--- embedaddon/lighttpd/src/lempar.c	2013/10/14 10:32:47	1.1.1.1
+++ embedaddon/lighttpd/src/lempar.c	2016/11/02 10:35:00	1.1.1.2
@@ -3,6 +3,7 @@
 */
 /* First off, code is include which follows the "include" declaration
 ** in the input file. */
+#include "first.h"
 #include <stdio.h>
 %%
 /* Next is all token values, in a form suitable for use by makeheaders.
@@ -277,9 +278,10 @@ static void yy_destructor(YYCODETYPE yymajor, YYMINORT
 */
 static int yy_pop_parser_stack(yyParser *pParser){
   YYCODETYPE yymajor;
-  yyStackEntry *yytos = &pParser->yystack[pParser->yyidx];
+  yyStackEntry *yytos;
 
   if( pParser->yyidx<0 ) return 0;
+  yytos = &pParser->yystack[pParser->yyidx];
 #ifndef NDEBUG
   if( yyTraceFILE && pParser->yyidx>=0 ){
     fprintf(yyTraceFILE,"%sPopping %s\n",
@@ -459,10 +461,14 @@ static void yy_reduce(
   ParseARG_FETCH;
   yymsp = &yypParser->yystack[yypParser->yyidx];
 #ifndef NDEBUG
-  if( yyTraceFILE && yyruleno>=0
+  if( yyTraceFILE ) {
+    if (yyruleno>=0
         && (size_t)yyruleno<sizeof(yyRuleName)/sizeof(yyRuleName[0]) ){
-    fprintf(yyTraceFILE, "%sReduce [%s].\n", yyTracePrompt,
-      yyRuleName[yyruleno]);
+      fprintf(yyTraceFILE, "%sReduce [%s].\n", yyTracePrompt,
+        yyRuleName[yyruleno]);
+    } else {
+      return; /*(should not happen)*/
+    }
   }
 #endif /* NDEBUG */