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doc: fixes in the C++ part

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Reported by Askar Safin.

http://lists.gnu.org/archive/html/bug-bison/2015-02/msg00018.html
http://lists.gnu.org/archive/html/bug-bison/2015-02/msg00019.html

* doc/bison.texi (Split Symbols): Fix access to token types.
yylval is a pointer, so use ->.
Fix coding style issues: space before paren.
This commit is contained in:
Akim Demaille
2015-03-03 16:31:31 +01:00
parent a668f48631
commit 75fbe357c8
2 changed files with 29 additions and 30 deletions
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THANKS
+1
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@@ -15,6 +15,7 @@ Anthony Heading [email protected]
Antonio Silva Correia [email protected]
Arnold Robbins [email protected]
Art Haas [email protected]
Askar Safin [email protected]
Baron Schwartz [email protected]
Ben Pfaff [email protected]
Benoit Perrot [email protected]
doc/bison.texi
+14 -16
View File
@@ -10901,12 +10901,12 @@ Regular union-based code in Lex scanner typically look like:
@example
[0-9]+ @{
yylval.ival = text_to_int (yytext);
return yy::parser::INTEGER;
yylval->ival = text_to_int (yytext);
return yy::parser::token::INTEGER;
@}
[a-z]+ @{
yylval.sval = new std::string (yytext);
return yy::parser::IDENTIFIER;
yylval->sval = new std::string (yytext);
return yy::parser::token::IDENTIFIER;
@}
@end example
@@ -10915,12 +10915,12 @@ initialized. So the code would look like:
@example
[0-9]+ @{
yylval.build<int>() = text_to_int (yytext);
return yy::parser::INTEGER;
yylval->build<int> () = text_to_int (yytext);
return yy::parser::token::INTEGER;
@}
[a-z]+ @{
yylval.build<std::string> = yytext;
return yy::parser::IDENTIFIER;
yylval->build<std::string> () = yytext;
return yy::parser::token::IDENTIFIER;
@}
@end example
@@ -10929,12 +10929,12 @@ or
@example
[0-9]+ @{
yylval.build(text_to_int (yytext));
return yy::parser::INTEGER;
yylval->build (text_to_int (yytext));
return yy::parser::token::INTEGER;
@}
[a-z]+ @{
yylval.build(yytext);
return yy::parser::IDENTIFIER;
yylval->build (yytext);
return yy::parser::token::IDENTIFIER;
@}
@end example
@@ -10983,10 +10983,8 @@ For instance, given the following declarations:
Bison generates the following functions:
@example
symbol_type make_IDENTIFIER(const std::string& v,
const location_type& l);
symbol_type make_INTEGER(const int& v,
const location_type& loc);
symbol_type make_IDENTIFIER (const std::string& v, const location_type& loc);
symbol_type make_INTEGER (const int& v, const location_type& loc);
symbol_type make_COLON (const location_type& loc);
@end example