2 files changed, 9 insertions, 0 deletions
diff --git a/clang/test/Sema/self-comparison.c b/clang/test/Sema/self-comparison.c
index edb3a6a4c8a..bd7adcd9cda 100644
--- a/clang/test/Sema/self-comparison.c
+++ b/clang/test/Sema/self-comparison.c
@@ -86,3 +86,8 @@ int R8435950(int i) {
   return 1;
 }
 
+__attribute__((weak)) int weak_1[3];
+__attribute__((weak)) int weak_2[3];
+_Bool compare_weak() {
+  return weak_1 == weak_2;
+}
diff --git a/clang/test/SemaCXX/self-comparison.cpp b/clang/test/SemaCXX/self-comparison.cpp
index fb15ec84306..2af19abb30a 100644
--- a/clang/test/SemaCXX/self-comparison.cpp
+++ b/clang/test/SemaCXX/self-comparison.cpp
@@ -21,3 +21,7 @@ struct A {
     return a == c; // expected-warning {{array comparison always evaluates to false}}
   }
 };
+
+namespace NA { extern "C" int x[3]; }
+namespace NB { extern "C" int x[3]; }
+bool k = NA::x == NB::x; // expected-warning {{self-comparison always evaluates to true}}