diff options
Diffstat (limited to 'absl/random/uniform_real_distribution_test.cc')
| -rw-r--r-- | absl/random/uniform_real_distribution_test.cc | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/absl/random/uniform_real_distribution_test.cc b/absl/random/uniform_real_distribution_test.cc index be107cdd..18bcd3bc 100644 --- a/absl/random/uniform_real_distribution_test.cc +++ b/absl/random/uniform_real_distribution_test.cc @@ -20,11 +20,13 @@ #include <random> #include <sstream> #include <string> +#include <type_traits> #include <vector> #include "gmock/gmock.h" #include "gtest/gtest.h" #include "absl/base/internal/raw_logging.h" +#include "absl/numeric/internal/representation.h" #include "absl/random/internal/chi_square.h" #include "absl/random/internal/distribution_test_util.h" #include "absl/random/internal/pcg_engine.h" @@ -55,11 +57,15 @@ namespace { template <typename RealType> class UniformRealDistributionTest : public ::testing::Test {}; -#if defined(__EMSCRIPTEN__) -using RealTypes = ::testing::Types<float, double>; -#else -using RealTypes = ::testing::Types<float, double, long double>; -#endif // defined(__EMSCRIPTEN__) +// double-double arithmetic is not supported well by either GCC or Clang; see +// https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99048, +// https://bugs.llvm.org/show_bug.cgi?id=49131, and +// https://bugs.llvm.org/show_bug.cgi?id=49132. Don't bother running these tests +// with double doubles until compiler support is better. +using RealTypes = + std::conditional<absl::numeric_internal::IsDoubleDouble(), + ::testing::Types<float, double>, + ::testing::Types<float, double, long double>>::type; TYPED_TEST_SUITE(UniformRealDistributionTest, RealTypes); |