[meta] Use \bot instead of \perp, like in [class]

Author: tkoeppe

source/meta.tex

@@ -3774,7 +3774,7 @@
 \item
   Otherwise, \tcode{r} represents a data member description
   $(T, N, A, W, \mathit{NUA})$\iref{class.mem.general};
-  \tcode{true} if $N$ is not $\perp$.
+  \tcode{true} if $N$ is not $\bot$.
   Otherwise, \tcode{false}.
 \end{itemize}
 \end{itemdescr}
@@ -4213,7 +4213,7 @@
 \tcode{true} if \tcode{r} represents a bit-field,
 or if \tcode{r} represents a data member description
 $(T, N, A, W, \mathit{NUA})$\iref{class.mem.general}
-for which $W$ is not $\perp$.
+for which $W$ is not $\bot$.
 Otherwise, \tcode{false}.
 \end{itemdescr}
 
@@ -5740,7 +5740,7 @@
 non-static data member that is not a bit-field,
 direct base class relationship, or
 data member description $(T, N, A, W, \mathit{NUA})$\iref{class.mem.general}
-where $W$ is not $\perp$.
+where $W$ is not $\bot$.
 If \tcode{dealias(r)} represents a type,
 then \tcode{is_complete_type(r)} is \tcode{true}.
 \end{itemdescr}
@@ -5772,7 +5772,7 @@
 \item
   Otherwise, \tcode{r} represents a data member description
   $(\mathit{TR}, N, A, W, \mathit{NUA})$\iref{class.mem.general}.
-  If $A$ is not $\perp$,
+  If $A$ is not $\bot$,
   then the value of $A$.
   Otherwise, \tcode{alignment_of(\reflexpr{$T$})}.
 \end{itemize}
@@ -5809,7 +5809,7 @@
 \item
   Otherwise, if \tcode{r} represents a data member description
   $(T, N, A, W, \mathit{NUA})$\iref{class.mem.general}
-  and $W$ is not $\perp$,
+  and $W$ is not $\bot$,
   then $W$.
 \item
   Otherwise, \tcode{CHAR_BIT * size_of(r)}.
@@ -6375,13 +6375,13 @@
   $T$ is the type represented by \tcode{dealias(type)},
 \item
   $N$ is either the identifier encoded by \tcode{options.name}
-  or $\perp$ if \tcode{options.name} does not contain a value,
+  or $\bot$ if \tcode{options.name} does not contain a value,
 \item
   $A$ is either the alignment value held by \tcode{options.alignment}
-  or $\perp$ if \tcode{options.alignment} does not contain a value,
+  or $\bot$ if \tcode{options.alignment} does not contain a value,
 \item
   $W$ is either the value held by \tcode{options.bit_width}
-  or $\perp$ if \tcode{options.bit_width} does not contain a value, and
+  or $\bot$ if \tcode{options.bit_width} does not contain a value, and
 \item
   $\mathit{NUA}$ is the value held by \tcode{options.no_unique_address}.
 \end{itemize}
@@ -6489,7 +6489,7 @@
   \tcode{is_complete_type($T_K$)} is \tcode{true} for every $r_K$; and
 \item
   for every pair $(r_K, r_L)$ where $K < L$,
-  if $N_K$ is not $\perp$ and $N_L$ is not $\perp$,
+  if $N_K$ is not $\bot$ and $N_L$ is not $\bot$,
   then either:
   \begin{itemize}
   \item
@@ -6531,7 +6531,7 @@
   with the following properties:
   \begin{itemize}
   \item
-    If $N_K$ is $\perp$,
+    If $N_K$ is $\bot$,
     $M_K$ is an unnamed bit-field.
     Otherwise, $M_K$ is a non-static data member whose name is the identifier
     determined by the character sequence encoed by $N_K$ in UTF-8.
@@ -6541,11 +6541,11 @@
     $M_K$ is declared with the attribute \tcode{[[no_unique_address]]}
     if and only if $\mathit{NUA}_K$ is \tcode{true}.
   \item
-    If $W_K$ is not $\perp$,
+    If $W_K$ is not $\bot$,
     $M_K$ is a bit-field whose width is that value.
     Otherwise, $M_K$ is not a bit-field.
   \item
-    If $A_K$ is not $\perp$,
+    If $A_K$ is not $\bot$,
     $M_K$ has the \grammarterm{alignment-specifier} \tcode{alignas($A_K$)}.
     Otherwise, $M_K$ has no \grammarterm{alignment-specifier}.
   \end{itemize}