1 files changed, 12 insertions, 0 deletions
diff --git a/compiler-rt/test/sanitizer_common/TestCases/Linux/mmap_write_exec.cpp b/compiler-rt/test/sanitizer_common/TestCases/Linux/mmap_write_exec.cpp
new file mode 100644
index 00000000000..2758322c53e
--- /dev/null
+++ b/compiler-rt/test/sanitizer_common/TestCases/Linux/mmap_write_exec.cpp
@@ -0,0 +1,12 @@
+// RUN: %clangxx %s -o %t
+// RUN: %env_tool_opts=detect_write_exec=1 %run %t 2>&1 | FileCheck %s
+// ubsan and lsan do not install mmap interceptors
+// UNSUPPORTED: ubsan, lsan
+
+#include <sys/mman.h>
+
+int main(int argc, char **argv) {
+  char *p = (char *)mmap(0, 1024, PROT_READ | PROT_WRITE | PROT_EXEC,
+                         MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
+  // CHECK: WARNING: {{.*}}Sanitizer: writable-executable page usage
+}