Both math.Logb and math.Ilogb are broken #1141
Description
Before filing a bug, please check whether it has been fixed since the latest release: run "hg pull -u" and retry what you did to reproduce the problem. Thanks. What steps will reproduce the problem? 1. math.Ilogb(128) or math.Logb(128) What is the expected output? 7 What do you see instead? 8 Which compiler are you using (5g, 6g, 8g, gccgo)? 6g Which operating system are you using? Ubuntu Which revision are you using? (hg identify) ca2f90900b9c tip Please provide any additional information below.