[Bug libstdc++/79422] New: Use ACX_BUGURL for error in snprintf_lite.cc

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79422

            Bug ID: 79422
           Summary: Use ACX_BUGURL for error in snprintf_lite.cc
           Product: gcc
           Version: unknown
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: redi at gcc dot gnu.org
  Target Milestone: ---

See https://gcc.gnu.org/ml/libstdc++/2017-02/msg00025.html