spec: s/char_lit/rune_lit/

The spec talks explicitly about rune literals but the
respective production is still called char_lit for
historic reasons. Updated the two occurences.

Fixes #4602.

R=rsc, iant, r, ken
CC=golang-dev
https://golang.org/cl/7070048

diff --git a/doc/go_spec.html b/doc/go_spec.html
index e54068a2d7b3abf089bc87a7ce60c8e652e2a123..59abbece68cff63763104031f5067acb51bec0b8 100644 (file)
--- a/doc/go_spec.html
+++ b/doc/go_spec.html
@@ -1,6 +1,6 @@
 <!--{
        "Title": "The Go Programming Language Specification",
-       "Subtitle": "Version of January 6, 2013",
+       "Subtitle": "Version of January 7, 2013",
        "Path": "/ref/spec"
 }-->
 
@@ -423,7 +423,7 @@ After a backslash, certain single-character escapes represent special values:
 All other sequences starting with a backslash are illegal inside rune literals.
 </p>
 <pre class="ebnf">
-char_lit         = "'" ( unicode_value | byte_value ) "'" .
+rune_lit         = "'" ( unicode_value | byte_value ) "'" .
 unicode_value    = unicode_char | little_u_value | big_u_value | escaped_char .
 byte_value       = octal_byte_value | hex_byte_value .
 octal_byte_value = `\` octal_digit octal_digit octal_digit .
@@ -2063,7 +2063,7 @@ or a parenthesized expression.
 <pre class="ebnf">
 Operand    = Literal | OperandName | MethodExpr | "(" Expression ")" .
 Literal    = BasicLit | CompositeLit | FunctionLit .
-BasicLit   = int_lit | float_lit | imaginary_lit | char_lit | string_lit .
+BasicLit   = int_lit | float_lit | imaginary_lit | rune_lit | string_lit .
 OperandName = identifier | QualifiedIdent.
 </pre>