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fix (or suppress) clang warnings #261

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fix (or suppress) clang warnings #261

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6418925
variant self assignment test: suppress clang diagnostic
AndreyG Jan 7, 2020
992df30
fix clang warning 'implicit-int-float-conversion'
AndreyG Jan 7, 2020
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6 changes: 3 additions & 3 deletions src/rttr/detail/conversion/number_conversion.h
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Original file line number Diff line number Diff line change
Expand Up @@ -134,9 +134,9 @@ typename std::enable_if<std::is_floating_point<F>::value &&
bool>::type
convert_to(const F& from, T& to)
{
if (from > std::numeric_limits<T>::max())
if (from > static_cast<F>(std::numeric_limits<T>::max()))
return false; // value too large
else if (from < -std::numeric_limits<T>::max())
else if (from < static_cast<F>(-std::numeric_limits<T>::max()))
return false; // value to small

to = static_cast<T>(from);
Expand All @@ -151,7 +151,7 @@ typename std::enable_if<std::is_floating_point<F>::value &&
bool>::type
convert_to(const F& from, T& to)
{
if (from < 0 || from > std::numeric_limits<T>::max())
if (from < 0 || from > static_cast<F>(std::numeric_limits<T>::max()))
return false; // value too large

to = static_cast<T>(from);
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9 changes: 9 additions & 0 deletions src/unit_tests/variant/variant_assign_test.cpp
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Expand Up @@ -150,6 +150,11 @@ TEST_CASE("move assignment", "[variant]")

TEST_CASE("variant::operator=() - self assignment", "[variant]")
{
#if RTTR_COMPILER == RTTR_COMPILER_CLANG || RTTR_COMPILER == RTTR_COMPILER_APPLECLANG
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Does this need implementation for other compilers as well. I think @acki-m prefers this?

#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wself-assign"
#endif

SECTION("self assign - empty")
{
variant a;
Expand All @@ -165,6 +170,10 @@ TEST_CASE("variant::operator=() - self assignment", "[variant]")

CHECK(a.is_valid() == true);
}

#if RTTR_COMPILER == RTTR_COMPILER_CLANG || RTTR_COMPILER == RTTR_COMPILER_APPLECLANG
#pragma clang diagnostic pop
#endif
}

/////////////////////////////////////////////////////////////////////////////////////////