[Bug c/79358] gcc.dg/c99-stdint-1.c fails with excess error

[vogt at linux dot vnet.ibm.com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79358

--- Comment #4 from Dominik Vogt <vogt at linux dot vnet.ibm.com> ---
I.e. this is a Glibc related problem?  The test machine has Glibc-2.18.