1 files changed, 20 insertions, 0 deletions
diff --git a/test/msan/icmp_slt_allones.cc b/test/msan/icmp_slt_allones.cc
new file mode 100644
index 000000000000..8eff2eac8ad9
--- /dev/null
+++ b/test/msan/icmp_slt_allones.cc
@@ -0,0 +1,20 @@
+// PR24561
+// RUN: %clangxx_msan -O2 -g %s -o %t && %run %t
+
+#include <stdio.h>
+
+struct A {
+  int c1 : 7;
+  int c8 : 1;
+  int c9 : 1;
+  A();
+};
+
+__attribute__((noinline)) A::A() : c8(1) {}
+
+int main() {
+  A* a = new A();
+  if (a->c8 == 0)
+    printf("zz\n");
+  return 0;
+}