From f51dc98dfcaecf402e2d3aa3e0282b27beb4e237 Mon Sep 17 00:00:00 2001
From: abhishekbelgaonkar23
 <155880197+abhishekbelgaonkar23@users.noreply.github.com>
Date: Sat, 16 Nov 2024 13:41:56 +0530
Subject: [PATCH] Fix: Clang 19 -Wc++20-extensions warning (#2910)

---
 src/catch2/internal/catch_compiler_capabilities.hpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/catch2/internal/catch_compiler_capabilities.hpp b/src/catch2/internal/catch_compiler_capabilities.hpp
index d544b00c..4cf1d652 100644
--- a/src/catch2/internal/catch_compiler_capabilities.hpp
+++ b/src/catch2/internal/catch_compiler_capabilities.hpp
@@ -103,8 +103,16 @@
 #    define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
          _Pragma( "clang diagnostic ignored \"-Wunused-variable\"" )
 
-#    define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
-         _Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" )
+#    if (__clang_major__ >= 20)
+#        define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
+             _Pragma( "clang diagnostic ignored \"-Wvariadic-macro-arguments-omitted\"" )
+#    elif (__clang_major__ == 19)
+#        define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
+	         _Pragma( "clang diagnostic ignored \"-Wc++20-extensions\"" )
+#    else
+#        define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
+             _Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" )
+#    endif
 
 #    define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
          _Pragma( "clang diagnostic ignored \"-Wunused-template\"" )