Update bazel overlay and remove debugging assertions.

Author: lntue

libc/src/__support/fixed_point/fx_bits.h

@@ -26,28 +26,28 @@ template <typename T>
 LIBC_INLINE constexpr cpp::enable_if_t<cpp::is_fixed_point_v<T>, T>
 bit_and(T x, T y) {
   using BitType = typename FXRep<T>::StorageType;
-  static_assert(sizeof(BitType) * CHAR_BIT == sizeof(T) * CHAR_BIT);
   BitType x_bit = cpp::bit_cast<BitType>(x);
   BitType y_bit = cpp::bit_cast<BitType>(y);
+  // For some reason, bit_cast cannot deduce BitType from the input.
   return cpp::bit_cast<T, BitType>(x_bit & y_bit);
 }
 
 template <typename T>
 LIBC_INLINE constexpr cpp::enable_if_t<cpp::is_fixed_point_v<T>, T>
 bit_or(T x, T y) {
   using BitType = typename FXRep<T>::StorageType;
-  static_assert(sizeof(BitType) * CHAR_BIT == FXRep<T>::TOTAL_LEN);
   BitType x_bit = cpp::bit_cast<BitType>(x);
   BitType y_bit = cpp::bit_cast<BitType>(y);
+  // For some reason, bit_cast cannot deduce BitType from the input.
   return cpp::bit_cast<T, BitType>(x_bit | y_bit);
 }
 
 template <typename T>
 LIBC_INLINE constexpr cpp::enable_if_t<cpp::is_fixed_point_v<T>, T>
 bit_not(T x) {
   using BitType = typename FXRep<T>::StorageType;
-  static_assert(sizeof(BitType) * CHAR_BIT == sizeof(T) * CHAR_BIT);
   BitType x_bit = cpp::bit_cast<BitType>(x);
+  // For some reason, bit_cast cannot deduce BitType from the input.
   return cpp::bit_cast<T, BitType>(~x_bit);
 }
 

utils/bazel/llvm-project-overlay/libc/BUILD.bazel

@@ -612,10 +612,15 @@ libc_support_library(
 
 libc_support_library(
     name = "__support_fixed_point",
-    hdrs = ["src/__support/fixed_point/fx_rep.h"],
+    hdrs = [
+        "src/__support/fixed_point/fx_rep.h",
+        "src/__support/fixed_point/fx_bits.h",
+    ],
     deps = [
+        ":__support_cpp_bit",
         ":__support_cpp_type_traits",
         ":__support_macros_attributes",
+        ":__support_macros_optimization",
         ":llvm_libc_macros_stdfix_macros",
     ],
 )