speed it up, test greediness

test.sh

@@ -172,6 +172,19 @@ aaaaa(aa)aa(aa(a)a)?aa
 ([0-9])+.(.*)
 (([0-9])+)(.)(.*)
 (abc|sjd|qwq(hs|qw|oo)|(ty|xx|pp)we)
+(a?)?
+(a?)?
+(a?)??
+(a?)(a?)(a?a?)aaa(a?)|(b?)
+(a?)(a?)(a?a?)aaa(a?)|(b?)
+(a*)??
+(a*)|(b*)|(c*)
+(a?|a?)|(a*)?
+(a?|a?)a|(a*)?
+(a?|a?)d|(a*)?
+((a*b*c*)|(a*c*b*))+?
+((a*b*c*)|(a*c*b*))*?
+((a*b*c*)|(a*c*b*))+
 "
 input="\
 abcdef
@@ -345,6 +358,19 @@ h:98:   :3234utt;strokeliin:miter;stroke-mirlimit:10;stroke-dasharray:none;strok
 650-253-000123434-45551221
 650-253-000123434-455512213224hsaqer
 ppwe
+m
+a
+aa
+aa
+aaaaaaaaaaaaaa
+a
+bbbbbbbbb
+aaa
+aaa
+aaa
+bbb
+bbb
+bbb
 "
 expect="\
 (0,3)
@@ -518,6 +544,19 @@ expect="\
 (0,26)(2,3)(4,26)
 (0,36)(0,3)(2,3)(3,4)(4,36)
 (0,4)(0,4)(?,?)(0,2)
+(0,0)(0,0)
+(0,1)(0,1)
+(0,0)(?,?)
+(0,0)(?,?)(?,?)(?,?)(?,?)(0,0)
+(0,8)(0,1)(1,2)(2,4)(7,8)(?,?)
+(0,0)(?,?)
+(0,0)(0,0)(?,?)(?,?)
+(0,1)(0,1)(?,?)
+(0,2)(0,1)(?,?)
+(0,3)(?,?)(0,3)
+(0,3)(0,3)(0,3)(?,?)
+(0,0)(?,?)(?,?)(?,?)
+(0,3)(0,3)(0,3)(?,?)
 (0,0)
 "