[libc] Fix missing LIBC_TYPES_HAS_FLOAT16 guard around DyadicFloat::generic_as() (#109697)

overmighty · web-flow · commit 6267f121f510 · 2024-09-23T20:01:53.000+02:00
See Buildbot failure: https://lab.llvm.org/buildbot/#/builders/93/builds/6872.
diff --git a/libc/src/__support/FPUtil/dyadic_float.h b/libc/src/__support/FPUtil/dyadic_float.h
@@ -101,6 +101,7 @@ template <size_t Bits> struct DyadicFloat {
     return exponent + (Bits - 1);
   }
 
+#ifdef LIBC_TYPES_HAS_FLOAT16
   template <typename T, bool ShouldSignalExceptions>
   LIBC_INLINE constexpr cpp::enable_if_t<
       cpp::is_floating_point_v<T> && (FPBits<T>::FRACTION_LEN < Bits), T>
@@ -207,6 +208,7 @@ template <size_t Bits> struct DyadicFloat {
 
     return FPBits(result).get_val();
   }
+#endif // LIBC_TYPES_HAS_FLOAT16
 
   template <typename T, bool ShouldSignalExceptions,
             typename = cpp::enable_if_t<cpp::is_floating_point_v<T> &&

Original file line number	Diff line number	Diff line change
`@@ -101,6 +101,7 @@ template <size_t Bits> struct DyadicFloat {`
`101`	`101`	`return exponent + (Bits - 1);`
`102`	`102`	`}`
`103`	`103`
	`104`	`+#ifdef LIBC_TYPES_HAS_FLOAT16`
`104`	`105`	`template <typename T, bool ShouldSignalExceptions>`
`105`	`106`	`LIBC_INLINE constexpr cpp::enable_if_t<`
`106`	`107`	`cpp::is_floating_point_v<T> && (FPBits<T>::FRACTION_LEN < Bits), T>`
`@@ -207,6 +208,7 @@ template <size_t Bits> struct DyadicFloat {`
`207`	`208`
`208`	`209`	`return FPBits(result).get_val();`
`209`	`210`	`}`
	`211`	`+#endif // LIBC_TYPES_HAS_FLOAT16`
`210`	`212`
`211`	`213`	`template <typename T, bool ShouldSignalExceptions,`
`212`	`214`	`typename = cpp::enable_if_t<cpp::is_floating_point_v<T> &&`