[libc-commits] [libc] [libc][math] Qualify floor functions to constexpr (PR #192791)

[Muhammad Bassiouni via libc-commits]

================
@@ -19,13 +19,18 @@ static_assert(0.0 == LIBC_NAMESPACE::shared::ceil(0.0));
 static_assert(0.0 == LIBC_NAMESPACE::shared::log(1.0));
 static_assert(0.0 == LIBC_NAMESPACE::shared::copysign(0.0, 0.0));
 
+static_assert(1.0 == LIBC_NAMESPACE::shared::floor(1.2));
+
 //===----------------------------------------------------------------------===//
 //                       Float Tests
 //===----------------------------------------------------------------------===//
 
 static_assert(0.0f == LIBC_NAMESPACE::shared::ceilf(0.0f));
+static_assert(0.0f == LIBC_NAMESPACE::shared::floorf(0.0f));
 static_assert(0.0f == LIBC_NAMESPACE::shared::copysignf(0.0f, 0.0f));
 
+static_assert(2.0f == LIBC_NAMESPACE::shared::floorf(2.9f));
----------------
bassiounix wrote:

```suggestion
static_assert(0.0f == LIBC_NAMESPACE::shared::copysignf(0.0f, 0.0f));
static_assert(2.0f == LIBC_NAMESPACE::shared::floorf(2.9f));
```

https://github.com/llvm/llvm-project/pull/192791