[gcc r15-3495] c++: tweak redeclaration-6.C

[Jason Merrill via Gcc-cvs]

https://gcc.gnu.org/g:b214ffeecb3f480dd7864bcbfc9ac30100c126f3

commit r15-3495-gb214ffeecb3f480dd7864bcbfc9ac30100c126f3
Author: Jason Merrill <ja...@redhat.com>
Date:   Thu Sep 5 16:39:55 2024 -0400

    c++: tweak redeclaration-6.C
    
    gcc/testsuite/ChangeLog:
    
            * g++.dg/diagnostic/redeclaration-6.C: Add -fno-implicit-constexpr.

Diff:
---
 gcc/testsuite/g++.dg/diagnostic/redeclaration-6.C | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gcc/testsuite/g++.dg/diagnostic/redeclaration-6.C 
b/gcc/testsuite/g++.dg/diagnostic/redeclaration-6.C
index ed8d4af7792..5058bfe74b6 100644
--- a/gcc/testsuite/g++.dg/diagnostic/redeclaration-6.C
+++ b/gcc/testsuite/g++.dg/diagnostic/redeclaration-6.C
@@ -1,5 +1,6 @@
 // PR c++/116239
 // { dg-do compile { target c++20 } }
+// { dg-additional-options "-fno-implicit-constexpr" }
 
 consteval void f1();
 void f2();