Fix Bazel build

Author: overmighty

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

@@ -774,6 +774,19 @@ libc_support_library(
     ],
 )
 
+libc_support_library(
+    name = "__support_fputil_cast",
+    hdrs = ["src/__support/FPUtil/cast.h"],
+    deps = [
+        ":__support_cpp_algorithm",
+        ":__support_cpp_type_traits",
+        ":__support_fputil_dyadic_float",
+        ":__support_fputil_fp_bits",
+        ":__support_macros_properties_types",
+        ":hdr_fenv_macros",
+    ],
+)
+
 libc_support_library(
     name = "__support_fputil_division_and_remainder_operations",
     hdrs = ["src/__support/FPUtil/DivisionAndRemainderOperations.h"],
@@ -791,9 +804,12 @@ libc_support_library(
     hdrs = ["src/__support/FPUtil/except_value_utils.h"],
     deps = [
         ":__support_cpp_optional",
+        ":__support_fputil_cast",
         ":__support_fputil_fenv_impl",
         ":__support_fputil_fp_bits",
         ":__support_fputil_rounding_mode",
+        ":__support_macros_properties_cpu_features",
+        ":__support_macros_properties_types",
     ],
 )
 

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

@@ -46,6 +46,7 @@ libc_support_library(
         "//libc:__support_cpp_string_view",
         "//libc:__support_cpp_stringstream",
         "//libc:__support_cpp_type_traits",
+        "//libc:__support_fputil_cast",
         "//libc:__support_fputil_fp_bits",
         "//libc:__support_fputil_fpbits_str",
         "//libc:__support_macros_config",