From 532a69a6397e908fe97d23963ee48efe47f76f3c Mon Sep 17 00:00:00 2001
From: Victor Zverovich <viz@fb.com>
Date: Thu, 17 Feb 2022 15:51:59 -0800
Subject: [PATCH] Fix handling of 96-bit long double with -m32

---
 include/fmt/format-inl.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/include/fmt/format-inl.h b/include/fmt/format-inl.h
index 876639018b50..db539346abb9 100644
--- a/include/fmt/format-inl.h
+++ b/include/fmt/format-inl.h
@@ -245,9 +245,11 @@ struct fp {
   template <typename Float> explicit FMT_CONSTEXPR fp(Float n) { assign(n); }
 
   template <typename Float>
-  using is_supported = bool_constant<sizeof(Float) == sizeof(uint32_t) ||
-                                     sizeof(Float) == 2 * sizeof(uint32_t) ||
-                                     std::numeric_limits<Float>::digits == 64>;
+  using is_supported =
+      bool_constant<sizeof(Float) == sizeof(uint32_t) ||
+                    sizeof(Float) == sizeof(uint64_t) ||
+                    (sizeof(Float) == sizeof(uint128_t) &&
+                     std::numeric_limits<Float>::digits == 64)>;
 
   // Assigns d to this and return true iff predecessor is closer than successor.
   template <typename Float, FMT_ENABLE_IF(is_supported<Float>::value)>