From cb3fe547f43b5c557b503474ec90e647c5981581 Mon Sep 17 00:00:00 2001
From: Ben Wibking <wibkingb@msu.edu>
Date: Tue, 5 Nov 2024 14:28:53 -0500
Subject: [PATCH] update to comply with C++ defect report on user-defined
 literals

---
 Src/Base/AMReX_REAL.H | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/Src/Base/AMReX_REAL.H b/Src/Base/AMReX_REAL.H
index 54815fa3da1..246762b2989 100644
--- a/Src/Base/AMReX_REAL.H
+++ b/Src/Base/AMReX_REAL.H
@@ -100,25 +100,25 @@ inline namespace literals {
       ```
     */
     constexpr Real
-    operator"" _rt( long double x )
+    operator""_rt( long double x )
     {
         return Real( x );
     }
 
     constexpr Real
-    operator"" _rt( unsigned long long int x )
+    operator""_rt( unsigned long long int x )
     {
         return Real( x );
     }
 
     constexpr ParticleReal
-    operator"" _prt( long double x )
+    operator""_prt( long double x )
     {
         return ParticleReal( x );
     }
 
     constexpr ParticleReal
-    operator"" _prt( unsigned long long int x )
+    operator""_prt( unsigned long long int x )
     {
         return ParticleReal( x );
     }