Skip instruction probe test where fn not implemented

1 files changed, 5 insertions, 0 deletions

diff --git a/src/tests/test_os_utils.cpp b/src/tests/test_os_utils.cpp
index 5b5e69d8d..e7313256e 100644
--- a/src/tests/test_os_utils.cpp
+++ b/src/tests/test_os_utils.cpp
@@ -103,6 +103,9 @@ class OS_Utils_Tests : public Test
          {
          Test::Result result("OS::run_cpu_instruction_probe");
 
+#if defined(BOTAN_TARGET_OS_TYPE_IS_UNIX)
+         // OS::run_cpu_instruction_probe only implemented for Unix signals right now
+
          std::function<int ()> ok_fn = []() { return 5; };
          const int run_rc = Botan::OS::run_cpu_instruction_probe(ok_fn);
          result.confirm("Correct result returned by working probe fn", run_rc == 5);
@@ -136,6 +139,8 @@ class OS_Utils_Tests : public Test
             }
 #endif
 
+#endif
+
          return result;
          }
 };