clang 16 on sparc64 does not support _Float16

Index: Source/WTF/wtf/simde/arm/neon.h
--- Source/WTF/wtf/simde/arm/neon.h.orig
+++ Source/WTF/wtf/simde/arm/neon.h
@@ -8787,6 +8787,7 @@ SIMDE_BEGIN_DECLS_
   #elif !defined(__EMSCRIPTEN__) && !(defined(__clang__) && defined(SIMDE_ARCH_POWER)) && \
     !(defined(HEDLEY_MSVC_VERSION) && defined(__clang__)) && \
     !(defined(SIMDE_ARCH_MIPS) && defined(__clang__)) && \
+    !(defined(SIMDE_ARCH_SPARC) && defined(__clang__)) && \
     !(defined(SIMDE_ARCH_ZARCH) && defined(__clang__)) && \
     !(defined(__clang__) && defined(SIMDE_ARCH_RISCV64)) && ( \
       defined(SIMDE_X86_AVX512FP16_NATIVE) || \
