Added negative zero preprocessor constants

[alexxy/gromacs.git] / src / testutils / tests / testasserts_tests.cpp

diff --git a/src/testutils/tests/testasserts_tests.cpp b/src/testutils/tests/testasserts_tests.cpp
index 111bbc5e627bf0d2ee0aaf3fc7996fb155c1b317..c586374863360c74c40cde97fa39f94e6f6b9f7a 100644 (file)
--- a/src/testutils/tests/testasserts_tests.cpp
+++ b/src/testutils/tests/testasserts_tests.cpp
@@ -75,7 +75,7 @@ TEST(FloatingPointDifferenceTest, HandlesEqualValues)
 
 TEST(FloatingPointDifferenceTest, HandlesZerosOfDifferentSign)
 {
-    FloatingPointDifference diff(0.0, -0.0);
+    FloatingPointDifference diff(0.0, GMX_DOUBLE_NEGZERO);
     EXPECT_FALSE(diff.isNaN());
     EXPECT_EQ(0.0, diff.asAbsolute());
     EXPECT_EQ(0U,  diff.asUlps());
@@ -91,7 +91,7 @@ TEST(FloatingPointDifferenceTest, HandlesSignComparisonWithZero)
         EXPECT_TRUE(diff.signsDiffer());
     }
     {
-        FloatingPointDifference diff(-0.0, -1.2);
+        FloatingPointDifference diff(GMX_DOUBLE_NEGZERO, -1.2);
         EXPECT_FALSE(diff.isNaN());
         EXPECT_DOUBLE_EQ(1.2, diff.asAbsolute());
         EXPECT_FALSE(diff.signsDiffer());
@@ -120,7 +120,7 @@ TEST(FloatingPointDifferenceTest, HandlesUlpDifferences)
 
 TEST(FloatingPointDifferenceTest, HandlesUlpDifferenceAcrossZero)
 {
-    const double            first  = addUlps(-0.0, 2);
+    const double            first  = addUlps(GMX_DOUBLE_NEGZERO, 2);
     const double            second = addUlps( 0.0, 2);
     FloatingPointDifference diff(first, second);
     EXPECT_FALSE(diff.isNaN());