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Add -Wdouble-promotion to common warnings #2707

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Add -Wdouble-promotion to common warnings #2707

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1 change: 1 addition & 0 deletions CMake/CatchMiscFunctions.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -53,6 +53,7 @@ function(add_warnings_to_targets targets)
"-Wdangling"
"-Wdeprecated"
"-Wdeprecated-register"
"-Wdouble-promotion"
"-Wexceptions"
"-Wexit-time-destructors"
"-Wextra"
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2 changes: 1 addition & 1 deletion src/catch2/catch_approx.cpp
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Expand Up @@ -25,7 +25,7 @@ bool marginComparison(double lhs, double rhs, double margin) {
namespace Catch {

Approx::Approx ( double value )
: m_epsilon( std::numeric_limits<float>::epsilon()*100. ),
: m_epsilon( std::numeric_limits<float>::epsilon()*100.f ),
m_margin( 0.0 ),
m_scale( 0.0 ),
m_value( value )
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4 changes: 2 additions & 2 deletions tests/SelfTest/UsageTests/Condition.tests.cpp
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Expand Up @@ -136,7 +136,7 @@ TEST_CASE( "Ordering comparison checks that should succeed" )

REQUIRE( data.float_nine_point_one > 9 );
REQUIRE( data.float_nine_point_one < 10 );
REQUIRE( data.float_nine_point_one < 9.2 );
REQUIRE( data.float_nine_point_one < 9.2f );

REQUIRE( data.str_hello <= "hello" );
REQUIRE( data.str_hello >= "hello" );
Expand All @@ -163,7 +163,7 @@ TEST_CASE( "Ordering comparison checks that should fail", "[.][failing]" )

CHECK( data.float_nine_point_one < 9 );
CHECK( data.float_nine_point_one > 10 );
CHECK( data.float_nine_point_one > 9.2 );
CHECK( data.float_nine_point_one > 9.2f );

CHECK( data.str_hello > "hello" );
CHECK( data.str_hello < "hello" );
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