Re-fix broken definition for function name in pgbench's exprscan.l.

tglsfdc · tglsfdc · commit 94f1adccd36d · 2016-03-06T21:45:34.000-05:00
Wups, my first try wasn't quite right either.  Too focused on fixing
the existing bug, not enough on not introducing new ones.
diff --git a/src/bin/pgbench/exprscan.l b/src/bin/pgbench/exprscan.l
@@ -61,7 +61,7 @@ space			[ \t\r\f]
 					yylval.ival = strtoint64(yytext);
 					return INTEGER;
 				}
-{alpha}{alnum}+	{
+{alpha}{alnum}*	{
 					yycol += yyleng;
 					yylval.str = pg_strdup(yytext);
 					return FUNCTION;
