following expressions are well-formed and have the specified semantics
 (\tcode{m} denotes a value of type \tcode{L}).
 
@@ -291,7 +291,7 @@
 \rSec3[thread.req.lockable.timed]{\oldconcept{TimedLockable} requirements}
 
 \pnum
-A type \tcode{L} meets the \oldconcept{TimedLockable} requirements if it meets the \oldconcept{Lockable}
+A type \tcode{L} meets the \defnoldconcept{TimedLockable} requirements if it meets the \oldconcept{Lockable}
 requirements and the following expressions are well-formed and have the specified semantics
 (\tcode{m} denotes a value of type \tcode{L}, \tcode{rel_time} denotes a value of an
 instantiation of \tcode{duration}\iref{time.duration}, and \tcode{abs_time} denotes a value
@@ -342,7 +342,7 @@
 \rSec3[thread.req.lockable.shared]{\oldconcept{SharedLockable} requirements}
 
 \pnum
-A type \tcode{L} meets the \oldconcept{SharedLockable} requirements if
+A type \tcode{L} meets the \defnoldconcept{SharedLockable} requirements if
 the following expressions are well-formed, have the specified semantics, and
 the expression \tcode{m.try_lock_shared()} has type \tcode{bool}
 (\tcode{m} denotes a value of type \tcode{L}):
@@ -396,7 +396,7 @@
 \rSec3[thread.req.lockable.shared.timed]{\oldconcept{SharedTimedLockable} requirements}
 
 \pnum
-A type \tcode{L} meets the \oldconcept{SharedTimedLockable} requirements if
+A type \tcode{L} meets the \defnoldconcept{SharedTimedLockable} requirements if
 it meets the \oldconcept{SharedLockable} requirements, and
 the following expressions are well-formed, have type \tcode{bool}, and
 have the specified semantics

source/time.tex

@@ -1036,7 +1036,7 @@
 \end{note}
 
 \pnum
-A type \tcode{TC} meets the \oldconcept{TrivialClock} requirements if:
+A type \tcode{TC} meets the \defnoldconcept{TrivialClock} requirements if:
 \begin{itemize}
 \item
 \tcode{TC} meets the \oldconcept{Clock} requirements,