YY_
YYCASE_(0, YY_("syntax error"));
YYCASE_(1, YY_("syntax error, unexpected %s"));
YYCASE_(2, YY_("syntax error, unexpected %s, expecting %s"));
YYCASE_(3, YY_("syntax error, unexpected %s, expecting %s or %s"));
YYCASE_(4, YY_("syntax error, unexpected %s, expecting %s or %s or %s"));
YYCASE_(5, YY_("syntax error, unexpected %s, expecting %s or %s or %s or %s"));
yyoverflow (YY_("memory exhausted"),
yyerror (ctx, YY_("syntax error"));
char const *yymsgp = YY_("syntax error");
yyerror (ctx, YY_("memory exhausted"));
#ifndef YY_
# ifndef YY_
yyerror (ctx, YY_("syntax error: cannot back up")); \