[std] Remove incorrect or duplicative 'this subclause' introducers

Fixes ISO/CS comment (C++23 proof)

Author: jensmaurer

source/numerics.tex

@@ -1556,7 +1556,7 @@
 \rSec3[rand.req.genl]{General requirements}%
 
 \pnum
-Throughout this subclause \ref{rand},
+Throughout \ref{rand},
 the effect of instantiating a template:
 \begin{itemize}
   \item
@@ -1616,15 +1616,15 @@
 \end{itemize}
 
 \pnum
-Throughout this subclause \ref{rand},
+Throughout \ref{rand},
 phrases of the form ``\tcode{x} is an iterator of a specific kind''
 shall be interpreted as equivalent to the more formal requirement that
 ``\tcode{x} is a value
 of a type meeting the requirements
 of the specified iterator type''.
 
 \pnum
-Throughout this subclause \ref{rand},
+Throughout \ref{rand},
 any constructor that can be called with a single argument
 and that meets a requirement specified in this subclause
 shall be declared \keyword{explicit}.
@@ -1659,7 +1659,7 @@
 in \tref{rand.req.seedseq}
 are valid and have the indicated semantics,
 and if \tcode{S} also meets all other requirements
-of this subclause \ref{rand.req.seedseq}.
+of \ref{rand.req.seedseq}.
 In \tref{rand.req.seedseq} and throughout this subclause:
 \begin{itemize}
   \item
@@ -1875,7 +1875,7 @@
 in \tref{rand.req.eng}
 are valid and have the indicated semantics,
 and if \tcode{E} also meets all other requirements
-of this subclause \ref{rand.req.eng}.
+of \ref{rand.req.eng}.
 In \tref{rand.req.eng} and throughout this subclause:
 \begin{itemize}
   \item
@@ -2254,7 +2254,7 @@
 are valid and have the indicated semantics,
 and if \tcode{D} and its associated types
 also meet all other requirements
-of this subclause \ref{rand.req.dist}.
+of \ref{rand.req.dist}.
 In \tref{rand.req.dist} and throughout this subclause,
 \begin{itemize}
   \item
@@ -2465,7 +2465,7 @@
 It is unspecified whether \tcode{D::param_type}
 is declared as a (nested) \keyword{class}
 or via a \keyword{typedef}.
-In this subclause \ref{rand},
+In \ref{rand},
 declarations of \tcode{D::param_type}
 are in the form of \keyword{typedef}s
 for convenience of exposition only.
@@ -2650,7 +2650,7 @@
 If the template parameter
 \tcode{m} is $0$,
 the modulus $m$
-used throughout this subclause~\ref{rand.eng.lcong}
+used throughout \ref{rand.eng.lcong}
 is \tcode{numeric_limits<result_type>::max()} plus $1$.
 \begin{note}
  $m$ need not be representable
@@ -3077,30 +3077,30 @@
 
 \pnum
 Each type instantiated
-from a class template specified in this subclause~\ref{rand.adapt}
+from a class template specified in \ref{rand.adapt}
 meets the requirements
 of a random number engine adaptor\iref{rand.req.adapt} type.
 
 \pnum
 Except where specified otherwise,
 the complexity of each function
-specified in this subclause~\ref{rand.adapt}
+specified in \ref{rand.adapt}
 is constant.
 
 \pnum
 Except where specified otherwise,
-no function described in this subclause~\ref{rand.adapt}
+no function described in \ref{rand.adapt}
 throws an exception.
 
 \pnum
-Every function described in this subclause~\ref{rand.adapt}
+Every function described in \ref{rand.adapt}
 that has a function parameter \tcode{q} of type \tcode{Sseq\&}
 for a template type parameter named \tcode{Sseq}
 that is different from type \tcode{seed_seq}
 throws what and when the invocation of \tcode{q.generate} throws.
 
 \pnum
-Descriptions are provided in this subclause~\ref{rand.adapt}
+Descriptions are provided in \ref{rand.adapt}
 only for adaptor operations
 that are not described in subclause~\ref{rand.req.adapt}
 or for operations where there is additional semantic information.
@@ -3112,7 +3112,7 @@
 are not shown in the synopses.
 
 \pnum
-Each template specified in this subclause~\ref{rand.adapt}
+Each template specified in \ref{rand.adapt}
 requires one or more relationships,
 involving the value(s) of its non-type template parameter(s), to hold.
 A program instantiating any of these templates
@@ -4142,12 +4142,12 @@
 
 \pnum
 Each type instantiated
-from a class template specified in this subclause~\ref{rand.dist}
+from a class template specified in \ref{rand.dist}
 meets the requirements
 of a random number distribution\iref{rand.req.dist} type.
 
 \pnum
-Descriptions are provided in this subclause~\ref{rand.dist}
+Descriptions are provided in \ref{rand.dist}
 only for distribution operations
 that are not described in \ref{rand.req.dist}
 or for operations where there is additional semantic information.

source/strings.tex

@@ -108,7 +108,7 @@
 denotes an lvalue of type
 \tcode{C}.
 No expression which is part of the character traits requirements
-specified in this subclause \ref{char.traits.require}
+specified in \ref{char.traits.require}
 shall exit via an exception.
 
 \begin{libreqtab4d}

source/threads.tex

@@ -8919,7 +8919,7 @@
 \rSec3[thread.condition.condvarany.general]{General}
 
 \pnum
-In this subclause \ref{thread.condition.condvarany},
+In \ref{thread.condition.condvarany},
 template arguments for template parameters named \tcode{Lock}
 shall meet the \oldconcept{Basic\-Lockable}
 requirements\iref{thread.req.lockable.basic}.