[compiler-rt] [builtins] Avoid using long double in FreeBSD standalone environment (PR #76175)

[Saleem Abdulrasool via llvm-commits]

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@@ -156,7 +156,9 @@ typedef struct {
 // still makes it 80 bits. Clang will match whatever compiler it is trying to
 // be compatible with. On 32-bit x86 Android, long double is 64 bits, while on
 // x86_64 Android, long double is 128 bits.
-#if (defined(__i386__) || defined(__x86_64__)) &&                              \
+#if !CRT_HAS_FLOATING_POINT
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compnerd wrote:

Yeah, I agree, move the `HAS_80_BIT_LONG_DOUBLE` into the `else` clause around L129.

https://github.com/llvm/llvm-project/pull/76175