fix a bug which caused mmc1 (and maybe other mappers) not to re-initialize their save ram whenever they were replayed multiple times in release mode

src/boards/mmc1.cpp

@@ -310,6 +310,8 @@ static void GenMMC1Init(CartInfo *info, int prg, int chr, int wram, int battery)
   if(wram)
   {
     WRAM=(uint8*)FCEU_gmalloc(wram*1024);
+	//mbg 6/17/08 - this shouldve been cleared to re-initialize save ram
+	memset(WRAM,0,wram*1024);
     mmc1opts|=1;
     if(wram>8) mmc1opts|=4;
     SetupCartPRGMapping(0x10,WRAM,wram*1024,1);

src/utils/memory.cpp

@@ -29,6 +29,7 @@
 ///allocates the specified number of bytes. exits process if this fails
 void *FCEU_gmalloc(uint32 size)
 {
+	
  void *ret;
  ret=malloc(size);
  if(!ret)  
@@ -36,6 +37,11 @@ void *FCEU_gmalloc(uint32 size)
   FCEU_PrintError("Error allocating memory!  Doing a hard exit.");
   exit(1);
  }
+ //mbg 6/17/08 - sometimes this memory is used as RAM or somesuch without clearing first.
+ //this yields different behavior in debug and release modes.
+ //specifically, saveram wasnt getting cleared so the games thought their savefiles were initialized
+ //so we are going to clear it here.
+ memset(ret,0,size);
  return ret;
 }
 
@@ -49,6 +55,11 @@ void *FCEU_malloc(uint32 size)
   FCEU_PrintError("Error allocating memory!");
   return(0);
  }
+ //mbg 6/17/08 - sometimes this memory is used as RAM or somesuch without clearing first.
+ //this yields different behavior in debug and release modes.
+ //specifically, saveram wasnt getting cleared so the games thought their savefiles were initialized
+ //so we are going to clear it here.
+ memset(ret,0,size);
  return ret;
 }