IRIX 3.2 C compiler bug

[Ken Lalonde]

On a 4D/240S running 3.2:

	% cat t.c
	main()
	{
		double a,b,c;

		b = 1.0;
		c = 2.0;
		a = b==c;
		printf("a=%f\n",a);
	}
	% cc t.c
	% ./a.out
	a=2147469288.000000