[Bug libstdc++/69294] New: [6 Regression] std::isinf and std::isnan declaration conflict

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69294

            Bug ID: 69294
           Summary: [6 Regression] std::isinf and std::isnan declaration
                    conflict
           Product: gcc
           Version: 6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libstdc++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dje at gcc dot gnu.org
  Target Milestone: ---

FAIL: 26_numerics/headers/cmath/48891.cc (test for excess errors)
Excess errors:
/nasfarm/edelsohn/src/src/libstdc++-v3/testsuite/26_numerics/headers/cmath/48891
.cc:26:12: error: 'constexpr bool std::isinf(double)' conflicts with a previous 
declaration
/nasfarm/edelsohn/src/src/libstdc++-v3/testsuite/26_numerics/headers/cmath/48891
.cc:27:12: error: 'constexpr bool std::isnan(double)' conflicts with a previous 
declaration