From 529fcc30a85c15e96fc8cc5362e37725e42a2243 Mon Sep 17 00:00:00 2001
From: ado <adnan.abd0124@gmail.com>
Date: Tue, 23 Feb 2021 20:27:54 +0100
Subject: [PATCH] try fix mingw i686

---
 .github/workflows/msys2-clang.yml |  1 +
 include/ss/extract.hpp            | 11 ++++++++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/msys2-clang.yml b/.github/workflows/msys2-clang.yml
index 21a2abd..7827e94 100644
--- a/.github/workflows/msys2-clang.yml
+++ b/.github/workflows/msys2-clang.yml
@@ -51,6 +51,7 @@ jobs:
 
       - name: Install dependencies
         run: script/ci_install_deps.sh
+        run: clang++ -dM -E - < /dev/null
 
       - name: Configure
         run: cmake -DCMAKE_CXX_COMPILER=clang++ -S test -B build -DCMAKE_BUILD_TYPE=Debug
diff --git a/include/ss/extract.hpp b/include/ss/extract.hpp
index d33a323..0c0c3e1 100644
--- a/include/ss/extract.hpp
+++ b/include/ss/extract.hpp
@@ -35,9 +35,13 @@ inline std::optional<short> from_char(char c) {
     return std::nullopt;
 }
 
+#define MING32_CLANG                                                           \
+    defined(__clang__) && defined(__MINGW32__) && !defined(__MINGW64__)
+
 // mingw32 clang does not support some of the builtin functions
-#if (defined(__clang__) && (!defined(_WIN32) || defined(_WIN64))) ||           \
-    defined(__GNUC__) || defined(__GUNG__)
+#if (defined(__clang__) || defined(__GNUC__) || defined(__GUNG__)) &&          \
+    (MING32_CLANG == false)
+#warning "using mul functions"
 ////////////////
 // mul overflow detection
 ////////////////
@@ -195,7 +199,8 @@ std::enable_if_t<std::is_integral_v<T>, std::optional<T>> to_num(
         }
     }
 
-#if defined(__clang__) || defined(__GNUC__) || defined(__GNUG__)
+#if (defined(__clang__) || defined(__GNUC__) || defined(__GUNG__)) &&          \
+    (MING32_CLANG == false)
     auto add_last_digit_owerflow =
         (is_negative) ? sub_overflow<T> : add_overflow<T>;
 #else