[expr] Minor whitespace tweaks

Author: tkoeppe

source/expressions.tex

@@ -2059,8 +2059,7 @@
 void h() {
   F   f;
   A*  ap  = &f;                     // succeeds: finds unique \tcode{A}
-  D*  dp  = dynamic_cast<D*>(ap);   // fails: yields \tcode{0}
-                                    // \tcode{f} has two \tcode{D} subobjects
+  D*  dp  = dynamic_cast<D*>(ap);   // fails: yields null; \tcode{f} has two \tcode{D} subobjects
   E*  ep  = (E*)ap;                 // ill-formed: cast from virtual base
   E*  ep1 = dynamic_cast<E*>(ap);   // succeeds
 }
@@ -2571,8 +2570,8 @@
 typedef const int *const CA[3];  // array of 3 const pointer to \tcode{const int}
 
 CA &&r = A{}; // OK, reference binds to temporary array object after qualification conversion to type \tcode{CA}
-A &&r1 = const_cast<A>(CA{});   // error: temporary array decayed to pointer
-A &&r2 = const_cast<A&&>(CA{}); // OK
+A &&r1 = const_cast<A>(CA{});    // error: temporary array decayed to pointer
+A &&r2 = const_cast<A&&>(CA{});  // OK
 \end{codeblock}
 \end{example}
 
@@ -2953,7 +2952,7 @@
 \indexlibrary{\idxcode{size_t}}%
 \tcode{std::size_t} is defined in the standard header
 \indextext{\idxhdr{cstddef}}%
-\tcode{<cstddef>}~(\ref{support.types}).
+\tcode{<cstddef>}~(\ref{cstddef.syn}, \ref{support.types.layout}).
 \end{note}
 
 \rSec2[expr.new]{New}
@@ -4674,8 +4673,7 @@
     // ...
 } catch (...) {     // catch all exceptions
   // respond (partially) to exception
-  throw;            // pass the exception to some
-                    // other handler
+  throw;            // pass the exception to some other handler
 }
 \end{codeblock}
 \end{example}
@@ -4789,18 +4787,16 @@
 
 \pnum
 A \grammarterm{braced-init-list} may appear on the right-hand side of
-
 \begin{itemize}
 \item an assignment to a scalar, in which case the initializer list shall have
-at most a single element. The meaning of \tcode{x=\{v\}}, where \tcode{T} is the
-scalar type of the expression \tcode{x}, is that of \tcode{x=T\{v\}}. The meaning of
-\tcode{x=\{\}} is \tcode{x=T\{\}}.
+at most a single element. The meaning of \tcode{x = \{v\}}, where \tcode{T} is the
+scalar type of the expression \tcode{x}, is that of \tcode{x = T\{v\}}. The meaning of
+\tcode{x = \{\}} is \tcode{x = T\{\}}.
 
 \item an assignment to an object of class type, in which case the initializer
 list is passed as the argument to the assignment operator function selected by
 overload resolution~(\ref{over.ass}, \ref{over.match}).
 \end{itemize}
-
 \begin{example}
 \begin{codeblock}
 complex<double> z;