[libc-commits] [libc] [libc] Unit test for isnan[f,l] (PR #98274)

[via libc-commits]

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@@ -24,16 +20,13 @@ template <typename T> class IsNanTest : public LIBC_NAMESPACE::testing::Test {
   void testSpecialNumbers(IsNanFunc func) {
     EXPECT_EQ(func(zero), 0);
     EXPECT_EQ(func(neg_zero), 0);
+    EXPECT_EQ(func(inf), 0);
+    EXPECT_EQ(func(neg_inf), 0);
     EXPECT_EQ(func(aNaN), 1);
     EXPECT_EQ(func(sNaN), 1);
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lntue wrote:

Can you change these to `EXPECT_NE(func(aNaN), 0);` because C standard only requires `isnan` macro to be non-zero instead of 1 for non-NaN cases.

https://github.com/llvm/llvm-project/pull/98274