From b716ae24a5337b54c19a10df2ccdac17001efb88 Mon Sep 17 00:00:00 2001
From: Zakariyya Mughal <zmughal@cpan.org>
Date: Thu, 14 Sep 2023 17:11:13 -0400
Subject: [PATCH] Make the C++ test export the expected symbol

Use `namespace` instead of `class` and mark as `extern "C"`.
---
 dist/ExtUtils-CBuilder/lib/ExtUtils/CBuilder/Base.pm | 2 +-
 dist/ExtUtils-CBuilder/t/03-cplusplus.t              | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dist/ExtUtils-CBuilder/lib/ExtUtils/CBuilder/Base.pm b/dist/ExtUtils-CBuilder/lib/ExtUtils/CBuilder/Base.pm
index 31fbef0941..70c4ab82f6 100644
--- a/dist/ExtUtils-CBuilder/lib/ExtUtils/CBuilder/Base.pm
+++ b/dist/ExtUtils-CBuilder/lib/ExtUtils/CBuilder/Base.pm
@@ -202,7 +202,7 @@ sub have_compiler {
   binmode $FH;
 
   if ( $is_cplusplus ) {
-    print $FH "class Bogus { public: int boot_compilet() { return 1; } };\n";
+    print $FH q<namespace Bogus { extern "C" int boot_compilet() { return 1; } };> . "\n";
   }
   else {
     print $FH "int boot_compilet(void) { return 1; }\n";
diff --git a/dist/ExtUtils-CBuilder/t/03-cplusplus.t b/dist/ExtUtils-CBuilder/t/03-cplusplus.t
index 0c05ae29bb..2fae11fc0e 100644
--- a/dist/ExtUtils-CBuilder/t/03-cplusplus.t
+++ b/dist/ExtUtils-CBuilder/t/03-cplusplus.t
@@ -33,7 +33,7 @@ ok $b->have_cplusplus, "have_cplusplus";
 $source_file = File::Spec->catfile('t', 'cplust.cc');
 {
   open my $FH, '>', $source_file or die "Can't create $source_file: $!";
-  print $FH "class Bogus { public: int boot_cplust() { return 1; } };\n";
+  print $FH q<namespace Bogus { extern "C" int boot_cplust() { return 1; } };> . "\n";
   close $FH;
 }
 ok -e $source_file, "source file '$source_file' created";