From 003ccb427184ffb1c83a7e5b676e8579f4793902 Mon Sep 17 00:00:00 2001
From: Mark Santaniello <mark@santaniello.com>
Date: Tue, 9 Aug 2022 11:02:54 -0700
Subject: [PATCH] Adjust unit test to require __cpp_lib_bit_cast

---
 include/fmt/format.h |  2 --
 test/compile-test.cc | 10 ++++++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/include/fmt/format.h b/include/fmt/format.h
index 119e36f1..047144cf 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -297,8 +297,6 @@ template <typename To, typename From, FMT_ENABLE_IF(sizeof(To) == sizeof(From))>
 FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To {
 #ifdef __cpp_lib_bit_cast
   if (is_constant_evaluated()) return std::bit_cast<To>(from);
-#elif FMT_HAS_BUILTIN(__builtin_bit_cast)
-  return __builtin_bit_cast(To, from);
 #endif
   auto to = To();
   // The cast suppresses a bogus -Wclass-memaccess on GCC.
diff --git a/test/compile-test.cc b/test/compile-test.cc
index 0d62fadb..52f61cb8 100644
--- a/test/compile-test.cc
+++ b/test/compile-test.cc
@@ -228,9 +228,15 @@ TEST(compile_test, format_to_n) {
 }
 
 TEST(compile_test, formatted_size) {
-  FMT_CONSTEXPR20 size_t s1 = fmt::formatted_size(FMT_COMPILE("{0}"), 42);
+#ifdef __cpp_lib_bit_cast
+  FMT_CONSTEXPR20 
+#endif 
+  size_t s1 = fmt::formatted_size(FMT_COMPILE("{0}"), 42);
   EXPECT_EQ(2, s1);
-  FMT_CONSTEXPR20 size_t s2 = fmt::formatted_size(FMT_COMPILE("{0:<4.2f}"), 42.0);
+#ifdef __cpp_lib_bit_cast
+  FMT_CONSTEXPR20 
+#endif 
+size_t s2 = fmt::formatted_size(FMT_COMPILE("{0:<4.2f}"), 42.0);
   EXPECT_EQ(5, s2);
 }