Eliminate t/re/ReTest.pl. require './test.pl' directly in its 3 (former) users.

Author: nwc10

MANIFEST

@@ -5051,7 +5051,6 @@ t/re/reg_pmod.t			See if regexp /p modifier works as expected
 t/re/reg_posixcc.t		See if posix character classes behave consistently
 t/re/reg_unsafe.t		Check for unsafe match vars
 t/re/re.t			See if exportable 're' funcs in universal.c work
-t/re/ReTest.pl			Test utilities for the t/re/pat*.t tests (used by do)
 t/re/re_tests			Regular expressions for regexp.t
 t/re/rxcode.t			See if /(?{ code })/ works
 t/re/subst_amp.t		See if $&-related substitution works

t/re/ReTest.pl

@@ -18,7 +18,7 @@ $| = 1;
 BEGIN {
     chdir 't' if -d 't';
     @INC = ('../lib','.');
-    do "re/ReTest.pl" or die $@;
+    require './test.pl';
 }
 
 plan tests => 455;  # Update this when adding/deleting tests.

t/re/pat.t

@@ -21,7 +21,7 @@ BEGIN {
     }
     chdir 't' if -d 't';
     @INC = ('../lib','.');
-    do "re/ReTest.pl" or die $@;
+    require './test.pl';
 }
 
 run_tests() unless caller;

t/re/pat_advanced.t

@@ -21,7 +21,7 @@ BEGIN {
     }
     chdir 't' if -d 't';
     @INC = ('../lib','.');
-    do "re/ReTest.pl" or die $@;
+    require './test.pl';
 }