[Bug go/90110] [9 Regression] libgo fails to build against glibc 2.19

[ian at airs dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90110

--- Comment #9 from Ian Lance Taylor <ian at airs dot com> ---
> I think the *end != '\0' check is the problem here.  The temporary object is 
> gone at that point.

Ah ha.  Thanks.