Bug #43414 Parenthesis (and other) warnings compiling

MySQL with gcc 4.3.2
      
This is the final patch in the context of this bug. 

cmd-line-utils/readline/rlmbutil.h:
  Changed in a previous patch, reverted by a backport.
cmd-line-utils/readline/text.c:
  Static var initialization.
extra/yassl/include/yassl_error.hpp:
  SetErrorString handles errors outside of the YasslError
  enum.
extra/yassl/src/ssl.cpp:
  SetErrorString handles errors outside of the YasslError
  enum.
extra/yassl/src/yassl_error.cpp:
  SetErrorString handles errors outside of the YasslError
  enum.

cmd-line-utils/readline/rlmbutil.h

@@ -109,8 +109,8 @@ extern int _rl_is_mbchar_matched PARAMS((char *, int, int, char *, int));
 extern wchar_t _rl_char_value PARAMS((char *, int));
 extern int _rl_walphabetic PARAMS((wchar_t));
 
-#define _rl_to_wupper(wc)	(iswlower (wc) ? towupper (wc) : (wc))
-#define _rl_to_wlower(wc)	(iswupper (wc) ? towlower (wc) : (wc))
+#define _rl_to_wupper(wc)	(iswlower (wc) ? (wchar_t)towupper (wc) : (wc))
+#define _rl_to_wlower(wc)	(iswupper (wc) ? (wchar_t)towlower (wc) : (wc))
 
 #define MB_NEXTCHAR(b,s,c,f) \
 	((MB_CUR_MAX > 1 && rl_byte_oriented == 0) \

cmd-line-utils/readline/text.c

@@ -614,7 +614,7 @@ rl_arrow_keys (count, c)
 #ifdef HANDLE_MULTIBYTE
 static char pending_bytes[MB_LEN_MAX];
 static int pending_bytes_length = 0;
-static mbstate_t ps = {0};
+static mbstate_t ps;
 #endif
 
 /* Insert the character C at the current location, moving point forward.

extra/yassl/include/yassl_error.hpp

@@ -64,7 +64,7 @@ enum YasslError {
 enum Library { yaSSL_Lib = 0, CryptoLib, SocketLib };
 enum { MAX_ERROR_SZ = 80 };
 
-void SetErrorString(YasslError, char*);
+void SetErrorString(unsigned long, char*);
 
 /* remove for now, if go back to exceptions use this wrapper
 // Base class for all yaSSL exceptions

extra/yassl/src/ssl.cpp

@@ -991,7 +991,7 @@ char* ERR_error_string(unsigned long errNumber, char* buffer)
   static char* msg = (char*)"Please supply a buffer for error string";
 
     if (buffer) {
-        SetErrorString(YasslError(errNumber), buffer);
+        SetErrorString(errNumber, buffer);
         return buffer;
     }
 

extra/yassl/src/yassl_error.cpp

@@ -55,7 +55,7 @@ Library Error::get_lib() const
 */
 
 
-void SetErrorString(YasslError error, char* buffer)
+void SetErrorString(unsigned long error, char* buffer)
 {
     using namespace TaoCrypt;
     const int max = MAX_ERROR_SZ;  // shorthand

sql/log_event.cc

@@ -8753,7 +8753,7 @@ static bool record_compare(TABLE *table)
   DBUG_DUMP("record[1]", table->record[1], table->s->reclength);
 
   bool result= FALSE;
-  uchar saved_x[2], saved_filler[2];
+  uchar saved_x[2]= {0, 0}, saved_filler[2]= {0, 0};
 
   if (table->s->null_bytes > 0)
   {

sql/log_event_old.cc

@@ -337,7 +337,7 @@ static bool record_compare(TABLE *table)
    */
 
   bool result= FALSE;
-  uchar saved_x[2], saved_filler[2];
+  uchar saved_x[2]= {0, 0}, saved_filler[2]= {0, 0};
 
   if (table->s->null_bytes > 0)
   {

sql/sql_update.cc

@@ -1283,7 +1283,8 @@ bool mysql_multi_update(THD *thd,
 
   if (using_handler)
   {
-    Internal_error_handler *top_handler= thd->pop_internal_handler();
+    Internal_error_handler *top_handler;
+    top_handler= thd->pop_internal_handler();
     DBUG_ASSERT(&handler == top_handler);
   }