diff options
| -rw-r--r-- | libstdc++-v3/src/c++17/floating_from_chars.cc | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/libstdc++-v3/src/c++17/floating_from_chars.cc b/libstdc++-v3/src/c++17/floating_from_chars.cc index a25ac5c..939c751 100644 --- a/libstdc++-v3/src/c++17/floating_from_chars.cc +++ b/libstdc++-v3/src/c++17/floating_from_chars.cc @@ -637,8 +637,13 @@ namespace { if (__builtin_isinf(tmpval)) // overflow ec = errc::result_out_of_range; - else // underflow (LWG 3081 wants to set value = tmpval here) + else if (tmpval == 0) // underflow (LWG 3081 wants to set value = tmpval here) ec = errc::result_out_of_range; + else // denormal value + { + value = tmpval; + ec = errc(); + } } else if (n) { |