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Do not use the error token to get file/line number information. 

Using the parser supplied error token to get file and line number
information appears to give incorrect results at best and core dump
at worst. This patch uses the closest real token that makes sense
to alleviate this problem.
This commit is contained in:
Cary R 2007-12-03 12:31:34 -08:00 committed by Stephen Williams
parent 78b2eb5026
commit 937397b24c
1 changed files with 13 additions and 13 deletions
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26
parse.y
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@ -411,7 +411,7 @@ block_item_decl
yyerrok;
}
| attribute_list_opt K_realtime error ';'
{ yyerror(@1, "error: syntax error in realtime variable list.");
{ yyerror(@2, "error: syntax error in realtime variable list.");
yyerrok;
}
| K_parameter error ';'
@ -453,7 +453,7 @@ case_item
$$ = tmp;
}
| error ':' statement_or_null
{ yyerror(@1, "error: Incomprehensible case expression.");
{ yyerror(@2, "error: Incomprehensible case expression.");
yyerrok;
}
;
@ -1985,7 +1985,7 @@ module_item
reasonable error message can be produced. */
| K_module error ';'
{ yyerror(@2, "error: missing endmodule or attempt to "
{ yyerror(@1, "error: missing endmodule or attempt to "
"nest modules.");
pform_error_nested_modules();
yyerrok;
@ -2453,7 +2453,7 @@ port_name
$$ = tmp;
}
| '.' IDENTIFIER '(' error ')'
{ yyerror(@4, "error: invalid port connection expression.");
{ yyerror(@3, "error: invalid port connection expression.");
named_pexpr_t*tmp = new named_pexpr_t;
tmp->name = lex_strings.make($2);
tmp->parm = 0;
@ -2785,7 +2785,7 @@ specify_simple_path_decl
$$ = pform_assign_path_delay($1, tmp);
}
| specify_simple_path '=' '(' error ')'
{ yyerror(@2, "Syntax error in delay value list.");
{ yyerror(@3, "Syntax error in delay value list.");
yyerrok;
$$ = 0;
}
@ -2799,7 +2799,7 @@ specify_simple_path
K_SG specify_path_identifiers ')'
{ $$ = pform_make_specify_path(@1, $2, $3, true, $5); }
| '(' error ')'
{ yyerror(@2, "Invalid simple path");
{ yyerror(@1, "Invalid simple path");
yyerrok;
}
;
@ -3149,16 +3149,16 @@ statement
| K_for '(' lpvalue '=' expression ';' expression ';'
error ')' statement
{ $$ = 0;
yyerror(@9, "error: Error in for loop step assignment.");
yyerror(@1, "error: Error in for loop step assignment.");
}
| K_for '(' lpvalue '=' expression ';' error ';'
lpvalue '=' expression ')' statement
{ $$ = 0;
yyerror(@7, "error: Error in for loop condition expression.");
yyerror(@1, "error: Error in for loop condition expression.");
}
| K_for '(' error ')' statement
{ $$ = 0;
yyerror(@3, "error: Incomprehensible for loop.");
yyerror(@1, "error: Incomprehensible for loop.");
}
| K_while '(' expression ')' statement
{ PWhile*tmp = new PWhile($3, $5);
@ -3166,7 +3166,7 @@ statement
}
| K_while '(' error ')' statement
{ $$ = 0;
yyerror(@3, "error: Error in while loop condition.");
yyerror(@1, "error: Error in while loop condition.");
}
| delay1 statement_or_null
{ PExpr*del = (*$1)[0];
@ -3207,7 +3207,7 @@ statement
$$ = tmp;
}
| error '=' expression ';'
{ yyerror(@1, "Syntax in assignment statement l-value.");
{ yyerror(@2, "Syntax in assignment statement l-value.");
yyerrok;
$$ = new PNoop;
}
@ -3218,7 +3218,7 @@ statement
$$ = tmp;
}
| error K_LE expression ';'
{ yyerror(@1, "Syntax in assignment statement l-value.");
{ yyerror(@2, "Syntax in assignment statement l-value.");
yyerrok;
$$ = new PNoop;
}
@ -3322,7 +3322,7 @@ statement
$$ = tmp;
}
| error ';'
{ yyerror(@1, "error: malformed statement");
{ yyerror(@2, "error: malformed statement");
yyerrok;
$$ = new PNoop;
}