Update tests.

Author: lntue

libc/test/src/math/smoke/acos_test.cpp

@@ -17,9 +17,8 @@ TEST_F(LlvmLibcAcosTest, SpecialNumbers) {
   EXPECT_FP_EQ_WITH_EXCEPTION_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::acos(sNaN),
                                            FE_INVALID);
   EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::acos(aNaN));
-  EXPECT_FP_EQ_ALL_ROUNDING(0x1.921fb54442d18p0, LIBC_NAMESPACE::acos(zero));
-  EXPECT_FP_EQ_ALL_ROUNDING(0x1.921fb54442d18p0,
-                            LIBC_NAMESPACE::acos(neg_zero));
+  EXPECT_FP_EQ(0x1.921fb54442d18p0, LIBC_NAMESPACE::acos(zero));
+  EXPECT_FP_EQ(0x1.921fb54442d18p0, LIBC_NAMESPACE::acos(neg_zero));
   EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::acos(inf));
   EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::acos(neg_inf));
   EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::acos(2.0));