[libc] [llvm] [libc] Add proxy header for float.h. (PR #93504)

[via llvm-commits]

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@@ -14,9 +14,7 @@
 namespace LIBC_NAMESPACE {
 
 LLVM_LIBC_FUNCTION(float128, scalbnf128, (float128 x, int n)) {
-#if !defined(FLT_RADIX)
-#error FLT_RADIX undefined.
-#elif FLT_RADIX != 2
+#if FLT_RADIX != 2
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lntue wrote:

Done.

https://github.com/llvm/llvm-project/pull/93504