1 files changed, 39 insertions, 0 deletions
diff --git a/test/asan/TestCases/suppressions-library.cc b/test/asan/TestCases/suppressions-library.cc
new file mode 100644
index 000000000000..dfb0d4a5e030
--- /dev/null
+++ b/test/asan/TestCases/suppressions-library.cc
@@ -0,0 +1,39 @@
+// RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so
+// RUN: %clangxx_asan -O0 %s %t-so.so -o %t
+
+// Check that without suppressions, we catch the issue.
+// RUN: not %run %t 2>&1 | FileCheck --check-prefix=CHECK-CRASH %s
+
+// RUN: echo "interceptor_via_lib:%t-so.so" > %t.supp
+// RUN: ASAN_OPTIONS=suppressions=%t.supp %run %t 2>&1 | FileCheck --check-prefix=CHECK-IGNORE %s
+
+// XFAIL: android
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#if !defined(SHARED_LIB)
+
+void crash_function();
+
+int main(int argc, char *argv[]) {
+  crash_function();
+  return 0;
+}
+
+#else // SHARED_LIB
+
+void crash_function() {
+  char *a = (char *)malloc(6);
+  free(a);
+  size_t len = strlen(a); // BOOM
+  fprintf(stderr, "strlen ignored, %zu\n", len);
+}
+
+#endif // SHARED_LIB
+
+// CHECK-CRASH: AddressSanitizer: heap-use-after-free
+// CHECK-CRASH-NOT: strlen ignored
+// CHECK-IGNORE-NOT: AddressSanitizer: heap-use-after-free
+// CHECK-IGNORE: strlen ignored