Can a float volatile asm be used as optimization barrier?

[kevin diggs]

Hi,

Something like:

#define add(new)			\
	({int __old;			\
		asm("addl %1,%0\n\t"	\
			:"=g"(__old)	\
			:"g"(new));	\
					\
		__old;			\
	})

int tst(int in)
{
int y;

	y=add(in);

	return y;
}

kevin