[Bug c/83056] GCC suggests the use of previously reported undeclared identifiers when reporting new undeclared identifiers

[dmalcolm at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83056

--- Comment #4 from David Malcolm <dmalcolm at gcc dot gnu.org> ---
Fixed on trunk for gcc 8 by r255038; not yet fixed on gcc-7-branch.