Fixed some compiler warnings

client/mysqldump.c:
  Removed compiler warning
extra/yassl/taocrypt/include/pwdbased.hpp:
  Removed compiler warning (iterations is always unsigned)
support-files/compiler_warnings.supp:
  Ignore warnings from groff

client/mysqldump.c

@@ -1914,7 +1914,9 @@ static void print_xml_row(FILE *xml_file, const char *row_name,
                           const char *str_create)
 {
   uint i;
+#ifndef DBUG_OFF
   my_bool body_found= 0;
+#endif
   char *create_stmt_ptr= NULL;
   ulong create_stmt_len= 0;
   MYSQL_FIELD *field;
@@ -1932,7 +1934,9 @@ static void print_xml_row(FILE *xml_file, const char *row_name,
       {
         create_stmt_ptr= (*row)[i];
         create_stmt_len= lengths[i];
+#ifndef DBUG_OFF
         body_found= 1;
+#endif
       }
       else
       {

extra/yassl/taocrypt/include/pwdbased.hpp

@@ -51,9 +51,6 @@ word32 PBKDF2_HMAC<T>::DeriveKey(byte* derived, word32 dLen, const byte* pwd,
     if (dLen > MaxDerivedKeyLength())
         return 0;
 
-    if (iterations < 0)
-        return 0;
-
     ByteBlock buffer(T::DIGEST_SIZE);
 	HMAC<T>   hmac;
 

support-files/compiler_warnings.supp

@@ -157,6 +157,7 @@ mySTL/algorithm\.hpp: is used uninitialized in this function
 # Groff warnings on OpenSUSE.
 #
 .*/dbug/.*(groff|<standard input>) : .*
+.*groff.* : vertical spacing must be greater than
 
 #
 # Warnings on OpenSolaris