cmake: Use trace for missing link flags (fixes #6386)

This is neccessary for static libraries, since the
CMake file API does not add link flags here.

1 files changed, 9 insertions, 0 deletions

diff --git a/test cases/cmake/16 threads/main.cpp b/test cases/cmake/16 threads/main.cpp
new file mode 100644
index 000000000..67ee110a3
--- /dev/null
+++ b/test cases/cmake/16 threads/main.cpp
@@ -0,0 +1,9 @@
+#include "cmMod.hpp"
+
+#include <cstdlib>
+
+int main() {
+  CmMod cc;
+  cc.asyncIncrement();
+  return cc.getNum() == 1 ? EXIT_SUCCESS : EXIT_FAILURE;
+}