- don't optimize away gdb

- GCC 4.92
- cleaned up



git-svn-id: http://moon:8086/svn/mips@107 a8ebac50-d88d-4704-bea3-6648445a41b3

src/libsys/gdb_stub.c

@@ -424,10 +424,10 @@ handle_exception (unsigned long *registers)
 	char *ptr;
 	unsigned long *sp;
 	
-	unsigned long *pAddr = (unsigned long *)registers[PC];
+	addr = *((unsigned long *)registers[PC]);
 	
 	// is break
-	if (isBreak(*pAddr))
+	if (isBreak(addr))
 	{
 		registers[PC] += 4;
 	}