gc produces an error for c and d, but not for a and b: ``` go package a var a = complex64(0)/1e-1000 var b = complex64(0)/1e-47 var c = float32(0)/1e-1000 var d = float32(0)/1e-47 ``` ``` go.go:4: division by zero go.go:5: division by zero ``` gotype produces errors for all 4 variables. go version devel +9b04852 Sat Jul 11 00:08:50 2015 +0000 linux/amd64