commit 61d7c0d8f8e4ab4a5ad33f44db4dea60dc0a2422
Author: Tanmai Khanna <khanna.tanmai@gmail.com>
Date:   Wed Aug 26 17:05:17 2020 +0530

    Fix wblank printing in postgeneration for when no rules match

diff --git a/lttoolbox/fst_processor.cc b/lttoolbox/fst_processor.cc
index 05a5dcd..9282cf1 100644
--- a/lttoolbox/fst_processor.cc
+++ b/lttoolbox/fst_processor.cc
@@ -2344,6 +2344,8 @@ FSTProcessor::postgeneration(FILE *input, FILE *output)
         if(lf == L"")
         {
           unsigned int mark = sf.size();
+          unsigned int space_index = sf.size();
+          
           for(unsigned int i = 1, limit = sf.size(); i < limit; i++)
           {
             if(sf[i] == L'~')
@@ -2351,8 +2353,36 @@ FSTProcessor::postgeneration(FILE *input, FILE *output)
               mark = i;
               break;
             }
+            else if(sf[i] == L' ')
+            {
+              space_index = i;
+            }
+          }
+          
+          if(space_index != sf.size())
+          {
+            fputws_unlocked(sf.substr(1, space_index-1).c_str(), output);
+            
+            if(need_end_wblank)
+            {
+              fputws_unlocked(L"[[/]]", output);
+              need_end_wblank = false;
+              fputwc_unlocked(sf[space_index], output);
+              flushWblanks(output);
+            }
+            else
+            {
+              fputwc_unlocked(sf[space_index], output);
+            }
+            
+            fputws_unlocked(sf.substr(space_index+1, mark-space_index-1).c_str(), output);
+          }
+          else
+          {
+            flushWblanks(output);
+            fputws_unlocked(sf.substr(1, mark-1).c_str(), output);
           }
-          fputws_unlocked(sf.substr(1, mark-1).c_str(), output);
+          
           if(mark == sf.size())
           {
             input_buffer.back(1);
diff --git a/tests/lt_proc/__init__.py b/tests/lt_proc/__init__.py
index 9e8db46..b7dd63d 100644
--- a/tests/lt_proc/__init__.py
+++ b/tests/lt_proc/__init__.py
@@ -199,7 +199,14 @@ class PostgenerationWordboundBlankEscapingTest(unittest.TestCase, ProcTest):
     procflags = ["-p", "-z"]
     inputs          = [ "Systran ([[t:a:PJD9GA]]http:\/\/www.systran.de\/[[/]]).[] Systran (http:\/\/www.systran.de\/).[]"]
 
-    expectedOutputs = [ "Systran ([[t:a:PJD9GA]]http:\/\/www.systran.de\/[[/]]).[] Systran (http:\/\/www.systran.de\/).[]" ]
-    
+    expectedOutputs = [ "Systran ([[t:a:PJD9GA]]http:\/\/www.systran.de\/[[/]]).[] Systran (http:\/\/www.systran.de\/).[]"]
+
+class PostgenerationWordboundBlankNoRuleMatchTest(unittest.TestCase, ProcTest):
+    procdix = "data/postgen.dix"
+    procflags = ["-p", "-z"]
+    inputs          = [ "[[t:span:HIIiRQ]]Complacer[[/]] [[t:span01:HIIiRQ]]~le[[/]] [[t:span02:HIIiRQ]]ayuda[[/]] [[11t:span:HIIiRQ; t:a:_IOHRg]]mejora[[/]] [[22t:span:HIIiRQ; t:a:_IOHRg]]~la[[/]] [[33t:span:HIIiRQ; t:a:_IOHRg]]prenda[[/]]"]
+
+    expectedOutputs = [ "[[t:span:HIIiRQ]]Complacer[[/]] [[t:span01:HIIiRQ]]le[[/]] [[t:span02:HIIiRQ]]ayuda[[/]] [[11t:span:HIIiRQ; t:a:_IOHRg]]mejora[[/]] [[22t:span:HIIiRQ; t:a:_IOHRg]]la[[/]] [[33t:span:HIIiRQ; t:a:_IOHRg]]prenda[[/]]"]
+
 # These fail on some systems:
 #from null_flush_invalid_stream_format import *