Fix pcretest not forgetting JIT after it has been used once.

git-svn-id: svn://vcs.exim.org/pcre/code/trunk@775 2f5784b3-3f2a-0410-8824-cb99058d5e15

3 files changed, 5 insertions, 3 deletions

diff --git a/ChangeLog b/ChangeLog
index 3fb9b9c..e05b74e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -84,6 +84,9 @@ Version 8.21
     refactoring has had the pleasing side effect of removing one argument from
     the match() function, thus reducing its stack requirements.
     
+19. If the /S+ option was used in pcretest to study a pattern using JIT, 
+    subsequent uses of /S (without +) incorrectly behaved like /S+.
+    
 
 Version 8.20 21-Oct-2011
 ------------------------
diff --git a/pcretest.c b/pcretest.c
index b6ab8e1..852f040 100644
--- a/pcretest.c
+++ b/pcretest.c
@@ -1632,6 +1632,7 @@ while (!done)
   /* Look for options after final delimiter */
 
   options = 0;
+  study_options = 0; 
   log_store = showstore;  /* default from command line */
 
   while (*pp != 0)
diff --git a/testdata/testoutput14 b/testdata/testoutput14
index 7df45cc..fa31d30 100644
--- a/testdata/testoutput14
+++ b/testdata/testoutput14
@@ -42,9 +42,7 @@ Capturing subpattern count = 0
 No options
 No first char
 No need char
-Subject length lower bound = -1
-No set of starting bytes
-JIT study was successful
+Study returned NULL
 
 /(?(R)a*(?1)|((?R))b)/S+
     aaaabcde