ugh. compilers. 31b5632 follow-up.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/common/Utilities/advstd.h b/src/common/Utilities/advstd.h
index 187df3c15be..d9776b02acb 100644
--- a/src/common/Utilities/advstd.h
+++ b/src/common/Utilities/advstd.h
@@ -110,8 +110,9 @@ namespace advstd
 
     // C++17 std::gcd
     template <typename T1, typename T2>
-    constexpr std::enable_if_t<advstd::is_unsigned_v<T1> && advstd::is_unsigned_v<T2>, std::common_type_t<T1, T2>> gcd(T1 m, T2 n)
+    constexpr std::enable_if_t<advstd::is_unsigned_v<T1> && advstd::is_unsigned_v<T2>, std::common_type_t<T1, T2>> gcd(T1 _m, T2 _n)
     {
+        std::common_type_t<T1, T2> n = _n, m = _m;
         while (n)
         {
             std::swap(m,n);