diff options
Diffstat (limited to 'absl/strings/internal/str_format')
-rw-r--r-- | absl/strings/internal/str_format/float_conversion.cc | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/absl/strings/internal/str_format/float_conversion.cc b/absl/strings/internal/str_format/float_conversion.cc index 37952b4699e9..6176db9cb5a2 100644 --- a/absl/strings/internal/str_format/float_conversion.cc +++ b/absl/strings/internal/str_format/float_conversion.cc @@ -153,7 +153,14 @@ void PrintExponent(int exp, char e, Buffer *out) { template <typename Float, typename Int> constexpr bool CanFitMantissa() { - return std::numeric_limits<Float>::digits <= std::numeric_limits<Int>::digits; + return +#if defined(__clang__) && !defined(__SSE3__) + // Workaround for clang bug: https://bugs.llvm.org/show_bug.cgi?id=38289 + // Casting from long double to uint64_t is miscompiled and drops bits. + (!std::is_same<Float, long double>::value || + !std::is_same<Int, uint64_t>::value) && +#endif + std::numeric_limits<Float>::digits <= std::numeric_limits<Int>::digits; } template <typename Float> |