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fix UBSAN

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This commit is contained in:
chenguoping 2020-05-14 20:54:47 +08:00
parent 8f5b5c7469
commit e175150f5b
2 changed files with 4 additions and 2 deletions
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3
include/nlohmann/detail/output/binary_writer.hpp
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@ -194,7 +194,8 @@ class binary_writer
} }
else else
{ {
if (static_cast<double>(static_cast<float>(j.m_value.number_float)) == j.m_value.number_float) if (j.m_value.number_float < std::numeric_limits<float>::max() and
static_cast<double>(static_cast<float>(j.m_value.number_float)) == j.m_value.number_float)
{ {
oa->write_character(get_cbor_float_prefix(static_cast<float>(j.m_value.number_float))); oa->write_character(get_cbor_float_prefix(static_cast<float>(j.m_value.number_float)));
write_number(static_cast<float>(j.m_value.number_float)); write_number(static_cast<float>(j.m_value.number_float));

3
single_include/nlohmann/json.hpp
View File

@ -12143,7 +12143,8 @@ class binary_writer
} }
else else
{ {
if (static_cast<double>(static_cast<float>(j.m_value.number_float)) == j.m_value.number_float) if (j.m_value.number_float < std::numeric_limits<float>::max() and
static_cast<double>(static_cast<float>(j.m_value.number_float)) == j.m_value.number_float)
{ {
oa->write_character(get_cbor_float_prefix(static_cast<float>(j.m_value.number_float))); oa->write_character(get_cbor_float_prefix(static_cast<float>(j.m_value.number_float)));
write_number(static_cast<float>(j.m_value.number_float)); write_number(static_cast<float>(j.m_value.number_float));