[libc] [llvm] [libc][math][c23] Add fmaf16 C23 math function. (PR #130757)

[via llvm-commits]

================
@@ -1776,6 +1776,23 @@ add_fp_unittest(
     FMA_OPT__ONLY
 )
 
+add_fp_unittest(
+  fmaf16_test
+  NEED_MPFR
+  SUITE
+    libc-math-unittests
+  SRCS
+    fmaf16_test.cpp
+  HDRS
+    FmaTest.h
+  DEPENDS
+    libc.src.math.fmaf16
+    libc.src.stdlib.rand
+    libc.src.stdlib.srand
+  FLAGS
+    FMA_OPT__ONLY
----------------
lntue wrote:

`FLAGS` option is not needed for `fmaf16`

https://github.com/llvm/llvm-project/pull/130757